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Updated weekly · Last refresh Nov 6

An applied AI Data Engineer Interview Questions

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

5questions
~1htotal time
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1
SQL & Data ManipulationStart here. 2 questions + 3 drills · ~46 min
Window Functions Use CasesMedium
Recently asked

Evaluates your ability to apply advanced SQL for analytics and transformations.

Window FunctionsAn applied AI
Primary vs Foreign KeysEasy
Recently asked

Assesses your understanding of relational modeling and key constraints for reliable data design.

An applied AI
Regression Testing and ReportsMedium
Practice
Recently asked
Practice drill

Compare the two latest regression runs and identify tests that changed from passing to failing.

JoinsTestingAn applied AIMastercard
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
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
Pipelines2 questions · ~16 min
Optimize Data PipelinesMedium
Recently asked

Assesses your practical experience improving pipeline efficiency and operational outcomes.

An applied AI
SP and ETL ConceptsMedium
Recently asked

Tests your foundational knowledge of database and data engineering patterns.

stored proceduresETLAn applied AI

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3
Behavioral & Leadership1 question · ~8 min
Teamwork and Time ManagementMedium
Recently asked

Evaluates communication, collaboration, and prioritization in day-to-day execution.

time managementteamworkAn applied AI
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