Top 13
Prep plan
Updated weekly · Last refresh Oct 17

Criteo Solutions Architect Interview Questions

The questions to prepare for a Criteo Solutions Architect interview. Questions from real interview reports rank first. Updated daily.

13questions
~2htotal time
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1
PipelinesStart here. 3 questions · ~24 min
Design Real-Time Ad Event PipelineHard

Design a low-latency ad event pipeline processing up to 900K events/sec with accurate click and impression aggregates for reporting and billing.

InfrastructureStream ProcessingIdempotencyCriteo
Fault Tolerance in Data PipelinesHard

Approach for building fault tolerance into a distributed data pipeline, including retries, idempotency, and recovery controls.

InfrastructureIdempotencyQualityCriteo
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2
SQL & Data Manipulation3 questions + 3 drills · ~54 min
3
Coding4 questions · ~32 min
Optimize Search for Large DatasetsHard

Tests your algorithmic thinking and performance optimization for large-scale search workloads.

Hash TablesSearchingGreedyCriteo
Sort Client Data FunctionEasy

Tests your ability to implement correct data transformations and sorting logic.

ArraysStringsSortingCriteo
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4
More topics3 questions · ~24 min
Gather Requirements and ProposeMedium

Tests your product sense and structured problem framing to produce a viable solution.

User NeedsValue PropositionUse CasesCriteo
Optimize Client Ad SpendHard

Tests your strategy for improving efficiency and performance while balancing business constraints.

EstimationCompetitive AnalysisGrowth StrategyCriteo
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The finish line: interview-readyComplete all 13 questions plus 3 hands-on drills to finish this plan.