Phone screen first by recruiter then phone interview by hiring manager follow by on site. Follow behavioral interviewing process referencing the leadership principles https://www.amazon.jobs/en/principles. Interviewers were cross-functional members who later meet for a collective hiring decision. Results will be prompt but no feedback will be provided whatsoever. 40-45 minutes for each interviewer with about 5-10 min for any questions. If I was to go through another behavior interview, I would overlook asking questions during the interview, stating such questions will be sent in separate emails after the interview due to limited time. Instead, I would have spent the allotted 5-10 min to summarize and confirm what was discussed, what questions were asked and what responses were given. Interviewers will take notes either by writing or typing on laptop. If possible, reference back to the principles that those questions were meant to address. Assess if your example(s) adequately address the principle targeted. By doing so, it should provide you the applicant feedback from your own effort.

Very bad experience that several interviewers are so square-toes to ask behavioral questions, expect drama stories in STAR structure. "Tell me a time when you xxx" is too much used for matching Amazon so-called DNAs.