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Medpace Interview Questions

The questions to prepare for Medpace interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
SQL & Data ManipulationStart here. 6 questions + 1 drill · ~65 min
2
Coding6 questions · ~55 min
Merge Overlapping Sorted IntervalsMedium
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Sort intervals by start time, then greedily merge overlaps into a non-overlapping result array.

intervalsSortingArray ManipulationMedpace
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3
Machine Learning3 questions · ~28 min
Supervised vs Unsupervised LearningEasy

Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.

Unsupervised LearningFeature EngineeringBias-Variance TradeoffMedpace
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4
System Design3 questions · ~28 min
Design an LLM Serving PlatformHard

Design an LLM serving system that balances latency, cost, scalability, and safety for production traffic.

Cold StartFeature StoreModel ServingMedpace
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5
Execution6 questions · ~55 min
Escalate and Contain Critical BugEasy

Describe how you handled a critical bug by assessing risk, aligning stakeholders, defining severity, and driving containment to resolution.

Success CriteriaRisk AssessmentQualityMedpace
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6
Model Evaluation3 questions · ~28 min
Choose Classification MetricsMedium

Choose the right classification metrics, and explain when precision, recall, and F1 score matter most.

F1 ScorePrecisionRecallMedpace
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7
More topics23 questions · ~213 min
Diagnose a Metric Drop After LaunchMedium

Investigate why a key KPI moved the wrong way after a product change and separate signal from noise.

Lagging IndicatorsLeading IndicatorsDiagnosisMedpace
Explain Vector Search in RAGMedium

Design a grounded document Q&A system and explain how vector search improves retrieval quality, latency, and hallucination control in RAG.

Vector SearchPrompt EngineeringRAGMedpace
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The finish line: interview-readyComplete all 50 questions plus 1 hands-on drill to finish this plan.