Amazon Software Engineer Interview Questions

Amazon Software Engineer interview questions typically assess both algorithmic craftsmanship and fit with Amazon’s culture. What’s distinctive is the dual emphasis: expect intense coding and problem-solving rounds (data structures, algorithms, complexity and correct edge-case handling), a system-design evaluation for more senior roles, and behavioral deep-dives tied to Amazon’s Leadership Principles. The interview loop often includes an online assessment or phone screen, followed by a multi-interviewer loop that features a Bar Raiser whose role is to ensure high hiring standards. Clear communication, tradeoff reasoning, and testable, clean code are repeatedly evaluated. For interview preparation, focus on three threads: timed coding practice on medium-to-hard problems with careful explanation of complexity and edge cases; concise STAR-format behavioral stories that map directly to Leadership Principles and show impact; and system-design sketches for senior levels that justify choices around scalability, availability, and cost. Run mock interviews to practice speaking clearly, articulate tradeoffs, and rehearse writing and testing code under time pressure. Recruiters will guide scheduling, but sustained, focused practice gives the best chance to demonstrate both technical depth and cultural fit.

362 Questions 1 Company08.11.2026
Showing 20 results
Role
Amazon logo
Amazon
Easy
Software Engineer

Design a Concurrent Restaurant Waitlist and Seating System

Design a Concurrent Restaurant Waitlist and Seating System Design a restaurant system with a configurable set of tables and a FIFO waitlist of parties...

Software Engineering Fundamentals
141
0
1248 people solved
Jul 7, 2026
Amazon logo
Amazon
Medium
Software Engineer AI

Debug Watch List Movie Operations

You are given a full-stack Movie DB application. Users can log in, create, update, and delete watch lists, and add or remove movies from a watch list....

Software Engineering Fundamentals
748
3
7849 people solved
Jun 12, 2026
Amazon logo
Amazon
Medium
Software EngineerSenior+

Find Paths Across a Weighted Binary Grid

Find Paths Across a Weighted Binary Grid Given an m by n binary grid, a cell with value 1 is traversable and 0 is blocked. Movement is allowed up, dow...

Coding & Algorithms
13
0
204 people solved
Jul 17, 2026
Amazon logo
Amazon
Medium
Software EngineerNew Grad

Recover from a Missed Deadline

Recover from a Missed Deadline Prompt Tell me about a deadline you missed or were on course to miss. Explain how the commitment was made, when you rec...

Behavioral & Leadership
14
0
236 people solved
Jul 15, 2026
Amazon logo
Amazon
Easy
Software EngineerIntern

Discuss Feedback, User Needs, Influence, Deadlines, and Learning

Discuss Feedback, User Needs, Influence, Deadlines, and Learning Answer the following behavioral questions with distinct examples where possible. Make...

Behavioral & Leadership
3
0
33 people solved
Aug 1, 2026
Amazon logo
Amazon
Easy
Software Engineer

Design an Amazon Locker Service

Design a Single-Station Package Locker Design the classes and core workflows for one self-service package-locker station. A delivery driver deposits a...

System Design
18
0
243 people solved
Jul 4, 2026
Amazon logo
Amazon
Hard
Software Engineer

Merge Overlapping Intervals with a Sweep

Merge Overlapping Intervals with a Sweep Implement merge_intervals(intervals) for closed integer intervals [start, end] with start <= end. Return thei...

Coding & Algorithms
0
0
11 people solved
Aug 11, 2026
Amazon logo
Amazon
Medium
Software EngineerSenior+

Design a Scalable Metrics Monitoring System

Design a Scalable Metrics Monitoring System Design a service that accepts application and infrastructure metrics, stores them over time, supports dash...

System Design
2
0
40 people solved
Jul 23, 2026
Amazon logo
Amazon
Hard
Software Engineer

Minimize Replacements So Equal Product Values Are Contiguous

Minimize Replacements So Equal Product Values Are Contiguous You are given the quality value of each product in a line. In one operation, choose two d...

Coding & Algorithms
13
1
159 people solved
Jul 12, 2026
Amazon logo
Amazon
Medium
Software EngineerSenior+

Design a Personalized Weekly Deals Service

Design a Personalized Weekly Deals Service Design a service that ingests deals weekly from several pipelines. Each deal has a start and end time and c...

System Design
3
0
65 people solved
Jul 17, 2026
Amazon logo
Amazon
Medium
Software EngineerSenior+

Schedule Priority Jobs with Cooldowns

Schedule Priority Jobs with Cooldowns Implement a scheduler for recurring jobs: `text addJob(job_id, priority, cooldown) -> bool getJob() -> job_id or...

Coding & Algorithms
10
0
73 people solved
Jul 17, 2026
Amazon logo
Amazon
Medium
Software EngineerNew Grad

Organize a Product Initiative Across Stakeholders

Organize a Product Initiative Across Stakeholders Prompt Tell me about a time you brought structure to a product or project initiative that involved s...

Behavioral & Leadership
9
0
120 people solved
Jul 15, 2026
Amazon logo
Amazon
Medium
Software EngineerSenior+

Design a Threshold-Based Database Partition Rebalancer

Design a Threshold-Based Database Partition Rebalancer You are given database partitions and a size threshold. Oversized partitions should be split in...

