Data Science

Data Engineering Skillset: Essential Skills, Tools and Career Roadmap

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    Every digital business depends on reliable data. Customer transactions, website events, financial records, application logs and sensor readings must be collected, cleaned, organised and delivered to the people and systems that need them. Data engineers build the infrastructure that makes this possible.

    A strong data engineering skillset goes beyond knowing a programming language or operating a cloud tool. It combines database knowledge, software engineering, data architecture, distributed processing, security, problem-solving and business understanding.

    This guide explains the core data engineer skills employers expect, the tools associated with each skill and a practical roadmap for developing job-ready capability.

    What Is a Data Engineering Skillset?

    A data engineering skillset is the combination of technical, analytical and professional abilities required to design, build, operate and improve data systems.

    A data engineer may extract data from databases, APIs and applications; transform raw data into consistent datasets; build batch and streaming pipelines; design warehouses and lakes; maintain data quality; and support analytics, machine learning and AI applications.

    Data Engineering Skills at a Glance

    Skill areaWhat you should knowCommon tools
    SQLQueries, joins, windows and optimisationPostgreSQL, MySQL, SQL Server
    ProgrammingAutomation, APIs, transformation and testingPython, Java, Scala
    Data modellingSchemas, facts, dimensions and normalisationdbt, modelling tools
    PipelinesETL, ELT, retries and incremental loadingAirflow, ADF, AWS Glue
    Distributed processingLarge-scale data processingSpark, Databricks
    StreamingEvents, producers, consumers and offsetsKafka, Kinesis
    CloudStorage, compute, identity and cost controlAWS, Azure, Google Cloud
    Quality and governanceTesting, lineage and access controlGreat Expectations, Purview
    DevOpsVersion control and automated deploymentGit, Docker, CI/CD tools
    Business skillsRequirements, documentation and communicationJira, Confluence

    1. Advanced SQL Skills

    SQL is the foundation of the data engineering skillset. Engineers use it to inspect source systems, transform data, validate results, create warehouse models and troubleshoot pipeline failures.

    A job-ready professional should be comfortable with joins, common table expressions, subqueries, aggregate functions, window functions, date and string functions, deduplication, views, stored procedures, indexes, partitions and query execution plans.

    Returning the correct result is only the first step. A data engineer must also consider how a query performs when a table contains millions of records. This requires knowledge of filtering, indexing, partition pruning, data distribution and unnecessary data movement.

    2. Python and Programming Fundamentals

    Python is commonly used for data ingestion, transformation, API integration, automation and testing. Its standard data structures and extensive ecosystem make it practical for reusable data workflows.

    Important skills include:

    • Functions and exception handling
    • Lists, dictionaries, sets and tuples
    • CSV, JSON and Parquet file processing
    • REST API integration
    • Database connectivity
    • Logging and configuration management
    • Object-oriented programming
    • Unit testing
    • Package and dependency management

    Libraries such as pandas are useful for moderate-sized data, while PySpark supports distributed processing. Python should be learned through practical tasks such as extracting paginated API data, validating schemas, processing files and loading results into databases.

    3. Data Modelling and Database Design

    Pipelines create value only when their outputs are structured for business use. Data modelling is therefore a core part of the data engineering skillset.

    Engineers should understand:

    • Entities and relationships
    • Primary and foreign keys
    • Normalisation and denormalisation
    • Star and snowflake schemas
    • Fact and dimension tables
    • Surrogate keys
    • Slowly changing dimensions
    • Schema evolution

    Operational databases are designed for frequent inserts and updates. Analytical systems are designed for large scans, aggregations and historical analysis. Recognising this difference helps engineers build models that are both accurate and efficient.

    Modern frameworks such as dbt allow teams to create modular SQL models and combine them with testing, documentation, lineage and version-controlled workflows.

     

    4. ETL, ELT and Data Pipeline Development

    ETL means extract, transform and load. ELT means extract, load and transform. Both patterns move data from source systems into analytical platforms.

    A capable data engineer should know how to:

    • Connect with databases, APIs, SaaS applications and file systems
    • Perform full and incremental loads
    • Use timestamps or change data capture
    • Handle changing schemas
    • Manage dependencies between tasks
    • Configure retries and failure notifications
    • Quarantine invalid records
    • Maintain audit information
    • Reconcile source and target totals

    Reliable pipelines should be idempotent, meaning they can be rerun safely without creating duplicates or corrupting results. They should also account for late files, network failures, API rate limits and changing source schemas.

    5. Data Warehouses, Data Lakes and Lakehouses

    A complete data engineering skillset includes the major patterns used to store analytical data.

    A data warehouse stores curated data optimised for reporting and analysis. Common examples include Snowflake, Google BigQuery, Amazon Redshift and Azure-based warehouse services.

    A data lake stores large volumes of structured, semi-structured and unstructured data, typically in object storage.

    A lakehouse combines the flexibility of data-lake storage with warehouse-style performance, management and governance.

    Important storage concepts include:

    • Columnar versus row-based storage
    • Partitioning and clustering
    • Compression
    • File formats such as Parquet, Avro and ORC
    • Schema enforcement and evolution
    • Metadata catalogues
    • Open table formats
    • Retention rules
    • Separation of storage and compute
    • Workload and cost management

    The objective is not to memorise every product interface. It is to understand why a storage pattern suits a workload and what trade-offs it creates in performance, governance and cost.

    6. Distributed Processing with Apache Spark

    When data becomes too large or processing too complex for one machine, distributed computing becomes necessary. Apache Spark is widely used for data engineering, data science and machine learning workloads.

    A practical Spark skillset includes:

    • DataFrames and Spark SQL
    • Transformations and actions
    • Lazy evaluation
    • Partitions and shuffles
    • Join and aggregation strategies
    • Caching and persistence
    • Handling data skew
    • Distributed file formats
    • Structured Streaming
    • Performance monitoring

    Many beginners focus only on PySpark syntax. Employers need engineers who can diagnose why a job is slow, why a join creates excessive shuffling or why thousands of small files reduce performance.

    7. Streaming and Event-Driven Data

    Batch pipelines process data at scheduled intervals. Streaming systems process events continuously or in short windows.

    Apache Kafka is a distributed event-streaming platform used to publish, retain and process streams of events.

    Engineers working with streaming data should understand:

    • Events, topics and partitions
    • Producers and consumers
    • Consumer groups
    • Offsets
    • Ordering
    • Message retention
    • Delivery guarantees
    • Event time and processing time
    • Windows and watermarks
    • Late-arriving events
    • Schema registries
    • Dead-letter queues

    Managed alternatives include Amazon Kinesis and Azure Event Hubs. AWS describes Kinesis as a service for collecting, processing and analysing real-time streaming data.

    A practical streaming project could process e-commerce clickstream events, calculate rolling product views and store the resulting metrics for a dashboard.

    8. Workflow Orchestration

    Production data platforms contain dependent tasks that must run in the correct order. Orchestration tools schedule these tasks, manage dependencies and monitor their status.

    Apache Airflow is designed for developing, scheduling and monitoring batch-oriented workflows, typically represented as directed acyclic graphs or DAGs.

    Relevant orchestration skills include:

    • DAG design
    • Task dependencies
    • Scheduling and backfills
    • Parameters and environment variables
    • Retries and failure handling
    • Sensors and external dependencies
    • Secrets management
    • Logging and alerts
    • Monitoring service-level expectations

    Other options include Azure Data Factory, Google Cloud Composer, Databricks Workflows and Microsoft Fabric Data Factory.

    The core skill is understanding how workflows behave when tasks fail, data arrives late or historical periods must be reprocessed.

    9. Cloud Data Engineering Skills

    Most modern data engineering roles require exposure to at least one major cloud platform: Microsoft Azure, Amazon Web Services or Google Cloud.

    A cloud-ready data engineering skillset should cover:

    • Object storage
    • Managed databases and warehouses
    • Serverless query engines
    • Identity and access management
    • Encryption and key management
    • Virtual networks and private endpoints
    • Compute sizing and autoscaling
    • Monitoring and logging
    • Infrastructure as code
    • Cost estimation and optimisation

    AWS, for example, provides analytics services across querying, processing, governance, warehousing and streaming, including Athena, EMR, Glue, Redshift, Lake Formation and Kinesis. Azure and Google Cloud offer comparable capability categories under different service names.

    Beginners should not attempt to master all three clouds simultaneously. Choose one ecosystem, build an end-to-end project and then map the concepts to equivalent services elsewhere.

    10. Data Quality, Testing and Observability

    A pipeline is not successful merely because it finishes without an error. It must deliver accurate, complete, timely and trustworthy data.

    Engineers should create checks for:

    • Null values
    • Duplicate records
    • Invalid formats
    • Accepted value ranges
    • Referential integrity
    • Unexpected row-count changes
    • Data freshness
    • Schema drift
    • Distribution anomalies
    • Source-to-target reconciliation

    Testing operates at several levels. Unit tests validate code components. Integration tests confirm that systems work together. Data tests verify the properties of output datasets.

    Observability extends this approach by monitoring pipeline duration, failure rates, data freshness, volume changes, lineage and downstream impact.

