1 online test with 3 easy-med questions.
FTF interviews -
Each interview round consists of one question/problem. Very similar to competitive programming format. The difficulty is medium-hard.
You're required to ace 1 medium and 1 hard interview.
The approach must be optimized and code is expected to be neat. You get 3 chances to clear.
Final round with manager - Depends on the manager. From maths to multithreading, they could ask anything to check if you fit the bill.