From your first program to job-ready

Java Programming

Learn Java step by step, from your first program to data structures and algorithms, Spring Boot backends and technical interviews. Short lessons in simple English, with quizzes, practice and mini projects.

Try the first lesson Create account

Outcomes

What you will be able to do

Write, run and debug Java programs from scratch: variables, conditions, loops, methods, arrays and strings
Model real things with classes and objects, and choose the right collection with type-safe generics
Solve coding-round problems with the main patterns, data structures and algorithms
Design databases in SQL and build REST APIs with Spring Boot, Spring Data JPA and Spring Security
Test, debug and package your code, and ship it with Docker and a simple CI pipeline
Build real backend projects on GitHub and answer Java technical interview questions with confidence

Where to start

Pick your starting point

School students and beginners
New to code or studying for AP Computer Science A, GCSE, A-level or IGCSE? Start at Learn Java and move stage by stage, with a 1:1 tutor if you want help before an exam.
Start at Learn Java
University students
Use Learn Java alongside your course, then Master DSA for assignments, internships and coding interviews.
Start at Learn Java
Job seekers and career switchers
Finish Learn Java, then focus on Master DSA and Get Job Ready. Add Master Java topics as interviews ask for them.
Start at Learn Java
Developers moving to Java backend
If you already know Java and DSA, go straight to Build Applications and Work Like a Developer.
Start at Build Applications

Syllabus

Start learning now

Open a section to see its modules and lessons.

See the full roadmap, stage by stage Earn a certificate for every stage

What you will be able to do

Pick your starting point

School students and beginners

University students

Job seekers and career switchers

Developers moving to Java backend

Start learning now

What you will be able to do

Pick your starting point

School students and beginners

University students

Job seekers and career switchers

Developers moving to Java backend

Start learning now