    Engineers must also decide what happens when a check fails. Depending on the level of risk, the pipeline may stop, quarantine records, issue a warning or continue with an audit flag.

    11. Git, DevOps and Software Engineering

    Data engineering is a software engineering discipline. Production pipelines should not depend on manually edited scripts stored on individual computers.

    Core engineering practices include:

    • Git branches, commits and pull requests
    • Clear repository structures
    • Reusable functions and modules
    • Code reviews
    • Automated testing
    • Continuous integration and deployment
    • Environment-specific configuration
    • Docker containers
    • Infrastructure as code
    • Release and rollback procedures

    dbt explicitly applies software engineering practices such as version control, modularity, testing, CI/CD and documentation to data transformation workflows.

    12. Security, Privacy and Data Governance

    Data engineers frequently work with financial, customer, employee and operational data. Security must be built into the system.

    Relevant skills include:

    • Role-based access control
    • Least-privilege permissions
    • Encryption at rest and in transit
    • Secrets and credential management
    • Data masking and tokenisation
    • Audit logging
    • Data classification
    • Retention and deletion policies
    • Lineage and metadata management

    Governance ensures users understand where data came from, what it means, who owns it and who may access it. A catalogue, business glossary and lineage system make data easier to discover while reducing misuse.

    Engineers do not need to act as legal experts, but they must translate security and governance requirements into technical controls.

    13. Business Understanding and Communication

    Technical skill alone does not create useful data products. Data engineers must understand the business meaning behind the requested data.

    If a stakeholder asks for “daily sales data,” the engineer must clarify:

    • What qualifies as a sale?
    • Should cancelled orders be included?
    • How should returns be treated?
    • Which time zone defines a day?
    • How quickly must the data become available?
    • How much historical data is required?
    • Who may access customer-level details?
    • Should totals reconcile with the finance system?

    Useful professional skills include requirement gathering, documentation, estimation, prioritisation, stakeholder communication and incident reporting.

    Engineers should be able to explain technical trade-offs in terms of reliability, time, risk and cost.

    14. AI-Assisted Data Engineering

    AI coding assistants can generate SQL, explain unfamiliar code, create documentation and accelerate troubleshooting. Data platforms are also adding AI-supported development features.

    dbt, for example, documents AI capabilities grounded in project context such as lineage, tests, contracts and metric definitions.

    However, generated code may be inefficient or apply incorrect business logic. Suggested configurations may also create security, performance or cost issues.

    The emerging skill is not simply using AI. It is using AI with sufficient context, review, testing and governance. Engineers who understand the fundamentals can use these tools to move faster without sacrificing reliability.

    A Practical Data Engineering Roadmap

    Beginners do not need to master every technology before applying for roles. A practical sequence is:

    1. Learn SQL thoroughly.
    2. Build Python programming fundamentals.
    3. Understand relational databases and data modelling.
    4. Create ETL pipelines using files, APIs and databases.
    5. Learn Git, testing and documentation.
    6. Choose one cloud platform.
    7. Study one warehouse and one orchestration tool.
    8. Add Spark and streaming when the use case requires them.
    9. Build two or three documented, end-to-end projects.

    This sequence develops depth before breadth. It is more effective than gaining superficial exposure to dozens of tools.

    Experienced professionals should move beyond tool operation towards architecture, platform reliability, cost optimisation, governance, reusable components and technical leadership.

    Projects That Demonstrate Data Engineer Skills

    A portfolio should demonstrate complete workflows and engineering decisions.

    1. E-commerce Batch Pipeline

    Extract order and customer data from an API, store raw files in object storage, transform the data, load warehouse tables and produce daily sales metrics.

    2. Real-Time Clickstream Pipeline

    Generate website events, publish them to a streaming platform, calculate windowed metrics and store the results for analysis.

    3. Data Quality Framework

    Create configurable checks for duplicates, nulls, row counts, freshness and source-to-target totals. Produce an audit report after every pipeline run.

    4. Cloud Data Warehouse Project

    Build a dimensional model, implement incremental loading, add role-based access and document cost-optimisation decisions.

    Each project should contain a README, architecture diagram, data model, source code, tests, sample outputs and deployment instructions. Explain trade-offs and limitations instead of presenting the work as flawless.

    Common Mistakes to Avoid

    Common mistakes when building data engineer skills include:

    • Learning tools without understanding architecture
    • Treating SQL as a basic skill
    • Building pipelines that cannot be rerun safely
    • Ignoring data quality and reconciliation
    • Using distributed systems for small problems
    • Pursuing certifications without practical projects
    • Keeping all work in notebooks
    • Neglecting Git, testing and documentation
    • Assuming AI-generated code is production-ready

    A balanced data engineering skillset combines conceptual depth, implementation ability and operational discipline.

    Frequently Asked Questions

    What are the most important data engineer skills?

    The most important skills are SQL, Python, data modelling, ETL or ELT, databases, cloud platforms, orchestration, data quality, Git and communication. Spark and streaming tools become important for large-scale or real-time systems.

    Is Python enough for data engineering?

    No. Python is valuable, but data engineering also requires SQL, database concepts, modelling, pipeline design, cloud services, testing and operational skills.

    Does a data engineer need machine learning knowledge?

    Deep machine learning expertise is not mandatory for most roles. However, understanding model-training data, feature pipelines and production inference helps when supporting AI and machine learning teams.

    Which cloud platform is best for data engineering?

    Azure, AWS and Google Cloud all support enterprise data engineering. The best starting platform depends on your target employers, existing experience and technology environment. Learn one platform deeply before covering all three.

    Is data engineering suitable for freshers?

    Yes. Entry-level candidates should focus on SQL, Python, databases, ETL, Git and one cloud ecosystem, then demonstrate these skills through complete projects.

    How long does it take to become job-ready?

    The timeline depends on prior programming and database experience. Readiness is better measured by whether you can independently design, build, test, explain and troubleshoot an end-to-end pipeline.

    Final Takeaway

    The ideal data engineering skillset is not a checklist of fashionable tools. It is the ability to build data systems that are accurate, scalable, secure, maintainable and useful to the business.

    Start with SQL, Python, databases and data modelling. Progress to pipelines, cloud platforms, orchestration, distributed processing, data quality and governance. Reinforce each stage with practical projects and professional engineering practices.

    As organisations expand analytics, machine learning and enterprise AI, reliable data engineering becomes increasingly valuable. Professionals who combine technical depth with business understanding will be better positioned to build the trusted data foundation these systems require.

    To develop these capabilities through structured training and hands-on projects, explore the Data Engineering Programme at Ivy Professional School.

     

    Can a Non-IT Person Learn Data Science? A Complete Guide for Beginners

    Can a Non-IT Person Learn Data Science
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      Many people believe that data science is only for software engineers, coders, or people from a computer science background. This is one of the biggest myths stopping talented professionals from entering the field. The truth is simple: Can a non-IT person learn data science? Yes, absolutely.

      Data science is not just about writing code. It is about understanding data, asking the right questions, finding patterns, solving business problems, and communicating insights clearly. In fact, many non-IT professionals already use data in their daily work without calling it “data science.” Sales teams analyze targets, finance teams study costs, HR teams review attrition, marketing teams track campaigns, and operations teams monitor performance. Data science simply gives structure, tools, and advanced techniques to do this better.

      So, if you are from commerce, management, economics, statistics, engineering, HR, sales, finance, operations, or even a completely different background, this blog will help you understand how you can enter the field confidently.

      What Does Data Science Actually Mean?

      Before answering Can a non-IT person learn data science, it is important to understand what data science really is.

      Data science is the process of collecting, cleaning, analyzing, visualizing, and interpreting data to solve problems or support decision-making. It combines different skills such as statistics, business understanding, programming, machine learning, and communication.

      For example, a retail company may want to know why sales dropped in a particular region. A data science approach would include collecting sales data, comparing it across locations and time periods, finding possible reasons, visualizing the trends, and recommending business actions.

      Similarly, a bank may use data science to identify customers who are likely to default on loans. A hospital may use it to predict patient demand. An e-commerce company may use it to recommend products. A manufacturing company may use it to forecast defects or machine downtime.

      This shows that data science is not limited to IT companies. It is used across industries and functions.

      Can a Non-IT Person Learn Data Science Without Coding Experience?

      The most common fear beginners have is coding. Many people think, “I am not from IT, so how will I learn Python, SQL, or machine learning?”

      Here is the reality: coding is a skill, not a background requirement. Nobody is born knowing Python or SQL. Even IT professionals learn them step by step.

      So, Can a non-IT person learn data science without coding experience? Yes. You can start with beginner-friendly tools and gradually move toward programming.

      A good learning path usually begins with Excel, statistics, and business problem-solving. Then you can learn SQL for working with databases. After that, Python becomes easier because you already understand what you want to do with data.

      Python for data science is not the same as advanced software development. You do not need to build complex applications at the beginning. You mainly need to learn how to import data, clean it, analyze it, create charts, and build basic models.

      For many learners, the fear of coding disappears once they start applying it to real examples.

