There were 4 rounds:

1. DSA: (35 minutes to solve and discuss the question + 20 minutes LP + 5 minutes reverse questions) Question was similar to :https://leetcode.com/problems/max-increase-to-keep-city-skyline/
2. System design: (40 mintues design question + 15 minutes LP + 5 minutes reverse questions) Design a Web Crawler
3. Problem solving: (35 minutes to solve and discuss the question + 20 minutes LP + 5 minutes reverse questions) Question was similar to: https://leetcode.com/problems/group-anagrams/
4. Logical & Maintainable code: (35 minutes to solve and discuss the question + 20 minutes LP + 5 minutes reverse questions) Design Amazon (OOP)

I hope this is helpful!