Basic DSA and development was asked scenario based questions and a bit of technical will be good. Aptitiude will be a plus if you are a fresher and also knowing about the company's culture will help.
Majorly you should be great in working with react js
Four rounds. Got placed on campus. The first round was coding second was GD. Third was interview and finally we had HR. All the rounds were good. Especially the ones after second round. Java and oops is their major focus