Top 24
Prep plan
Updated weekly · Last refresh Oct 17

We Are Meta Data Engineer Interview Questions

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

24questions
~3htotal time
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1
PipelinesStart here. 8 questions · ~70 min
Structured vs Unstructured DataEasy

Explain how structured and unstructured data differ, and why that matters for pipeline design and downstream processing.

ETLData ModelingQualityWe Are Meta
Data Governance in PipelinesMedium

Describe a practical approach to data governance across shared data pipelines, including quality, ownership, lineage, and controlled data access.

InfrastructureQualityWe Are Meta
Data Integration Tools ExperienceEasy

Discuss the data integration tools you have used and how they fit into ETL, orchestration, and data quality workflows.

InfrastructureToolsETLWe Are Meta
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2
SQL & Data Manipulation4 questions + 3 drills · ~65 min
Handling Missing DataMedium

Tests data cleaning and imputation approaches for reliable analytics.

Data WranglingCase WhenAggregationsWe Are Meta
Analyzing User EngagementMedium

Tests ability to turn engagement metrics into actionable product insights.

Window FunctionsData WranglingAggregationsWe Are Meta
Query Performance OptimizationMedium

Tests knowledge of query tuning techniques and performance tradeoffs.

SQL & Data ManipulationJoinsAggregationsWe Are Meta
7-Day Rolling Active UsersMedium
Practice
Practice drill

Compute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.

Window FunctionsDate FunctionsRunning TotalsMetaSpotifyMeta IT
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
Contact Center Agent Performance MetricsHard
Practice
Practice drill

Compute daily agent call KPIs and SLA using joins, aggregations, and window ranking in a contact center model.

ETLAggregationsData ModelingADP
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3
Behavioral & Leadership10 questions · ~87 min
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4
More topics2 questions · ~17 min
Merging Sorted ArraysMedium
Practice

Merge k sorted Nielsen event streams into one sorted array using a min-heap.

SortingWe Are Meta
Normalizing User InputEasy

Tests ability to implement robust data transformations and handle messy inputs.

Hash TablesArraysStringsWe Are Meta

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