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Top 17
Prep plan
Updated weekly · Last refresh Aug 30

Cruise Data Engineer Interview Questions

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

17questions
~3htotal time
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1
CodingStart here. 3 questions · ~27 min
Check Binary Tree BalanceEasy
Practice

Use postorder recursion to determine whether a binary tree is height-balanced in O(n) time.

RecursionSearchingTreesCruise
Merging Two Sorted ArraysEasy

Tests your ability to implement a correct and efficient array merge algorithm.

SortingArray ManipulationCruise
LeetCode-Style Coding PracticeEasy

Assesses your problem-solving process and coding execution under constraints.

leetcodeProgrammingCruise
2
Pipelines8 questions · ~72 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityCruise
Data Integration Tools ExperienceEasy

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

InfrastructureToolsETLCruise
Batch vs Streaming Data ProcessingEasy

Compare batch and streaming data processing, including when each fits best in a pipeline.

Stream ProcessingETLBatch ProcessingCruise
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3
Behavioral & Leadership5 questions · ~45 min
Resolving a High-Stakes Technical ChallengeEasy

Tests ownership in solving a technical challenge under ambiguity, including prioritization, communication, and measurable execution.

CommunicationOwnershipDealing With AmbiguityCruise
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4
More topics1 question · ~9 min
Optimize a Slow SQL QueryMedium

Tests your performance troubleshooting skills for dv01-scale reporting queries.

JoinsData WranglingCTEsCruise
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
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
Handle Missing Financial Input ValuesMedium
Practice
Practice drill

Use joins, CTEs, and CASE logic to flag and fill missing financial fields for Qlik planning records.

Data WranglingETLQualityQlik
The finish line: interview-readyComplete all 17 questions plus 3 hands-on drills to finish this plan.