Amazon Software Development Engineer (SDE1) interview questions
based on 88 ratings - Updated Apr 29, 2026
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Amazon interviews FAQs
Candidates applying for Software Development Engineer (SDE1) roles take an average of 21 days to get hired, when considering 1 user submitted interviews for this role. To compare, the hiring process at Amazon overall takes an average of 29 days.
Common stages of the interview process at Amazon as a Software Development Engineer (SDE1) according to 1 Glassdoor interviews include:
One on one interview: 25%
Skills test: 25%
Presentation: 25%
Phone interview: 25%
Here are the most commonly searched roles for interview reports -
1st round - DSA ( pattern is sliding window)
2n round - DSA [ trees and heap ]
3rd round - Bar raiser [culture fit check]
DSA questions will be medium to hard question
I applied online. I interviewed at Amazon (Calcutta) in Mar 2025
Interview
The Amazon interview process typically begins with an Online Assessment (OA), which includes 2–3 coding questions focused on data structures and algorithms, sometimes accompanied by debugging tasks and a work simulation based on Amazon’s workplace scenarios. After clearing the OA, candidates are invited to a technical interview, usually held via video call, where they are assessed on their problem-solving skills through DSA questions and sometimes asked about past projects. This is followed by the final “Loop” round which includes multiple interviews in one day, covering data structures, system design (for experienced roles like SDE-2), and behavioral questions based on Amazon’s Leadership Principles. One of these rounds is conducted by a Bar Raiser, a senior Amazonian responsible for maintaining hiring standards. The entire process emphasizes coding efficiency, clarity of thought, and cultural fit. Results are typically shared within a week or two, and offers include base pay, bonuses, stock units (RSUs), and relocation benefits if applicable.
Interview questions [1]
Question 1
In the technical interview round, one of the main questions they asked me was based on the concept of Priority Queue, and it was a medium-level LeetCode-style problem. The question involved handling a set of string data where I had to prioritize elements based on certain criteria, such as frequency or lexicographical order. I was expected to use a priority queue (min-heap or max-heap depending on the requirement) to efficiently manage the order of elements. The interviewer closely observed how I structured my solution, whether I chose the appropriate data structures, and how I explained my logic while coding. They also asked me to analyze and explain the time and space complexity of my solution. The focus was not just on getting the right answer but also on clean, readable code and my ability to think through edge cases and constraints.
I applied online. The process took 2 weeks. I interviewed at Amazon (Seattle, WA) in Mar 2025
Interview
I had three interviews all in one day, had an LLD round which was medium difficulty, then had a Leetcode round where I was medium difficulty and finally a behavioral round. Received the reject in a week;
Interview questions [1]
Question 1
In leetcode they asked me Maximum product subarray question which is a leetcode medium.