      Why Non-IT Professionals Can Actually Do Well in Data Science

      A non-IT background can become a strength in data science, especially if you already understand business processes.

      For example, a finance professional understands revenue, cost, profit, margins, and risk. A marketing professional understands customer behavior, campaign performance, segmentation, and conversion. An HR professional understands hiring, attrition, employee engagement, and performance. A supply chain professional understands inventory, logistics, demand, and vendor performance.

      These domain skills are extremely valuable.

      Many technical learners know how to build models but may struggle to understand the business context. On the other hand, a non-IT professional may understand the business problem better and can learn the required tools to analyze it.

      This is why the answer to Can a non-IT person learn data science is not only yes, but also that they may bring a unique advantage.

      Skills Required to Learn Data Science

      To become good at data science, you need a combination of technical and analytical skills. You do not need to master everything on day one. You can build these skills gradually.

      1. Basic Mathematics and Statistics

      Statistics is the foundation of data science. You should understand concepts like average, median, percentage, variance, correlation, probability, hypothesis testing, and distribution.

      The good news is that you do not need advanced mathematics at the beginner stage. Most real business problems require practical statistical thinking rather than complicated formulas.

      2. Excel and Data Handling

      Excel is a great starting point for non-IT learners. It helps you understand rows, columns, formulas, filters, pivot tables, charts, and basic analysis.

      If you are already comfortable with Excel, you already have a strong foundation for data science.

      3. SQL

      SQL is used to extract and work with data from databases. It is one of the most important skills for data analysts and data scientists.

      SQL is easier than most programming languages because it uses a structured query format. You can learn basic SQL queries like SELECT, WHERE, GROUP BY, JOIN, and ORDER BY within a few weeks of practice.

      4. Python

      Python is widely used in data science because it is simple and powerful. Libraries like Pandas, NumPy, Matplotlib, Seaborn, and Scikit-learn help you clean data, analyze it, visualize it, and build machine learning models.

      For beginners, the focus should be on Python for data analysis, not advanced software development.

      5. Data Visualization

      A data scientist must know how to present insights clearly. Tools like Power BI, Tableau, Excel dashboards, and Python visualization libraries are useful here.

      Good visualization helps decision-makers understand what the data is saying.

      6. Machine Learning

      Machine learning helps computers learn patterns from data. As a beginner, you can start with simple concepts like regression, classification, clustering, and decision trees.

      You do not need to become a machine learning researcher. You need to understand how models work, when to use them, and how to evaluate their performance.

      7. Business Problem-Solving

      This is where non-IT learners can shine. Data science is valuable only when it solves real problems. You should learn how to convert a business question into a data question.

      For example, “Why are customers leaving?” becomes a churn analysis problem. “Which product should we promote?” becomes a sales and customer segmentation problem.

      Best Learning Path for Non-IT Learners

      If you are wondering Can a non-IT person learn data science in a structured way, follow this practical path.

      Start with Excel and basic statistics. Learn how to clean data, create pivot tables, calculate key metrics, and build simple dashboards. Then move to SQL and learn how to extract data from databases.

      Once you are comfortable with SQL, start Python. Focus on Python basics first, then move to Pandas for data cleaning and analysis. After this, learn visualization using Power BI, Tableau, or Python libraries.

      Then move to machine learning basics. Start with simple projects like predicting house prices, classifying customers, forecasting sales, or analyzing employee attrition.

      Finally, build a project portfolio. This is extremely important for career transition. Employers want to see whether you can apply your skills to real-world problems.

      Common Challenges Faced by Non-IT Learners

      Learning data science as a non-IT person is possible, but it does come with challenges.

      The first challenge is fear of coding. Many learners give up before they even start because Python looks unfamiliar. The solution is to learn coding through practical examples rather than theory.

      The second challenge is trying to learn too much at once. Data science has many topics, and beginners often feel overwhelmed. The solution is to follow a step-by-step roadmap.

      The third challenge is lack of practice. Watching videos is not enough. You need to work on datasets, solve problems, and build projects.

      The fourth challenge is not connecting data science with business use cases. Many learners focus only on tools and forget the problem-solving part. This makes their learning incomplete.

      The fifth challenge is comparison. Non-IT learners often compare themselves with coders. This is unnecessary. Your journey will be different, but it can still be successful.

      How Long Does It Take for a Non-IT Person to Learn Data Science?

      The timeline depends on your background, consistency, and learning approach.

      If you study regularly for 8 to 10 hours per week, you can build a strong foundation in 6 to 9 months. This includes Excel, SQL, Python, statistics, visualization, and basic machine learning.

      If you already know Excel, business analytics, finance, or statistics, your journey may be faster. If you are completely new to data, it may take longer.

      But the real answer is not just about duration. The quality of practice matters more. A learner who completes 5 strong projects in 6 months may be more job-ready than someone who watches videos for one year without applying anything.

      So, when people ask Can a non-IT person learn data science, the better question is: Are they willing to practice consistently?

      Career Opportunities After Learning Data Science

      Data science opens up multiple career paths. You do not have to become a data scientist immediately. Many non-IT professionals begin with roles that match their current strengths.

      Some popular roles include:

      Role Suitable For
      Data Analyst Beginners, Excel users, business professionals
      Business Analyst Management, operations, finance, sales backgrounds
      BI Analyst People interested in dashboards and reporting
      Marketing Analyst Marketing and digital campaign professionals
      HR Analyst HR and talent management professionals
      Financial Analyst Commerce, finance, accounting backgrounds
      Machine Learning Analyst Learners comfortable with Python and models
      Data Scientist Learners with stronger statistics, coding, and ML skills

       

      This means you do not need to jump directly into the most advanced role. You can enter through analytics and gradually grow into data science.

      Which Backgrounds Are Good for Data Science?

      Many non-IT backgrounds are suitable for data science.

      Commerce students can understand business numbers, accounting, finance, and reporting. MBA graduates can connect data with strategy and decision-making. Economics students often have good analytical and statistical thinking. Engineers from non-computer branches can bring logical thinking and process understanding. HR, sales, marketing, and operations professionals bring domain knowledge.

      Even teachers, researchers, entrepreneurs, and consultants can learn data science if they follow the right roadmap.

      So, Can a non-IT person learn data science from any background? Yes, provided they are ready to learn the tools, practice regularly, and build projects.

      How to Build a Strong Portfolio

      A portfolio is one of the most important parts of your career transition. It shows employers that you can work with real data.

      Your portfolio should include projects from different areas such as sales analysis, customer segmentation, financial analysis, HR attrition analysis, inventory analysis, social media analysis, and predictive modeling.

      Each project should clearly explain the business problem, dataset used, steps followed, tools applied, insights found, and recommendations given.

      Do not simply upload code. Tell a story through your project. Recruiters and hiring managers should be able to understand what problem you solved and what value your analysis created.

      A strong portfolio can help non-IT learners compete with technical candidates.

      Practical Tips for Non-IT Learners

      Start small. Do not begin with advanced machine learning or deep learning. Build your foundation first.

      Learn one tool at a time. For example, do not try to learn Excel, SQL, Python, Power BI, and machine learning all in the same week.

      Practice on real datasets. Use business datasets whenever possible because they are easier to relate to.

      Focus on problem-solving. Tools will keep changing, but analytical thinking will always remain valuable.

      Build projects and publish them on LinkedIn or a portfolio website. Visibility matters.

      Learn how to explain your work. A data professional must communicate insights, not just produce charts or code.

      Final Answer: Can a Non-IT Person Learn Data Science?

      Yes. Can a non-IT person learn data science? Definitely. Data science is not reserved for IT professionals. It is open to anyone who is curious, analytical, consistent, and willing to learn.

      You do not need to know coding before starting. You do not need a computer science degree. You do not need to be a mathematics genius. What you need is a structured roadmap, regular practice, real projects, and the ability to connect data with business problems.

      In fact, non-IT professionals often bring valuable domain knowledge that can make them stronger data professionals. A finance person can become a finance analytics expert. A marketing person can become a marketing analyst. An HR person can become an HR analytics specialist. An operations professional can become a supply chain analytics expert.

      The best way to start is simple: learn Excel and statistics, move to SQL, then Python, then visualization and machine learning. Build projects at every stage.

      So, the next time someone asks Can a non-IT person learn data science, the answer is clear: yes, and with the right guidance, they can build a strong and rewarding career in the data field.


      FAQs

      1. Can a non-IT person learn data science?

      Yes, a non-IT person can learn data science with the right roadmap. You can start with Excel, basic statistics, and business analysis before moving to SQL, Python, dashboards, and machine learning.

      2. Do I need coding knowledge to start data science?

      No, you do not need coding knowledge to start. Coding can be learned step by step. Many beginners first learn Excel, SQL, and basic analytics before learning Python.

      3. Is data science difficult for non-technical students?

      Data science may feel challenging in the beginning, but it becomes easier when you learn through practical examples and real projects. The key is to follow a structured learning path instead of trying to learn everything at once.

