Coding interview followed with BQ questions the interviewer is really nice but the questions are very hard. It is middle to hard letcode style problems and also torch operations coding questions. For the BQ, if you have read about amazon experineces, you will end up pretty good.

4, 1 hour long individual interviews to determine fit, technical abilities, and collaboration potential. Each interview is casual but goes through a set list of questions. There is a 1 hour job talk in the middle of the day that is given to a larger group of researchers.