Amazon Software Development Engineer (SDE) I interview questions
based on 1.5K ratings - Updated Jul 8, 2026
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Software Development Engineer (SDE) I applicants have rated the interview process at Amazon with 3.8 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 50% positive. To compare, the company-average is 59.7% positive. This is according to Glassdoor user ratings.
Common stages of the interview process at Amazon as a Software Development Engineer (SDE) I according to 4 Glassdoor interviews include:
Personality test: 33%
One on one interview: 33%
Skills test: 33%
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It's pretty straightforward with 2 LC questions and some small behavioral questions. The interviewer was very nice, and straight to the point. She also allowed me to ask questions at the end.
Interview questions [1]
Question 1
Explain Sliding Window algo to non-technical people
The interview process at Amazon Web Services (AWS) typically consists of several stages designed to evaluate both technical skills and cultural fit. Here’s an overview:
Initial Screening: This usually involves a phone or video call with a recruiter to discuss your background, experience, and interest in AWS.
Technical Phone Screen: One or two phone interviews with an AWS engineer focusing on technical skills, including coding, algorithms, and system design. You may be asked to solve problems using an online coding platform.
Onsite Interviews: A series of interviews at an AWS office or virtually, including:
Technical Interviews: In-depth coding, system design, and problem-solving questions. This can include whiteboarding sessions or live coding.
Behavioral Interviews: Questions based on the Amazon Leadership Principles to assess cultural fit. You’ll need to provide examples from your past experiences.
Role-Specific Interviews: Depending on the position, you might face additional interviews focusing on domain-specific knowledge.
Interview questions [1]
Question 1
Technical Questions
Coding Questions:
Implement a function to reverse a linked list.
Write an algorithm to detect a cycle in a graph.
Given an array of integers, find two numbers that add up to a specific target.
System Design Questions:
Design a scalable URL shortening service like bit.ly.
Design a highly available and fault-tolerant database system.
How would you design a distributed caching system?
Okay, nice questions. Answered them all brillantly.Looking foward now.Mainly asked about mern stack, and then asked about other stuff like previous job experiences and about education and qualifications. Now looking ahead