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Updated weekly · Last refresh Sep 15

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.

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1
CodingStart here. 12 questions · ~145 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 Design11 questions · ~133 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 · ~133 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
Discuss Past Project ExecutionEasy
Recently asked

Explain how you structure behavioral answers about past data engineering projects, teamwork, ownership, and stakeholder management.

Trade-offsRisk AssessmentScope ManagementAmazon Services
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4
Security & Infrastructure11 questions · ~133 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 · ~36 min
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6
More topics2 questions · ~24 min
Dependency Manager LLDMedium
Recently asked

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

Amazon 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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