Java

The enterprise workhorse, learned properly.

Java in depth: language fundamentals, OOP done right, collections and generics, streams, exceptions, the JVM, concurrency and build tooling - the Java that runs banks and Fortune 500 backends.

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6 stages21 topics₹0 to follow
  1. 1

    Language Fundamentals

    Comfortable with Java's syntax and compile-time discipline.

    2 weeks0/4
  2. 2

    Object-Oriented Java

    Model domains the way Java intends.

    2–3 weeks0/4
  3. 3

    Collections & Generics

    Choose and use data structures like a professional.

    2 weeks0/4
  4. 4

    Exceptions & IO

    Fail well; read and write the world.

    1–2 weeks0/3
  5. 5

    JVM & Concurrency

    Understand the platform under your code.

    2–3 weeks0/4
  6. 6

    Ship & Prove

    Job-ready evidence.

    1–2 weeks0/2

  7. Final stop: prove it.

    Knowledge without proof is just a claim. Take the free Java certification — a timed, scored assessment with a public verification link recruiters can check in one click.