      4. Which background is best for learning data science?

      Students and professionals from commerce, economics, statistics, management, finance, marketing, HR, operations, and engineering backgrounds can all learn data science. A strong business understanding can actually be an advantage.

      5. How long does it take for a non-IT person to learn data science?

      With regular practice, a non-IT learner can build a strong foundation in around 6 to 9 months. The timeline depends on your current skills, learning consistency, and project practice.

      6. What should a non-IT person learn first in data science?

      A non-IT beginner should start with Excel, basic statistics, and data interpretation. After that, they can learn SQL, Python, data visualization, and machine learning basics.

      7. Can I get a job in data science without an IT degree?

      Yes, you can get a data-related job without an IT degree if you build strong practical skills and a good project portfolio. Many learners start with roles like Data Analyst, Business Analyst, BI Analyst, or Marketing Analyst before moving into advanced data science roles.

      8. Is Python compulsory for data science?

      Python is not compulsory at the very beginning, but it is highly recommended for long-term growth in data science. It is widely used for data cleaning, analysis, visualization, and machine learning.

      9. What kind of projects should non-IT learners build?

      Non-IT learners should build business-focused projects such as sales analysis, customer segmentation, HR attrition analysis, financial analysis, marketing campaign analysis, inventory analysis, and basic prediction models.

      10. Can a non-IT person become a data scientist?

      Yes, a non-IT person can become a data scientist by learning the right skills, practicing consistently, building projects, and gaining confidence in statistics, SQL, Python, machine learning, and business problem-solving.

      Prateek Agrawal

      Prateek Agrawal is the founder and director of Ivy Professional School. He is ranked among the top 20 analytics and data science academicians in India. With over 16 years of experience in consulting and analytics, Prateek has advised more than 50 leading companies worldwide and taught over 7,000 students from top universities like IIT Kharagpur, IIM Kolkata, IIT Delhi, and others.

      How to Become a Data Scientist Without a Degree: Complete Career Roadmap 

      Is a Data Science Course Worth It in 2026? ROI, Salary & Career Growth

      Is a Data Science Course Worth It in 2026
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        A few years ago, enrolling in a data science program almost guaranteed a job. But in today’s evolving landscape, the question has changed.

        In 2026, the real question is not whether data science is in demand—it is whether a data science course in 2026 will actually deliver meaningful ROI for your career.

        Let’s break this down across three key dimensions: ROI, salary, and long-term career growth.

        1. The Reality Shift in 2026

        Before evaluating whether a data science course in 2026 is worth it, you need to understand one major shift.

        Data science hasn’t declined—it has matured.

        Companies today are not hiring people who just know tools. They are hiring professionals who can use data and AI to drive decisions.

        What has changed:

        • Entry-level roles are more competitive
        • Mid-level and specialized roles are growing rapidly
        • AI tools are automating repetitive tasks, not replacing data professionals

        This means that simply completing a data science course in 2026 is not enough—you need to bring real-world value.

        2. Salary: What You Can Actually Earn

        Let’s address the most practical concern—earning potential.

        Average Salary in India (2025–2026)

        • Freshers: ₹5–10 LPA
        • 2–3 years: ₹10–20 LPA
        • 5+ years: ₹15–35 LPA (or more in top firms)

        The average salary is around ₹10 LPA.

        Growth Curve

        • Salaries grow faster than many traditional roles
        • Typically 20–30% higher than data analytics roles
        • Senior professionals can cross ₹40 LPA

        However, completing a data science course in 2026 does not guarantee these numbers.

        Your salary depends on:

        • Real project experience
        • Business understanding
        • Ability to use AI tools effectively
        • Problem-solving skills

        A certificate alone does not create value—execution does.

        3. ROI: Is the Investment Worth It?

        Let’s evaluate the ROI of a data science course in 2026 in practical terms.

        Cost of a Data Science Course

        • ₹50,000 to ₹3,00,000 depending on depth and institute

        Expected Outcome

        • Entry-level job: ₹5–10 LPA
        • Career switch: 30–100% salary increase (common case)

        ROI Timeline

        • Break-even: 6–12 months (if placed well)
        • Long-term returns: exponential growth

        Why ROI Still Works

        A well-designed data science course in 2026 offers:

        • A high-income career path
        • Skills applicable across industries
        • Opportunities in AI, ML, analytics, and leadership roles

        The key is not the course—it’s how you leverage it.

        4. Career Growth: Where Does It Lead?

        One of the strongest arguments for a data science course in 2026 is long-term career flexibility.

        Typical Career Path

        Alternative Paths

        Why Growth Is Strong

        • Every industry uses data (finance, healthcare, retail, manufacturing)
        • AI adoption is accelerating
        • Decision-making is becoming data-driven

        A data science course in 2026 is not just about a job—it is a foundation for the AI economy.

        5. The Harsh Truth Most Courses Won’t Tell You

        Let’s be direct.

        A data science course in 2026 is NOT worth it if:

        • You only learn tools like Python, SQL, or Power BI
        • You don’t build real-world projects
        • You expect placement without effort
        • You avoid statistics and problem-solving

        But it is worth it if:

        • You focus on solving business problems
        • You build a strong portfolio
        • You understand how companies use data
        • You combine data + AI + communication skills

        This is the difference between:

        ₹4 LPA candidate vs ₹15 LPA candidate

        6. The Role of AI: Threat or Opportunity?

        A common concern is whether AI will replace data scientists.

        The reality is different.

        AI is:

        • Replacing low-level repetitive tasks
        • Increasing demand for high-level thinkers

        Companies now expect professionals to:

        • Validate AI outputs
        • Design data-driven systems
        • Interpret insights
        • Make business decisions

        A data science course in 2026 should prepare you for this shift.

        The future role is not just a “data scientist”—it is an AI-enabled decision-maker.

        7. Who Should Take a Data Science Course?

        A data science course in 2026 is ideal for:

        Freshers

        • Looking for a high-growth career
        • Comfortable with logical thinking

        Working Professionals

        • Want to switch into analytics or AI
        • From backgrounds like finance, marketing, operations, IT

        Managers & Leaders

        • Want to become data-driven
        • Need to understand AI’s impact on business

        8. Final Verdict: Is It Worth It?

        Short answer: Yes—but only if done right.

        A data science course in 2026 is worth it if:

        • It focuses on real-world application
        • It builds decision-making ability
        • It prepares you for AI-integrated roles

        Because:

        • Salaries remain strong
        • Demand continues to grow
        • Career paths are flexible
        • Long-term ROI is high

        But one thing is clear:

        The shortcut era is over.
        The “learn → build → apply → communicate” era has begun.

        Final Takeaway

        If you treat a data science course in 2026 as:

        ❌ Just a certificate → Not worth it
        ✅ A career transformation tool → One of the best investments you can make

        Success in 2026 is not about knowing more tools.

        It’s about creating real impact with data.

        Prateek Agrawal

        Prateek Agrawal is the founder and director of Ivy Professional School. He is ranked among the top 20 analytics and data science academicians in India. With over 16 years of experience in consulting and analytics, Prateek has advised more than 50 leading companies worldwide and taught over 7,000 students from top universities like IIT Kharagpur, IIM Kolkata, IIT Delhi, and others.

        Top 10 Skills Required to Become a Data Scientist in 2026: What Actually Matters Now

        Data scientist skills 2026
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          A few years ago, becoming a data scientist meant learning Python, a few machine learning algorithms, and building some dashboards.
          That playbook is broken.

          In 2026, companies are no longer hiring “data scientists.”
          They are hiring decision-makers who can use data and AI to move the business forward.

          This is why data scientist skills 2026 look very different today.

          So instead of listing generic skills, let’s answer a better question:
          What skills make someone valuable in today’s data-driven organizations?

          Why the Definition of a Data Scientist Has Changed

          Data science is no longer a support function. It is now directly tied to revenue, efficiency, and strategy.

          Three major shifts are redefining the role:

          • AI tools are automating basic analysis
          • Business teams expect faster insights, not perfect models
          • Companies care about outcomes, not experiments

          This shift is exactly why data scientist skills 2026 are becoming more business-focused than ever before.

          The 10 Skills That Define a Data Scientist in 2026

          Let’s break this down in a way that actually reflects real-world expectations of data scientist skills 2026.

          1. Problem Framing (The Most Underrated Skill)

          Before you touch data, you need to define the problem correctly.

          Most professionals jump straight into analysis. The best ones step back and ask:

          • What decision are we trying to influence?
          • What metric actually matters here?
          • What does success look like?

          If you get this wrong, even the best model won’t help. This is one of the most critical data scientist skills 2026.

          2. Data Intuition (Beyond Just Statistics)

          Yes, statistics is important. But what defines data scientist skills 2026 is data intuition.

          This means:

          • Quickly spotting patterns
          • Questioning anomalies
          • Understanding what data is not telling you

          3. Python for Execution, Not Just Learning

          Python is still essential, but expectations have changed in data scientist skills 2026.

          The focus is now on:

          • Automating repetitive analysis
          • Creating reusable scripts
          • Integrating with APIs and AI tools

          4. Working with Imperfect Data

          Clean datasets are a myth.

