A community for great programmers

We offer a wide variety of coding challenges, a great community, a global ranking list and awesome jobs at worldwide companies. Sounds like your cup of tea?

Benefits of using Kattis

Some of the reasons why you should use Kattis

Code it your way

A broad variety of problems for you to solve in a broad variety of languages. Code your favourite way!

Get noticed

Code your way up to the top and get noticed by everyone! Represent your country and university.

Get hired

Get hired by great companies world wide. Take a look at who is hiring right now. Solve problems on Kattis and share the solutons with potential employers.

Our Team



Röskär 5
185 93 Vaxholm

[email protected]
+46 (8) 446 855 06


437 N Cedar Ridge Circle
Robinson, TX 76706

[email protected]
+1 (254) 300 9248

Get started right away

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