Amazon

Firstly, I had a phone screen with a recruiter. Then, I had a live coding exercise with a current software engineer. Finally, I had an "interview day" with four sessions over the course of five hours, with a mix of engineers and managers.

First, you apply, and then they either accept or deny it. Then you take an assessment, followed by a bunch more rounds. Finally, you are either accepted or not.

First round includes three technical questions over 90 minutes, focusing on problem-solving, coding fundamentals, systems, and networking, with emphasis on clear thinking and explanation. Then there are other interviews which I was not qualified for