Java Developer
Learn Java end to end — the language behind most enterprise backends, Android apps, big-data tools, and high-frequency trading systems.
Course sequence
- 01
Java Fundamentals
Not startedLearn Java: the language behind countless Android apps, enterprise services, and high-frequency trading systems. Strong static types, classes from day one, and a vast standard library. Every lesson is hands-on with real javac execution.
beginnerjava15 lessons~4h - 02
Java Intermediate
Not startedLevel up from Java Fundamentals. Generics, collections, streams, lambdas, optionals, exceptions, threads. The features you reach for every day in real Java code.
intermediatejava11 lessons~3h - 03
Java Advanced
Not startedBeyond Java Intermediate. Concurrency primitives, executors, parallel streams, reflection + annotations, JVM internals (memory model, GC). The features that make Java production code pay off.
advancedjava7 lessons~2h
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