There were 3 rounds of interview after a telephonic call
Telephonic call - asked about the skills,internship experiences,projects,etc..
1) Technical Round - 1
This round is based on deep dive into projects and basic dsa questions related to arrays,time complexity,etc..
Also they expected internship experience
2) Technical Round - 2
This is completely a problem solving round and they gave 2 DSA questions .This is based on 2d arrays,binary search and required optimal approach
3) Technical+HR Round
This round went for over 3 hours.After every one hour there will be a 5 min break.In the first one hour,I have been asked to solve 2 DSA questions along with one or two HR questions at the end of the hour. Same went in the second hour as well.After this I had a HR round where they asked a lot of hr questions.