Amazon Software Development Engineer (SDE I) interview questions
based on 1.5K ratings - Updated Jun 22, 2026
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Software Development Engineer (SDE I) applicants have rated the interview process at Amazon with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 61.5% positive. This is according to Glassdoor user ratings.
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I applied online. The process took 4 weeks. I interviewed at Amazon (Seattle, WA) in May 2025
Interview
Total of 3 rounds each 1 hour:
1. Questions based on my past experiences and projects focused on Amazon Leadership Principles.
2. DSA round: Question where I had to make a class to store the data to efficiently operate on it. Had to use maps and sets to get to the solution.
3. Started with a easy LLD question. Followed up with how to make it thread safe. Second half was LP questions.
Interview questions [1]
Question 1
Design a banking system with operations like deposit and withdraw.
I applied through an employee referral. The process took 4 months. I interviewed at Amazon (Seattle, WA) in May 2025
Interview
There was an OA with coding as well as behaviourial style questions. Then a 3 hr loop. Each round was a mix of DSA and leadership style questions. Last round had a LLD design question
3 1-hr interviews - technical and behavioral - Focus on Graphs and trees for DSA - Behavioral questions focus on Amazon's leadership principles - Answer using the STAR method confidently