Once the app is submitted (app includes questions you have to answer). The resume and the answers to the questions are reviewed by the local team of the location you're applying for. Most cases you'll go through an initial phone or zoom screening that lasts about 15 minutes - mostly questions from the interviewer with a few minutes for initial question. Then an in person interview before a decision is made. Will always email no matter where in the process you are, whether it's an offer or rejection.