          A core part of data science skills 2026 is handling:

          • Missing values
          • Conflicting records
          • Unstructured formats

          5. Practical Machine Learning (Not Theory-Heavy)

          Machine learning is still relevant, but companies don’t need academic experts.

          They need professionals who reflect real-world data scientist skills 2026:

          • Pick a model that works
          • Get reasonable accuracy fast
          • Improve based on feedback

          6. Generative AI as a Daily Tool

          This is no longer optional.

          Modern data scientist skills 2026 include working with AI systems effectively.

          This includes:

          • Structuring prompts for analysis
          • Using AI to debug and optimize code
          • Combining AI outputs with workflows

          7. Decision-Focused Visualization

          In 2026, visualization is about decision clarity.

          A key part of data scientist skills 2026 is asking:
          What should the user do after seeing this?

          8. Data Ownership Mindset

          Companies now expect ownership.

          This shift defines data scientist skills 2026:

          • Defining your own analysis roadmap
          • Identifying gaps in data
          • Proactively suggesting solutions

          9. System Thinking (How Everything Connects)

          A major shift in data scientist skills 2026 is understanding systems, not just datasets.

          You should know:

          • Where data is coming from
          • How it is processed
          • Where it is used

          10. AI-Augmented Productivity

          Top performers use AI to build workflows, not just ask questions.

          This is what separates average vs top-tier data scientist skills 2026.

          What Actually Differentiates High-Paying Data Scientists?

          It’s not about how many tools you know.
          It’s about how you combine them.

          The real power of data scientist skills 2026 lies in skill stacking:

          • Problem framing + Business understanding + Visualization
          • Python + Automation + AI tools
          • SQL + System thinking + Data pipelines

          Future Outlook: Where This Role is Headed

          Data science is evolving rapidly.

          What’s changing:

          • Basic analysis will be automated
          • AI will be part of every workflow
          • Fewer but more skilled professionals will be hired

          This reinforces why data scientist skills 2026 are focused on impact, not just tools.

          Final Thoughts

          The biggest mistake people make is preparing for yesterday’s roles.

          If you build the right data scientist skills 2026, you won’t just stay relevant, you’ll become indispensable.

          Because the future doesn’t belong to people who know tools.
          It belongs to people who know how to use data to make decisions.

          Prateek Agrawal

          Prateek Agrawal is the founder and director of Ivy Professional School. He is ranked among the top 20 analytics and data science academicians in India. With over 16 years of experience in consulting and analytics, Prateek has advised more than 50 leading companies worldwide and taught over 7,000 students from top universities like IIT Kharagpur, IIM Kolkata, IIT Delhi, and others.

          7 Incredible Data Science Applications

          Data science applications

          Here’s an interesting fact: The world generates 402.74 million terabytes of data every day, which will bring the total data generated this year to around 147 zettabytes.

          That’s an astonishingly large amount of data. This includes all the videos uploaded on YouTube, emails sent, texts shared, Tweets on Twitter, Snaps posted on Snapchat, and so on.

          If we can collect, process, and analyze this raw data, we can make data-driven decisions and solve many real-world problems effectively. This has given rise to the hundreds of data science applications we see today.

          In this post, we will explore some of the most amazing data science use cases across different industries. You will understand the impact of data science and how it’s shaping the future.

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            Top 7 Data Science Applications that are Changing the World

            Every industry has realized the importance of data science. Organizations know how it can help them make data-driven decisions, optimize processes, reduce costs, improve customer experiences, or gain a competitive edge. Here are some of those applications of data science in various fields that have seen unparalleled results:

             

            1. In Education

            Data science helps educational institutions keep track of the performances of teachers as well as students. For instance, you can easily analyze test papers to understand how students are performing. Similarly, you can predict the final date of course completion or how many students will drop out by analyzing the pace of teaching, engagement, attendance, etc.

            Duolingo is a great example of the application of data science in education. It’s a language learning app that analyzes the strengths and weaknesses of learners to adjust the lessons and exercises. This makes learning more engaging and effective.

            Besides, educational institutions can analyze industry trends and design courses that teach the latest skills. This way, students will be relevant in this fast-changing world.

             

            2. In E-Commerce

            You have already seen the application of data science in e-commerce. The moment you open an online shopping app like Amazon, it recommends products that you like.

            That’s personalization. Amazon analyzes vast amounts of data, like browsing behavior, purchasing history, product ratings, etc., to provide recommendations based on your preference. This way, Amazon increases sales and keeps users satisfied.

            And have you seen the price of products keep changing on Amazon? Well, the e-commerce giant also uses data science algorithms for dynamic pricing, which lets it change prices based on factors like demand, competition, and market trends. This helps Amazon maximize revenue.

            E-commerce platforms also use advanced algorithms and machine learning models for demand forecasting. This helps them maintain an optimal inventory and avoid situations of stockouts and overstock.

             

            3. In Finance

            One of the biggest applications of data science in finance is fraud detection. Financial institutions use algorithms that identify unusual transactional patterns, prevent fraud, and protect their assets and reputation.

            Data science also helps in algorithmic trading that uses computer programming to execute trades at precise moments, taking advantage of small price fluctuations. It analyzes market trends, identifies potential risks, and, most importantly, eliminates emotions from trades.

            Other use cases include providing personalized financial services, evaluating the creditworthiness of loan applicants, analyzing the performance of different investment strategies, etc.

            You can watch this video to know what are data science career opportunities in finance industry:

            4. In Retail

            Data science helps retailers analyze customer data, identify useful insights, and find actionable ways to keep customers engaged and interested. 

            For example, retailers can offer personalized product recommendations based on purchase history. This not only makes customers feel valuable but also increases the conversion rates. A McKinsey report found that 76% of consumers are more likely to purchase from a brand that personalizes. 

            Also, retailers can analyze online reviews, email feedback, and social media comments to understand where they are lacking and how they can improve their products and services. Similarly, they can analyze customer demand using predictive analytics and ensure their store has the optimal stock.

             

            5. In Healthcare

            A few years ago, you couldn’t have imagined that the healthcare industry would use technical analysts and mathematical calculations to such an extent that it would become a necessity. 

            But it’s happening. Nowadays, people are using smart wearables on their wrists to collect data about their health and keep their physicians informed on a real-time basis. 

            Using predictive analytics, hospitals can analyze patient data to identify patterns and predict future health situations for early diagnosis.

            Data science also helps in areas like drug discovery, hospital management, medical imaging, etc.

             

            6. In Logistics and Supply Chain Management

            Data science applications help in optimizing the supply chain process. For instance, companies can track their goods in real-time to monitor shipments, estimate delivery times, and reduce the risk of delays or losses. 

            Data science also helps optimize delivery routes by considering distance, weather, traffic, and unexpected events. This not only minimizes transportation costs and makes deliveries faster but also reduces fuel consumption and carbon emissions.

             

            7. In Marketing

            You want to know about the features of this smartwatch, so you search it on Google, and the whole internet knows it. You see ads for smartwatches on YouTube, Instagram, Facebook, and almost all the apps you use. You may find a good offer this way and make a purchase.

            Well, that’s an application of data science in marketing called targeted marketing. Companies analyze customer behavior and preferences to tailor their marketing campaigns to a specific group. This increases conversion rates and customer satisfaction.

            Marketing professionals also analyze social media conversations to understand customer sentiments. This helps them identify strengths and weaknesses, improve products or services, and retain customers.

             

            Join the Data Revolution by Learning Data Science

            The incredible data science applications mentioned above show that the data science market is booming. So, if you are interested in this field, you can learn industry-relevant skills and launch your data career.

            To make learning easy and quick, you can enroll in a reputed certification program like Ivy Professional School’s Data Science Course with IIT Guwahati. This course will teach you essential skills like data wrangling, analytics, visualization, machine learning, deep learning, and GenAI from scratch.

            It’s a 45-week live online course where you will be mentored by IIT professors and industry experts from companies like Amazon, Google, and Microsoft. Plus, you will work on 50+ projects, earn a certification from IIT Guwahati, and be job-ready in just 45 weeks. Visit the IIT data science course page to learn more about it.

            Prateek Agrawal

            Prateek Agrawal is the founder and director of Ivy Professional School. He is ranked among the top 20 analytics and data science academicians in India. With over 16 years of experience in consulting and analytics, Prateek has advised more than 50 leading companies worldwide and taught over 7,000 students from top universities like IIT Kharagpur, IIM Kolkata, IIT Delhi, and others.

            Data Scientist vs. Data Analyst: What Are the Differences

            Data Scientist vs. Data Analyst

            Data scientist or data analyst? What are the differences between them? Which one should you choose?

            Well, those are common questions asked by people aspiring to become data experts. And I don’t blame them because these two fields are complementary and have several overlapping areas.

            But at the same time, they have different roles, skill sets, and salaries that set them apart.

            In this post, we will understand the difference between data scientists and data analysts. We will also see what skills they should have and what salary they earn. 

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              Data Scientist vs. Data Analyst: What’s the Main Difference

              These two fields have interconnected roles and are like two sides of the same coin. Data scientists ask the right questions, whereas data analysts find specific answers to those questions. 

