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Updated weekly · Last refresh Oct 31

Amazon Services Software Engineer Interview Questions

The questions to prepare for a Amazon Services Software Engineer interview. Questions from real interview reports rank first. Updated daily.

50questions
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1
CodingStart here. 11 questions · ~129 min
Merge Strings While Preserving OrderHard
Practice

Determine whether a target string is an interleaving of two source strings using memoized recursion.

Dynamic ProgrammingAlgorithmsedge casesAmazon Services
Money Transfer GraphMedium
Practice

Determine whether money transfers contain a directed cycle using depth-first search and vertex coloring.

dfscycle detectionAlgorithmsAmazon Services
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2
System Design10 questions · ~117 min
High-Level Architecture for Amazon LockerHard

Design a reliable high-level Amazon Locker system, including locker allocation, package access, service integration, and ML-assisted operations.

distributed systemsdelivery logisticsfailure modesAmazon Services
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3
Execution11 questions · ~129 min
Tell Me About a Time You Missed a DeadlineMedium
Recently asked

Explain why you missed a deadline, how you managed stakeholders, and what you changed to prevent a recurrence.

system designCodingExecutionAmazon Services
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4
Security & Infrastructure11 questions · ~129 min
Linux Booting ProcessMedium
Recently asked

Assesses foundational OS knowledge and ability to explain system startup stages clearly.

Operating SystemslinuxAmazon Services
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5
Behavioral & Leadership3 questions · ~35 min
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6
More topics4 questions · ~47 min
Dependency Manager LLDMedium
Recently asked

Assesses low-level design skills and ability to structure modular components.

Amazon Services
OS Demand Paging and Context SwitchingMedium
Recently asked

Evaluates understanding of OS fundamentals and performance implications.

Operating SystemsAmazon Services
Cron-Scheduled Safe Data PipelineMedium
Recently asked

Assesses pipeline design for safe incremental updates and minimizing database contention.

data extractionAmazon Services
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