Applied to a college job board and got found out about a first round interview a week later. The interview was two 1:1 for 30 mins each. A week after the interview I found out that I had received a second round interview which was scheduled for 3 weeks later. The interview composed of 3, 1:1 interviews with the group I was interviewing for. A week after the interview I received an offer.All questions were STAR method for the first interview and a bit of the second interview. Most of the questions in the second interview focused on the job.