There are several layers from HR to the hiring manager. There are internal quality control processes in place to help get the best quality candidates. It also ensures fairness for all qualified candidates and helps hiring managers with having a solid number of candidate to recommend for placement.

The interview process is based in STAR. You need to listen to the question carefully. Then think about a specific situation that is related to the question. Once you think about the situation, you need to explain all the specific tasks that were done and then you need to provide what the results were. Make sure you focus on your role and avoid saying we and the team.