Amazon

First, there was an online coding assessment, with two questions: one easy and one hard, and a behavioral test. After passing this, I proceeded directly to an onsite loop, though some candidates have a phone screen first.

I applied online and received an email with a coding challenge to be completed within 5 days. I completed it on the second day; it included two questions related to sorting and searching, along with explanations for time and space complexity. Next,

I was in the first technical round. I answered the questions asked by the team, and they had no further questions. I was under the impression that I did well but was not moved forward in the process. I wasn't given any valid reason.