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Amazon Development Centre Software Engineer Interview Questions

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

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1
CodingStart here. 9 questions · ~84 min
Serialize and Deserialize Binary TreeMedium
Practice
Recently asked

Serialize a binary tree to a string and reconstruct it exactly using preorder traversal with null markers.

RecursionHash TablesQueueAmazon Development Centre
Optimizing Time and Space ComplexityEasy
Recently asked

Explain how to improve coding solutions by reducing time complexity first, then balancing space trade-offs.

Hash TablesArraysGreedyAmazon Development Centre
Writing Clean, Modular CodeMedium
Recently asked

Evaluates code quality practices and maintainability habits.

code qualityAmazon Development Centre
Scaling Algorithm PerformanceHard
Recently asked

Tests performance engineering and complexity tradeoffs under scale.

performance optimizationscalabilityAmazon Development Centre
2D DP and Tree Optimal SolutionsHard
Recently asked

Evaluates ability to model and solve optimal problems using DP and trees.

Dynamic ProgrammingTreesAmazon Development Centre
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2
Behavioral & Leadership12 questions · ~112 min
Learning New Technology Under DeadlineMedium
Recently asked

Tests learning agility under pressure, plus ownership and prioritization when rapid technical ramp-up is required.

initiativeadaptabilitycontinuous learningAmazon Development Centre
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3
More topics2 questions · ~19 min
Database Caching System DesignHard
Recently asked

Assesses system design skills for caching, consistency, and performance.

databasecachingAmazon Development Centre
System Design for DSA and TreesHard
Recently asked

Assesses depth in data structures and ability to reason about system design.

system designData StructuresAmazon Development Centre

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