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Dataford
Top 26
Prep plan
Updated weekly · Last refresh Oct 17

Factored Analytics Engineer Interview Questions

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

26questions
~5htotal time
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1
SQL & Data ManipulationStart here. 15 questions · ~175 min
7-Day Rolling Active UsersMedium
Practice

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

Window FunctionsDate FunctionsRunning TotalsFactored
Star vs Snowflake for Meta AnalyticsEasy

Explain star and snowflake schemas, their tradeoffs, and when to use each in Meta-scale analytics systems.

Factored
Deduplicate Fact Table IngestionMedium
Practice

Return only the newest unseen fact row for each natural key during ingestion.

Data Qualityfact tablesdata cleaningFactored
Optimize Slow SQL in Distributed SystemsHard
Practice

Rewrite a slow distributed event query using predicate pushdown, pre-aggregation, joins, and deterministic ranking.

Performance Tuningdatabase optimizationlarge datasetsFactored
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2
Pipelines3 questions · ~35 min
Data Quality and Schema EvolutionMedium

Approach for handling schema changes and data quality checks in a high-volume data lake pipeline.

schema evolutionData ModelingQualityFactored
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityFactored
OLAP vs OLTP and SCDHard

Explain OLAP versus OLTP, design an SCD strategy, and identify the main components of a dbt project.

data managementdata warehouseELTFactored

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3
Behavioral & Leadership8 questions · ~94 min
Resolving Pipeline Design DisagreementEasy

Tests conflict resolution and influence in a data engineering context, especially around pipeline trade-offs, ownership, and decision quality.

data pipelinestechnical experienceconcurrencyFactored
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The finish line: interview-readyComplete all 26 questions to finish this plan.