Step 1: online test. 3 codility questions, very basic. You should meet the required time and space complexity. Step 2: paper test. There are 2 tests, one is assembly test and the other is about linked list. No hard but you should finish them very quickly. Step 3: pair programming interview. It takes 2 to 3 hours and the questions are based on what you did. Then, a team leader will ask you some technical questions.