Wayfair Data Analyst Interview Questions

The questions to prepare for a Wayfair Data Analyst interview. Questions from real interview reports rank first. Updated daily.

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SQL & Data ManipulationStart here. 6 questions · ~56 min

Calculate Monthly Sales Growth by Product CategoryMedium

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Recently asked

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

JoinsAggregations

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SQL FundamentalsMedium

Practice

Use filtering and aggregation to summarize completed orders by customer.

JoinsData ManipulationGroup By

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Metrics6 questions · ~56 min

Increase Price DeterminationMedium

Evaluates your approach to pricing analysis and decision-making using data.

Decision Makingpricing

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Track KPIs with DashboardsMedium

Assesses how you build KPI dashboards and use them to drive better decisions.

KPIs

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Behavioral & Leadership11 questions · ~103 min

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More topics4 questions · ~37 min

Homepage Banner A/B Test DesignMedium

Design an A/B test for a homepage promotional banner, including metrics, MDE, sample size, guardrails, and a ship decision.

ExperimentationSample SizeA/B Testing

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Find the Optimal Price PointHard

Tests pricing analytics thinking, experimental design, and decision-making under competitive pressure.

Pricing Strategyuser valuecompetitive landscape

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Automate Pricing Data ExtractionMedium

Tests practical Python skills for ETL-style automation and data cleaning for analytics readiness.

Data WranglingAutomationpython

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Measure Success of Pricing ChangeHard

Tests experimentation and causal measurement for pricing decisions in a competitive e-commerce environment.

experiment designincremental liftprimary metrics

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