              The role of data scientists is exploratory. They look for hidden patterns and develop models that predict future events. Whereas the role of data analysts is more descriptive, as they focus more on providing a description of what has already happened by looking at historical data.

              A data scientist’s work involves predictive modeling, deep learning, artificial intelligence, and working with massive datasets. They often deal with uncertainty and try to uncover new patterns or relationships in data. On the other hand, data analysts analyze data and generate reports that support decision-making. Their skills revolve around data visualization, querying, and basic statistical analysis.

              Both of them play a crucial part in helping businesses make data-driven decisions, but data scientists typically deal with more complexity and have a higher earning potential. We will see their salary in more detail, but let’s first understand what skill sets they need.

              Related: Data Engineer vs. Data Scientist

               

              Data Scientist vs. Data Analyst Skills

              Since they have different roles, they need different skill sets. Let’s understand this in detail:

              Data Scientist

              A data scientist may have to work with complex datasets, build predictive models using ML or statistical methods, use programming to develop algorithms, evaluate models, and provide actionable insights to business stakeholders. Here are the skills they usually need:

              • Data handling and dashboard creation with Adv. Excel
              • Firm grasp of SQL/MySQL database systems
              • Programming languages like Python or R
              • Big data tools like Hadoop and Spark
              • Advanced statistical methods for decision-making
              • Machine learning  and deep Learning 
              • Natural language processing and generative AI
              • Creative thinking and business understanding

              If you want to know more about topics you should study to become a data scientist, you can check out this data science syllabus. It’s followed by Ivy Professional School’s IIT-certified Data Science Certification Course. 

              Also, watch this video to understand the data science journey for freshers:

              Data Analyst

              A data analyst’s primary job is to analyze and visualize data to help businesses make informed decisions. They may collect and organize data, analyze it with statistical methods, identify trends, and generate reports and dashboards. Here are crucial skills they need:

              • Dashboarding and automation using Excel
              • SQL queries and relational database management
              • Data storage, retrieval, and application of ETL tools
              • Python, predictive modeling, and statistical techniques
              • Data visualization with Tableau and Power BI
              • Ability to analyze data in real-time
              • Ability to communicate the findings clearly

              You can watch this video to understand how data analysis is actually done to solve real-world problems. This is Mamta Mukherjee, an Ivy Pro student who has analyzed Netflix movies and TV shows using Excel to find valuable insights:

              Data Scientist vs. Data Analyst Salary

              Businesses need data to gather important insights, enhance business performance, and evolve in the market. So, both data scientists and data analysts are in high demand. But there is a difference in the salary they earn.

              Data Scientist

              The average data scientist’s salary is ₹12,00,000 per year in India. If you consider the cash bonus, commission, tips, etc., then the additional pay is ₹1,80,000 per year, which makes the average total salary of a data scientist ₹13,80,000 per year.

              It’s obvious experienced data scientists earn more salary. For instance, a senior data scientist with four years of experience may earn between ₹17 lakhs to ₹31 lakhs per year.

              The salary also depends on the company size. Bigger and established companies often pay more. For example, the salary of a data scientist at IBM is ₹8 lakhs to ₹20 lakhs per year, whereas in Amazon, the salary can vary between ₹9 lakhs to ₹25 lakhs per year.

              Data Analyst

              The average annual salary of a data analyst in India is ₹7,00,000. Considering the cash bonus, commission, and tips, the average total pay becomes ₹8,00,000 per year. 

              So, it’s clear data scientists usually earn slightly more than data analysts. However, the salary depends on various factors like experience, company size, industry, location, etc. If you are a senior data analyst with four years of experience, your average annual salary could be between ₹8 lakhs to ₹17 lakhs per year. 

              Also, there are companies like Accenture, Amazon, Cognizant Technology Solutions, Deloitte, Google, etc., who can pay you anything between ₹4 lakhs to ₹20 lakhs per year. 

              But what about the future? Well, the global data analytics market is projected to grow from $51.55 billion in 2023 to $279.31 billion by 2030, with a CAGR of 27.3%. So, you can expect increasing opportunities in the job market.

               

              Summing Up

              Now that you know the difference between data scientists and data analysts, you can make an informed decision about what you should become. 

              As I said, both data scientists and data analysts are in great demand. So, if you want to land your career in any one of them, you should get a certification from a reputed institution like Ivy Professional School.

              Ivy Pro is a top-ranking data science, analytics, and AI course provider in India with a legacy of 16+ years. The institute has several courses made in partnership with IIT Guwahati and IBM. 

              Also, Ivy Pro has trained over 29,500 learners and has helped them get jobs in Amazon, Cognizant, Deloitte, Accenture, IBM, etc. Visit this page to learn more about Ivy Pro’s courses.

              Prateek Agrawal

              Prateek Agrawal is the founder and director of Ivy Professional School. He is ranked among the top 20 analytics and data science academicians in India. With over 16 years of experience in consulting and analytics, Prateek has advised more than 50 leading companies worldwide and taught over 7,000 students from top universities like IIT Kharagpur, IIM Kolkata, IIT Delhi, and others.

              Ultimate List of Best Data Engineering Courses

              Best Data Engineering Courses

              Joining a data engineering course is the best way to launch your data career.

              It not only helps you learn industry-relevant skills like how to collect, store, and process data but also gain practical experience with projects and case studies. Some courses even help you land jobs through resume-building sessions, soft skills classes, and mock interviews.

              But with so many courses out there, finding the right one can be overwhelming.

              That’s why I have put together this list of the six best courses for data engineering to help you get started. Keep reading to find the course that suits your needs best.

               

              6 Best Data Engineering Courses Online: Time to Boost Your Career

              A data engineer designs, develops, and maintains the systems and infrastructure needed for processing, storing, and analyzing massive datasets. They are the backbone of data-driven organizations that need data to make smart decisions. So, here are some courses that can kickstart your career as a data engineer:

               

              1. Cloud Data Engineering Certification with IIT Guwahati

              This is one of the best data engineering courses that makes you a job-ready candidate. Provided by Ivy Professional School and E&ICT Academy, IIT Guwahati, this course is your opportunity to learn from IIT professors and experts from Amazon, Google, Microsoft, etc.

              You can attend this 45-week course live online or in a physical classroom. Either way, you will get to interact with industry-expert instructors and clear your doubts. 

              The course covers high-value data engineering, AI, and ML skills with tools like Azure, Hive, MongoDB, Spark, and more. You will work on 30+ real-life projects where you will implement your knowledge and gain practical experience. 

              The course also provides you with essential job-oriented skills such as resume building, LinkedIn profile building, networking, communication, and success in interviews. And after you complete the program, you receive a reputed certificate from E&ICT Academy IIT Guwahati, IBM, and NASSCOM.

              Data engineering course by Ivy Professional School
              You can attend Ivy Pro's courses live online or in a physical classroom.

              2. IBM Data Engineering Professional Certificate

              This 16-course series by IBM on Coursera is one of the most comprehensive data engineering certification programs. It lets you learn at your own pace and finish the courses in 6 months at a rate of 10 hours a week.

              You don’t need any prior data engineering experience, as experts from IBM will teach you everything from scratch. You will learn in-demand skills like NoSQL and Big Data using MongoDB, Cassandra, Cloudant, Hadoop, Apache Spark, etc. The program also teaches you how to implement ETL & data pipelines, build data warehouses, and create BI reports and interactive dashboards.

              The specialization also gives access to soft skill sessions, resume review, interview preparation, and career support. Finally, you will earn a valuable IBM certification upon completion of the courses. 

               

              3. Professional Certificate Program in Data Engineering

              This 32-week course, provided by Simplilearn and Purdue University Online, is best for professionals. It can help you master data engineering and make successful career transitions, boost career growth, or get salary hikes.

              The 150+ hours of core curriculum are delivered by professionals with decades of industry experience. You will learn useful skills like real-time data processing, data pipelining, big data analytics, data visualization, data protection, data governance, etc. You also learn tools like Python, SQL, NoSQL, Snowflake, AWS, Azure, etc.

              The course lets you work on 14+ projects and multiple case studies so that you can implement your knowledge in real-world business problems. Upon completion of the course, you earn a joint completion certificate from Purdue University and Simplilearn.

               

              4. Cloud Data Engineer Professional Certificate

              This is one of the best data engineering certifications, and it includes six courses provided by Google Cloud on Coursera. It’s an intermediate-level course, so you will need an understanding of query languages like SQL and how to develop apps using common programming languages.

              The program starts with machine learning fundamentals, covers modernizing data lakes and data warehouses, and teaches how to build batch data pipelines. You also learn to build resilient streaming analytics systems and explore topics like smart analytics and AI.

              Google Cloud provides all the training and certifications, helping you gain skills and build credibility. The course also helps you prepare for the Google Cloud Certification exam.

              Related: Data Engineer vs. Data Scientist

               

              5. Data Engineering Essentials using SQL, Python, and PySpark

              This course by Udemy teaches the basics of data engineering, focusing on building data pipelines using tools like SQL, Python, and Apache Spark. This is an online course with 56 hours of recorded videos, two articles, and one downloadable resource.

