very nice 1st round was about the JAVA oops concepts which was the wrtten test in htat 12 question swere about the OOPS JAVA questions ,2 Coding DSA quesitonss, 2 SQL queries 2nd round is the interview round in which you will be given 2 questions you need discuss the approach and code in front of the interview and the final round is the system design you wil be given a project you need to make an architecture of it lik an overview not very much detailed