Dataford
Top 9
Prep plan
Updated weekly · Last refresh Sep 22
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Coursera Data Engineer Interview Questions

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

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1
PipelinesStart here. 5 questions · ~47 min
Choosing Row vs Column FormatsMedium

How to choose between row-oriented and column-oriented formats across different stages of a data pipeline.

performanceCloudData ModelingCCoursera
Design High-Throughput Event PipelineHard

Design a real-time event pipeline that can handle millions of events per second with sub-second latency.

data pipelineevent processinglatencyCCoursera
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityCCoursera
Debug a Data Pipeline FailureHard

Tests debugging discipline, root-cause analysis, and recovery planning in data pipelines.

data pipelinechallengesDebuggingCCoursera
ELP and Data Pipeline FocusMedium

Evaluates pipeline design, reliability, and lifecycle ownership in a Coursera data environment.

data pipelineETLELTCCoursera
2
Behavioral & Leadership3 questions · ~28 min
Handling Architectural Disagreement Cross-FunctionallyMedium

Tests conflict resolution and influence without authority when a cross-functional stakeholder challenges an architectural decision.

Influence Without AuthorityConflict ResolutionCommunicationCCoursera
Explaining Technical Trade-offs ClearlyMedium

Tests whether you can translate complex engineering trade-offs into clear business decisions for non-technical stakeholders.

technical communicationTrade-offsStakeholder ManagementCCoursera
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3
More topics1 question · ~9 min
Running Total With Window FunctionsEasy
Practice

Calculate each user's running order total over time using a window function.

Window FunctionsDate FunctionsRunning TotalsCCoursera

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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
Running Total and User RankingMedium
Practice
Practice drill

Calculate user revenue running totals and daily rankings using PostgreSQL window functions.

Window FunctionsDate FunctionsData ManipulationCCourseraCertiK
Write a SQL QueryMedium
Practice
Practice drill

Summarize annual user engagement with a left join, aggregation, and NULL-safe duration handling.

null handlingJoinssql queryNBCUniversalCCourseraMeta Platforms
The finish line: interview-readyComplete all 9 questions plus 2 hands-on drills to finish this plan.