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Amazon Interview Questions

The questions to prepare for Amazon interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
CodingStart here. 6 questions · ~70 min
First Non-Repeating CharacterMedium
Practice
Recently asked

Find the first non-repeating character in a string using frequency counting and a second pass in O(n) time.

Hash TablesStringsSearchingAmazon
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2
SQL & Data Manipulation6 questions · ~70 min
Calculate Monthly Sales Growth by Product CategoryMedium
Practice
Recently asked

Calculate month-over-month sales growth for each product category using JOINs and window functions.

JoinsAggregationsAmazon
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3
Machine Learning5 questions · ~58 min
Supervised vs Unsupervised LearningEasy
Recently asked

Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.

Unsupervised LearningFeature EngineeringBias-Variance TradeoffAmazon
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4
Execution5 questions · ~58 min
Balance Speed, Quality, and ScopeMedium
Recently asked

Describe how you handled a tough trade-off between shipping fast, maintaining quality, and reducing scope.

Trade-offsRisk AssessmentScope ManagementAmazon
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5
Metrics5 questions · ~58 min
Define Success Metrics for FeaturesMedium
Recently asked

Set a clear north star, supporting KPIs, leading indicators, and guardrails for a new product feature.

North Star MetricLagging IndicatorsKPIsAmazon
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6
Pipelines5 questions · ~58 min
Data Quality in ML PipelinesMedium
Recently asked

Practical approach for maintaining data quality across ML ETL pipelines, orchestration, and repeatable data processing.

Data QualityETLData ModelingAmazon
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7
More topics18 questions · ~210 min
Explain Variance to Non-Technical StakeholdersMedium
Recently asked

Clarify the concept of variance and its importance in data analysis for a non-technical audience.

VarianceAmazon
Explain Transformer Architecture and Attention MechanismsHard
Recently asked

Discuss the architecture of Transformers, focusing on self-attention and its impact on NLP tasks.

Neural NetworksLanguage ModelsDeep LearningAmazon
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