              You will learn how to write and optimize SQL queries, use Python for data processing with Pandas, build and troubleshoot data engineering applications, work with Spark SQL for big data processing, and set up and tune Spark environments on Google Cloud.

              The data engineering course is perfect for IT students, database developers, BI developers, and professionals looking to transition into data engineering.

               

              6. Data Engineering with AWS

              This is a two-month online program by Udacity that consists of 7 courses. The courses cover a range of key areas, including building data infrastructure, managing large datasets, and optimizing data workflows.

              You will learn how to design and implement data models, construct efficient and scalable data warehouses, build ETL (Extract, Transform, Load) pipelines, and understand data lakes. Additionally, the course provides hands-on experience with tools like Apache Spark, Apache Airflow, and AWS. This way, you can apply what you learn in real-world scenarios. 

              This course isn’t suitable for absolute beginners. You would need a basic knowledge of relational databases, command line interfaces, and Amazon Web Service, as well as intermediate-level knowledge of Python and SQL. 

              Next, you can read this post to know how you can become a data engineer or watch this video:

              Summing Up

              Joining a comprehensive course lets you become an expert in a short time. Whether you are a beginner or a professional, you can go through the above best data engineering courses carefully to see which one fits your requirements. They will surely help you gain a deeper understanding of data engineering concepts, learn the industry’s best practices, stay updated with the latest technologies, and accelerate your career.

              Prateek Agrawal

              Prateek Agrawal is the founder and director of Ivy Professional School. He is ranked among the top 20 analytics and data science academicians in India. With over 16 years of experience in consulting and analytics, Prateek has advised more than 50 leading companies worldwide and taught over 7,000 students from top universities like IIT Kharagpur, IIM Kolkata, IIT Delhi, and others.

              Data Engineer vs. Data Scientist: What’s the Difference

              Data Engineer vs. Data Scientist
              Differences between data engineers and data scientists in terms of roles, skills, salary, etc.
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                “Data engineer or data scientist? Who earns more? Which one is better?”

                If you have these questions in mind, you are in the right place. 

                You see, data engineers build and maintain architectures required for data collection and storage, whereas data scientists analyze the data to find insights and help organizations make smart decisions.

                In this post, I will discuss more about the differences between data engineers and data scientists.

                You will know what they do, what skills they use, how much they earn, and what career opportunities they get. This will help you decide which career path you should choose.

                 

                Data Engineer vs. Data Scientist Roles 

                Though data engineers and data scientists both work with data, there are many differences in their roles and responsibilities. Let’s understand that…

                What Does a Data Engineer Do?

                A data engineer basically designs, builds, and maintains the systems and infrastructure that collect, process, and store large datasets. 

                They create data pipelines, build ETL processes, and manage databases and data warehouses. All this is to make sure the data is clear, reliable, and accessible for analysis.

                Data engineers work closely with data scientists, business analysts, and other stakeholders to understand the organization’s data requirements and fulfill them.

                They use tools like Apache, Hadoop, Spark, Kafka, SQL, and NoSQL databases (e.g. MongoDB). Their work involves a lot of coding and includes programming languages like Python, SQL, Scala, and Java.

                What Does a Data Scientist Do? 

                A data scientist simply analyzes data collected by data engineers and finds valuable insights that can solve business problems. They may use statistical methods, machine learning and AI algorithms, predictive models, etc., to solve specific business problems.

                They also have to communicate their findings through visualizations like dashboards, charts, graphs, etc. The purpose is to help non-technical stakeholders identify trends and patterns in complex data and make smart decisions.

                Data scientists use tools like Adv. Excel, Python, R, SQL, TensorFlow, PyTorch, scikit-learn, and data visualization tools like Tableau and Power BI. Their work is more about statistics, maths, analytical thinking, and problem-solving.

                 

                Data Engineer vs. Data Scientist Skills 

                Since their work is different, it’s obvious they will have different sets of skills (although there may be some overlaps):

                Skills Needed to be a Data Engineer

                To be a successful data engineer, you need to learn these skills:

                • Programming: Be proficient in at least one programming language, such as Python, Java, or Scala.
                • Database management: Clearly understand databases, data warehousing, and data modeling. You should be familiar with various data processing and storage technologies like Hadoop, Spark, and NoSQL databases.
                • ETL and Data Pipeline Creation: ETL (Extract, Transfer, Load) tools help get data from different sources and store it in the database for analysts.
                • Cloud Computing: Must have knowledge of cloud computing platforms like AWS, Google Cloud, or Azure.
                • Communication: Data engineers work closely with data analysts, data scientists, and business stakeholders. So, communication and teamwork skills are very helpful.
                Skills needed to be a data engineer
                Skills needed to be a data engineer

                Ivy Professional School’s IIT-certified Cloud Data Engineering course not only helps you learn the above in-demand skills but also lets you work on industry projects to gain hands-on experience. This is a 45-week live online course where you learn to use tools like Azure, Hive, MongoDB, Spark, etc., from industry experts. 

                You also get mentored by IIT Guwahati professors and professionals in companies like Amazon, Google, Microsoft, etc. Besides, you will earn certifications from IIT Guwahati, IBM, and NASSCOM to boost your credibility as a data engineer.

                And to understand what topics you must study to become a data engineer, you can go through the latest data engineering syllabus.

                Skills Needed to Be a Data Scientist

                You need to gain the following skills to become a successful data scientist: 

                • Statistics and Mathematics: You need a solid foundation in statistics and mathematics to develop models and algorithms for data analysis.
                • Programming: You should be proficient in at least one programming language, such as Python, R, or SQL, to manipulate, clean, and analyze data.
                • Data Wrangling and Cleaning: You need to be able to extract, clean, and transform data from various sources to prepare it for analysis.
                • Business Understanding: As a data scientist, you solve problems for a business or client. So, you have to understand the business context in which you are working and should be able to translate data insights into actionable business recommendations.
                • Communication and Storytelling: Since you need to communicate your findings effectively to technical and non-technical stakeholders, learning soft skills is a must.
                Skills needed to be a data scientist
                Skills needed to be a data scientist

                If you want to master the above skills, you can join Ivy Professional School’s IIT-certified Data Science and AI course. Again, it’s a 45-week live online course, so you can join from anywhere, engage with instructors, and solve your doubts instantly.  

                You will be trained by experts and exposed to real-world problems through 10+ projects, 40+ case studies, and 50+ assignments. Ivy also provides CV-building sessions as well as mock interview sessions to make you completely job-ready. 

                And to understand what topics you must study to become a data scientist, you can go through the latest data science syllabus.

                Data Engineer vs. Data Scientist Salary

                Let’s look at the most asked question about this topic: “Do data scientists earn more than data engineers?” I will simply provide you the average numbers, but remember that the salary is highly influenced by factors like location, industry, company size, etc.

                Salary of a Data Engineer

                The average salary of a data engineer in India is ₹8,50,000 per year. That’s the base pay amount. If you consider the bonuses and commission, the average total pay for a data engineer becomes ₹9,50,000 per year. 

                The salary increases as you gain more experience. For instance, the salary of a senior data engineer with 2-4 years of experience can be anything between ₹11 lakhs to ₹24 lakhs per year. And if you are the lead data engineer with 5-7 years of experience, you can expect to earn ₹ 18 lakhs to ₹32 lakhs per year.

                Salary of a Data Scientist

                The average salary of data scientists in India is ₹12,00,000 per year (base pay). And again, if you consider the bonuses and commission, the average total pay of data scientists is ₹13,60,000 per year. 

                Senior data scientists with 2-4 years of experience can earn between ₹16 lakhs to ₹30 lakhs per year. Whereas lead data scientists with 5-7 years of experience can earn ₹22 lakhs to ₹38 lakhs per year. So, it’s clear that data scientists earn more than data engineers.

                Data Engineer vs. Data Scientist Career Opportunities

                The world is generating more data than ever. In fact, we produce 402.74 million terabytes of data every day. This means businesses need skilled individuals to make sense of the massive amounts of data. And that’s why both data engineers and data scientists are in high demand. 

                Career Opportunities in Data Engineering

                Data engineering provides you amazing career opportunities. The global big data and data engineering services market is expected to be valued at USD 163.80 billion by 2030, growing at a CAGR of 15.48%. 

                This type of growth means there will be more demand for skilled data engineers in the coming years. And it’s already happening: the demand for data engineers with over six years of experience increased from 27% in 2023 to 38% in 2024. 

                You will find more and more opportunities in data warehouse engineering, ETL development, data pipeline architecture, big data engineering, and cloud data engineering roles. All these are focused on the technical aspects of data management, like data extraction, transformation, loading, data integration, and data quality. 

                Related: Is Data Engineering a Good Career?

                Career Opportunities in Data Science

                Data science is one of the high-income skills that is in huge demand. You can open a job platform like GlassDoor or LinkedIn, and you will find over 10,000 data science jobs in India. 

                And the demand is going to explode in the coming days. This is evident from a report that predicts that the global data science market is expected to grow from $133.12 billion in 2024 to $776.86 billion by 2032. 

