It is a phone screen.
It starts with a quick introduction, around 2-3 minutes.
around 20 min BQ and research background
20 min machine learning breath
20 min coding, easy level
1. the online assessment: has 2 questions one easy and one medium, and takes one hour.
2. the technical and behavior questions, focus on the resume and the AI/ML questions, which about one hour
Interview questions [1]
Question 1
1. Gaussian Mixture Model 2. The sparse method of Transformer attention 3. What is the most difficult project you meet?
I applied through an employee referral. The process took 3 weeks. I interviewed at Amazon in Jan 2024
Interview
Got an interview through a referral. First was with HR, which was more like a briefing about the role. Second and third were with technical people from the group. Asked to do pseudocode on the online portal they provide. I didn’t clear the third round though.