Software Engineering Fundamentals
4
0
30 people solved
Jul 23, 2026
Amazon logo
Amazon
Hard
Software EngineerSenior+

Use a Fitted Line to Predict a Future Data Point

Use a Fitted Line to Predict a Future Data Point You receive observed points (x_i, y_i) and need to predict y for a future input x_future. Assume a pr...

Machine Learning
8
0
80 people solved
Jul 21, 2026
Amazon logo
Amazon
Hard
Software EngineerSenior+

Explain BIOS and UEFI Firmware Mechanisms

Explain BIOS and UEFI Firmware Mechanisms Answer the following firmware and low-level systems questions. State assumptions about architecture and firm...

Software Engineering Fundamentals
4
0
47 people solved
Jul 15, 2026
Amazon logo
Amazon
Medium
Software EngineerNew Grad

Stand by a Disputed Technical Judgment

Stand by a Disputed Technical Judgment Prompt Describe a situation in which others believed your technical judgment was wrong, but you continued to ad...

Behavioral & Leadership
6
0
88 people solved
Jul 15, 2026
Amazon logo
Amazon
Medium
Software EngineerSenior+

Discuss Challenges, Difficult Colleagues, and Multitasking

Discuss Challenges, Difficult Colleagues, and Multitasking Prepare responses to three behavioral questions. Use real examples, keep context concise, a...

Behavioral & Leadership
5
0
44 people solved
Jul 17, 2026
Amazon logo
Amazon
Medium
Software Engineer

Design a File Searcher With Symbolic Links

Design an in-memory file-system searcher. The file-system graph contains directories, regular files, and symbolic links. A query selects regular files...

Software Engineering Fundamentals
5
0
54 people solved
Jul 10, 2026
Amazon logo
Amazon
Easy
Software EngineerIntern

Find the Most Frequently Used Meeting Room

Find the Most Frequently Used Meeting Room Problem Implement mostBookedRoom(roomCount, meetings) -> roomId. Rooms are numbered 0 through roomCount - 1...

Coding & Algorithms
1
0
11 people solved
Aug 1, 2026
Amazon logo
Amazon
Easy
Software EngineerIntern

Compute the Minimum Number of Meeting Rooms

Compute the Minimum Number of Meeting Rooms Problem Implement minimumMeetingRooms(intervals) -> roomCount. Each meeting is a half-open interval [start...

Coding & Algorithms
0
0
11 people solved
Aug 1, 2026
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Frequently Asked Questions

How difficult are Amazon Software Engineer interview questions?
The difficulty of Amazon Software Engineer interview questions varies by level and team but is generally rigorous. For entry-level SDE roles expect medium-to-hard algorithm and data-structure problems under time pressure, while more senior roles include complex system-design and architecture discussions that probe tradeoffs and scalability. Interviewers evaluate not just correct solutions but clarity of thought, communication, and how you justify design choices; behavioral evaluation against Amazon’s Leadership Principles also influences outcomes. Preparation that improves problem selection, complexity analysis, and spoken explanation will materially raise your chances of success.
What is the typical interview process for an Amazon Software Engineer, and where do coding, design, and behavioral questions appear?
Amazon’s Software Engineer hiring loop commonly begins with a recruiter screen, may include an online coding assessment, followed by one or more technical phone screens and an onsite (or virtual) interview loop of multiple interviews. Coding questions typically appear in the online assessment and technical phone/on-site algorithm rounds, design questions appear in object-oriented design or system-design interviews (more for senior levels), and behavioral questions tied to Amazon’s Leadership Principles are asked in nearly every loop, often including a Bar Raiser who evaluates long-term fit. Timing and format can vary by team.
How much time should I plan for interview preparation for Amazon Software Engineer roles?
Preparation time depends on your baseline skills and the role level, but a focused plan typically spans four to eight weeks for most candidates. Beginners should allocate time to master fundamentals in data structures, algorithms, and Big-O analysis while practicing timed coding problems and mock interviews; mid-level candidates should add system-design and architecture practice; senior candidates need deeper design, distributed systems, and leadership-story preparation. Regular timed practice, review of common patterns, and rehearsing STAR-format behavioral examples will improve performance more than ad-hoc study. Use the recruiter’s guidance to tailor your timeline.
What key subtopics should I focus on for Amazon Software Engineer interview questions?
Focus on core computer-science fundamentals first: arrays, strings, linked lists, trees, graphs, heaps, hash tables, and common algorithms for searching, sorting, traversals, and dynamic programming, with comfortable Big-O reasoning. For mid-to-senior roles add object-oriented design, system design, databases, networking basics, and distributed-systems tradeoffs including caching, consistency, and scalability. Don’t neglect coding hygiene, testing, and clear communication. Behavioral preparation should map examples to Amazon’s Leadership Principles, demonstrating ownership, bias for action, and customer obsession. Prioritize depth in areas most relevant to the role you applied for.
What are standout tips and common pitfalls when preparing for Amazon Software Engineer interviews?
Standout tips include clearly communicating your approach before coding, writing correct and readable code with edge-case checks, iterating from a simple solution to optimizations, and tying behavioral stories to concrete outcomes aligned with Amazon’s Leadership Principles. Use mock interviews to practice pacing and explanation. Common pitfalls are diving into code without outlining the plan, ignoring complexity tradeoffs, failing to test examples or handle edge cases, and giving vague behavioral answers. Be honest about unknowns and show how you would learn or validate assumptions; recruiters value candid problem-solving processes.

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