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Amazon Web Services Software Engineer Interview Questions

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

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1
CodingStart here. 14 questions · ~143 min
Sliding Window OptimizationMedium
Practice
Recently asked

Find the longest contiguous TikTok Shop product sequence containing at most k distinct products using a sliding window.

data processingSliding WindowoptimizationAmazon Web Services
Implement LRU CacheEasy
Practice
Recently asked

Problem Design a data structure that implements an LRU (Least Recently Used) cache. The cache should support the following operations: - get(key): Retrieve...

Hash TablesQueueLinked ListsAmazon Web Services
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2
System Design13 questions · ~133 min
Centralized Feedback With ConsistencyHard
Recently asked

Evaluates your system design for concurrency, consistency, and low-latency reads at scale.

system designconcurrencyAmazon Web Services
Distributed File Search IndexerHard
Recently asked

Assesses your ability to design indexing and retrieval systems over distributed storage.

system designAmazon Web Services
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3
Security & Infrastructure14 questions · ~143 min
Linux Permissions, Inodes, SignalsMedium
Recently asked

Evaluates your understanding of core Linux internals and how they affect system behavior.

linuxAmazon Web Services
Diagnose VPC High LatencyMedium
Recently asked

Assesses your incident response process and troubleshooting rigor for production systems.

cloud servicesAmazon Web Services
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4
Execution4 questions · ~41 min
Tell Me About a Time You Missed a DeadlineMedium
Recently asked

Assesses ownership, communication, and how you prevent recurrence.

system designCodingbehavioralAmazon Web Services
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5
Behavioral & Leadership4 questions · ~41 min
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6
More topics1 question · ~10 min
Parse Logs for Slowest ServiceMedium
Recently asked

Evaluates your data parsing and aggregation skills on log data.

log parsingData AnalysisAmazon Web Services
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Weekly Signup Cohort RetentionHard
Practice
Recently asked
Practice drill

Calculate weekly retention by signup cohort using CTEs, joins, date truncation, and distinct user counts.

Window FunctionsDate FunctionsAggregationsBrexPostmaneToro
Employees Missing Building NumberEasy
Practice
Practice drill

Use a LEFT JOIN to find employees in the company who do not have a building number.

JoinsAmazon Web Services
Employee Dataset SQL QueriesMedium
Practice
Practice drill

Write PostgreSQL queries to analyze managers, direct reports, and hire dates in an employee table.

Date FunctionsJoinsCase WhenAmazon Web Services
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.