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Updated weekly · Last refresh Oct 17

Amazon Development Center U.S. Data Engineer Interview Questions

The questions to prepare for a Amazon Development Center U.S. Data Engineer interview. Questions from real interview reports rank first. Updated daily.

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~5htotal time
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1
CodingStart here. 6 questions · ~69 min
Two Sum with TargetEasy
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Recently asked

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysStringsAmazon Development Center U.S.
Reverse List or Detect CycleMedium
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Recently asked

Detect a linked-list cycle with Floyd's algorithm, then reverse the list in place when it is acyclic.

Linked ListsData StructuresAmazon Development Center U.S.
Basic Technical Coding QuestionMedium
Recently asked

Evaluates your ability to implement a basic solution with clear reasoning and correct code.

Amazon Development Center U.S.
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2
SQL & Data Manipulation10 questions · ~114 min
Star vs Snowflake for Sales AnalyticsMedium
Recently asked

Compare star and snowflake schemas for warehouse design, including trade-offs in normalization, query simplicity, and analytics performance.

JoinsData WranglingGroup ByAmazon Development Center U.S.
SQL, ACID, and Query OptimizationHard
Recently asked

Evaluates your understanding of SQL correctness, modeling concepts, and performance tuning.

pysparksqloptimizationAmazon Development Center U.S.
Hierarchical Data ModelingMedium
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Tests your ability to choose and implement a data model for hierarchical queries and traversal.

Self-JoinsData ModelingAmazon Development Center U.S.
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3
Pipelines3 questions · ~34 min
Tradeoffs in Pipeline ThroughputMedium
Recently asked

Assesses your ability to reason about throughput tradeoffs and pipeline performance constraints.

Trade-offsAmazon Development Center U.S.
Partition and Distribution Key ChoicesMedium
Recently asked

Tests your understanding of data layout tradeoffs for performance, cost, and scalability.

performanceCloudData ModelingAmazon Development Center U.S.
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4
Behavioral & Leadership7 questions · ~80 min
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