Step up your Coding Game

The new way to improve your programming skills while having fun and getting noticed

Practice & learn the fun way

Practice pure code

Learn new concepts by solving fun challenges in 25+ languages addressing all the hot programming topics.

Learn from the best

In a matter of hours, discover new languages, algorithms or tricks in courses designed by top developers.

Become the expert

Our approach has been designed to lead advanced developers to the next level.

We're smarter together


We're developers just like you.

Join the community and feel at home.

Get insights

Meet like-minded enthusiasts, ask for help and have your code reviewed. We're here for each other.

Be inspired

Compare solutions and learn tips from the best programmers.

Challenge your friends


Have fun with friends, schoolmates or co-workers on multiplayer programming games and show them who's the boss!


Join our international online programming contests for fun, prizes or glory.

Rise & Shine

Hit the Leaderboard and get recognition from your peers.

Get hired at awesome companies

Build up

Strengthen your developer profile as you code and play.


Choose which companies can see your profile and set your conditions.

Stand out

Prove your worth as a developer and get noticed by top companies for a career change and jobs you deserve.

What now?

Unleash your inner hacker and start to code

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