Learn Java with Codecademy

When learning is easy, anything is possible. Join Codecademy and find out where learning Java can take you.

Preview of the Learn Java course

Our most popular Java courses

Java has been around for decades, and it’s still one of the most popular programming languages out there. With so many applications — from software development to mobile apps to large systems development — knowing Java is an important skill to have.

Start here to learn fundamental Java concepts and see what you can do with this versatile language.
[Start now.](https://www.codecademy.com/learn/learn-java)

Learn Java

Start here to learn fundamental Java concepts and see what you can do with this versatile language. Start now.

This Path will teach you how to build your own Android app from start to finish.
[Start now.](https://www.codecademy.com/learn/paths/introduction-to-android-with-java)

Build Basic Android Apps with Java

This Path will teach you how to build your own Android app from start to finish. Start now.

Learn the advanced skills, tips, and tricks you’ll need to ace an interview and land a job.
[Start now.](https://www.codecademy.com/learn/paths/pass-the-technical-interview-with-java)

Pass the Technical Interview with Java

Learn the advanced skills, tips, and tricks you’ll need to ace an interview and land a job. Start now.

Try Codecademy Pro free for 7 days

Pro includes Career Paths and Skill Paths that tell you what to learn and when.

Step-by-step guidance

Pro includes Career Paths and Skill Paths that tell you what to learn and when.

Make real-world projects that let you try on your own and build up your portfolio.

Hands-on experience

Make real-world projects that let you try on your own and build up your portfolio.

Remember what you’ve learned with practice packs and quizzes for each lesson.

Better knowledge retention

Remember what you’ve learned with practice packs and quizzes for each lesson.

Earn a certificate of completion for every Pro course or Path you finish.

Proof of progress

Earn a certificate of completion for every Pro course or Path you finish.