                Data science provides you many opportunities for growth and advancement. You can be a data analyst, business intelligence analyst, machine learning engineer, data storyteller, and so on. The rise of AI will open new applications like natural language processing, computer vision, predictive analytics, etc.

                So, both data engineering and data science provide exciting opportunities to grow and succeed in your career. Now comes the most important question…

                Related: 7 Reasons to Become a Data Scientist

                 

                Which One is Better: Data Engineers or Data Scientists?

                There is no right answer to that. That’s because what may be better for others may not be a better choice for you. So, the real question is- what do you enjoy, and what kind of work excites you?

                If you love coding, solving technical problems, and building systems, data engineering might be the better option for you. As a data engineer, you will design, build, and maintain architectures like data pipelines and databases to collect, store, and organize data.

                On the other hand, if you love playing with numbers, analyzing data, and finding useful insights, data science could be a better choice for you. As a data scientist, you will basically study a problem from different angles, think analytically, develop solutions, communicate it to business stakeholders, and help businesses make smart decisions. 

                Whatever excites you the most is the right career option for you.

                Prateek Agrawal

                Prateek Agrawal is the founder and director of Ivy Professional School. He is ranked among the top 20 analytics and data science academicians in India. With over 16 years of experience in consulting and analytics, Prateek has advised more than 50 leading companies worldwide and taught over 7,000 students from top universities like IIT Kharagpur, IIM Kolkata, IIT Delhi, and others.

                How to Become a Data Engineer in 45 Weeks

                How to become a data engineer

                Data engineers are the professionals who build the systems and infrastructure that help organizations collect, store, and analyze data. 

                Since data-driven decision-making has become a necessity, the demand for data engineers has been growing rapidly. After all, the power of data helps companies gain more customers and boost revenue.

                So, if you are a skilled data engineer, you can expect an amazing career with endless opportunities to learn and grow. In this post, we will discuss more about what data engineers do, how much they earn, and how to become a data engineer.

                 

                What Exactly Data Engineers Do?

                Data engineers are like architects of the data world. They build systems that collect data smoothly from its source, like websites, apps, or sensors, and store it in places like databases and data warehouses. 

                It’s the data engineers who help data scientists and analysts to easily access the data they need. So, they have to make sure that the data is accurate, consistent, and reliable for analysis.

                They also have to ensure that systems can handle massive amounts of data and grow as the business grows. And they have to make this process efficient by optimizing the systems for speed and performance.

                Various industries like technology, finance, healthcare, and e-commerce rely on skilled data engineers to build and maintain their data infrastructure. Here are some specific tasks that data engineers perform:

                • Build scalable data pipelines to collect, process, and store data from various sources.
                • Handle ETL (Extract, Transform, Load) processes to clean and transform data for analysis.
                • Design and manage databases and data warehouses.
                • Create data models that define how data is stored, accessed, and managed.
                • Work with data scientists, analysts, and stakeholders to understand data requirements.
                • Increase efficiency, improve security, and troubleshoot to maintain high performance.

                Now, let’s take a look at why data engineering is such a great career.

                 

                What’s the Salary of Data Engineers?

                The high demand and the specialized skills of data engineers translate into competitive salaries. For instance, data engineers in India earn an average salary of ₹8,62,000 per year. 

                But that’s just the average figure. Factors like years of experience, location, and company size affect the salary. For example, Glassdoor reports senior data engineers with 2-4 years of experience earn salaries between ₹ 12 lakhs to ₹ 25 lakhs per year. Whereas lead data engineers with 5-7 years of experience earn salaries between ₹ 18 lakhs to ₹ 32 lakhs per year.

                Similarly, the average annual salary of data engineers in Bangalore is ₹11 lakhs, whereas in Gurgaon, it is 11.9 lakhs, and in Mumbai, it is ₹9.6 lakhs. Larger companies with a heavy reliance on data (like tech, finance, and e-commerce) often pay more than smaller companies or those in less data-centric sectors.

                If you are considering a career in data engineering, it’s a good idea to research the salary trends in your specific location and industry. Now that we know the perks of being a data engineer let’s understand how to become one.

                 

                How to Become a Data Engineer?

                Here are 6 essential steps to becoming a cloud data engineer:

                1. Get a Relevant Degree

                Although it’s not necessary, if you have a bachelor’s degree in computer science, engineering, math, or a business-related field, it can really help. It will give you a strong foundation and help you understand the basics of programming, databases, algorithms, etc.

                But if you don’t have a formal degree, you can join certification courses. This is, in fact, a great way to launch your data career. Courses not only help you learn industry-relevant skills but also help you gain hands-on experience, stay updated with industry trends, and be a credible data engineer. 

                And if you join top-rated courses, like Ivy Professional School’s IIT-certified data engineering course, you will be mentored by IIT professors, receive career guidance, and get lifetime placement support.

                 

                2. Learn Technical Skills

                A data engineer needs a set of technical skills to do their tasks effectively. Here are some of them:

                • Programming languages like Python, SQL, Java, Scala, and R.
                • Design and implement ETL pipelines.
                • Design, build, and manage data warehouses.
                • Big data technologies such as Hadoop, Spark, and Kafka.
                • Design and implement data models to organize and structure data.
                • Relational databases like MySQL and NoSQL databases like MongoDB.
                • Cloud services include AWS, Google Cloud Platform, and Microsoft Azure.

                Read this post to learn about the latest data engineering syllabus. However, try to stay updated with new trends and technologies. Things change fast, so you must keep learning new skills even after you become a skilled data engineer. 

                 

                3. Polish Your Soft Skills

                Now, just technical skills aren’t enough to become a data engineer. You also need to sharpen your soft skills to do your job effectively. Here are some of the essential ones:

                • Problem-Solving: You should be good at thinking critically to come up with innovative solutions. You also need analytical skills to troubleshoot and resolve data-related issues.
                • Communication: You have to work with data scientists, analysts, and business stakeholders. You will need the ability to explain technical ideas clearly to people who might not be technical.
                • Collaboration: You should have the ability to work effectively with others to achieve common goals.
                • Attention to Detail: You should be careful and precise to ensure data is accurate and reliable for analysis.
                • Project Management: You should know how to manage multiple tasks and projects efficiently.

                 

                4. Build a Solid Portfolio

                A good portfolio is a powerful tool that can help you land your dream job. It basically shows the projects you have worked on and how you have applied your skills to solve real problems.

                The portfolio helps you show some of your unique work and stand out from other job applicants. Since employers get a direct example of what you can do, you become trustable.

                Here are some tips to build your portfolio:

                • Choose a few key projects that clearly show your data engineering expertise. 
                • Clearly describe what you did, the technologies you used, and the results you achieved.
                • List the tools, programming languages, and technologies you used in each project. 
                • Use graphs, charts, and diagrams to make your projects more clear.
                • Write Medium posts to explain the problems you solved, your approach, and the outcomes.
                • Keep your portfolio updated with your latest projects.
                • Get feedback from your mentors and peers to improve your portfolio.

                The key to building a solid portfolio is practicing good projects. That’s why Ivy Pro School helps learners work on industry and capstone projects in the data engineering course with E&ICT Academy, IIT Guwahati. It not only helps in the portfolio, but learners also gain practical experience and confidence to solve real business problems.

                Ivy Pro School can help you become a data engineer.
                Ivy Pro School has been a top-ranked data science, data analytics, data engineering and AI upskilling provider since 2008.

                5. Apply for Jobs

                Now, you are ready to apply for jobs. But first, create a good resume that showcases your technical skills, experience, and projects. You can go through the company’s job description, understand what skills they need, and tailor your resume and cover letter accordingly. 

                You can go to online job portals like LinkedIn, Indeed, Glassdoor, and company career pages. If there aren’t any open positions at the moment, you can set up job alerts for data engineering roles. 

                Don’t stop networking. Connect with professionals in your field on LinkedIn. You can attend industry events, webinars, and meetups. A good network can lead you to surprising opportunities.

                You also need to prepare for interviews. Just revise what you have learned about data structures, algorithms, and system design. Research common data engineering interview questions and prepare good answers. Also, go through your projects and get ready to discuss your problem-solving approaches.

                 

                6. Keep Getting Better

                You can’t avoid this step if you want to become a good data engineer. Like most other fields, data engineering is rapidly changing, so you must continuously learn and update yourself.

                Stay up-to-date with the latest tools, technologies, and trends by reading industry blogs, attending webinars, and taking online courses. 

                You can follow data engineering experts on LinkedIn and spend just 20 minutes every day on the platform. You will be surprised by the quality of knowledge shared daily on the platform.

                 

                Summing Up

                Now you know how to become a data engineer. It’s a process of learning skills and practicing them consistently. And it’s all worth it. The demand for data engineers in India is only going to increase in the years to come, so now is a great time to get started. 

                You can join Ivy Professional School’s IIT-certified data engineering course. In this live online course, you will learn in-demand skills, get coached by IIT professors, work on real-world projects, and become an ideal job candidate in 45 weeks. To learn more about it, visit the course page.

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