4 round of screen interview(3 technical, 1 behavioral). Technical question includes system design(scaling the database service so it can serve more users), coding, troubleshooting(website have some internal error and how do you find the root cause) and concept explanation.

First phone call interview was with HR Second was video call - one python question and walk through on how to solve a generic question 'I can't access my gmail, what do I do?'