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Updated weekly · Last refresh Oct 17

WeWork Data Engineer Interview Questions

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

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1
SQL & Data ManipulationStart here. 4 questions + 1 drill · ~51 min
Rolling Average Sign-Ups QueryMedium
Practice

Use a date spine and window function to calculate 30-day rolling member sign-up averages by WeWork location.

Window FunctionssqlAggregationsWeWork
Denormalizing for Query PerformanceMedium

Tests tradeoffs between normalization and denormalization for faster analytics queries.

performanceData ModelingWeWork
Join Types and Use CasesMedium

Tests understanding of SQL joins and selecting the right join type for business logic.

data relationshipsJoinssqlWeWork
Optimize a Slow SQL QueryHard
Practice

Rewrite a slow PostgreSQL loan payment query to reduce scanned rows while preserving the required aggregated results.

database optimizationJoinsData WranglingWeWork
Handling Missing DataMedium
Practice
Practice drill

Standardize missing observation fields with fallback values, missingness flags, and ordered output.

Window Functionsmissing valuesdata cleaningEversource EnergyCincinnati Children's HospitalAdtalem Global Education
2
Behavioral & Leadership4 questions · ~41 min
Data vs Stakeholder IntuitionMedium

Tests conflict resolution and influence when a candidate must defend data-driven recommendations against stakeholder intuition.

Influence Without AuthorityConflict ResolutionStakeholder ManagementWeWork
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3
More topics3 questions · ~31 min
Data Modeling for PipelinesMedium

Assesses how you design schemas and models to support reliable, scalable pipeline workloads.

Data ModelingWeWork
Data Visualization CodingMedium

Evaluates your ability to transform data into clear visuals and validate the result.

data visualizationWeWork
Handling Duplicate Records in ETLMedium

Assesses strategies for data quality, deduplication logic, and reliable ETL behavior at scale.

data cleaningETLWeWork

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The finish line: interview-readyComplete all 11 questions plus 1 hands-on drill to finish this plan.