Submit an application online, After you pass the initial screening then you will have to take online assessment which is comprised of decision making multiple choice questions then you will actually go through the interview process.
I applied through college or university. I interviewed at Amazon
Interview
Amazon analyst interviews usually have four stages: application, assessment, phone screen, and interview loop. For analyst roles, you should expect SQL, data analysis, business metrics, Excel, visualization tools and Amazon Leadership Principles to be tested heavily.
2 rounds of interviews and 1st stage was all about techincal and 2nd round was about the HR round. Then got HR call. Mostly techincal Skills related questions were asked
Grilled me on my previous work experience, have to answer using their leadership principles using scenarios and examples. Took my technical assessment too and finally panel round. I think it's too long for what it is