There were 4 rounds in total:

1st Round - Online Assesment
2 Easy - Medium DS/Algo Question (Dont remember the exact questions)
1 REST API based question

2nd Round - DS/Algo
1 - https://leetcode.com/problems/valid-parenthesis-string/
2 - https://leetcode.com/problems/asteroid-collision/

Solved both of them with best time and space complexity.

3rd Round - DS/Algo
1 - https://leetcode.com/problems/max-sum-of-rectangle-no-larger-than-k/
2 - https://leetcode.com/problems/01-matrix/

Solved both of them.

4th Round - Tech/Culture Fit
Got the meet link but no one joined the interview.
Sent a mail to HR but didn't get any response.