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Doctolib Interview Questions

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

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1
MetricsStart here. 6 questions · ~48 min
2
Execution6 questions · ~48 min
3
System Design7 questions · ~56 min
Monolith vs Microservices Trade-offsHard

Compare monolithic and microservices architectures, including deployment, scaling, reliability, data ownership, and migration trade-offs.

latencyTrade-offsdistributed systemsDDoctolib
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4
Generative AI & LLMs4 questions · ~32 min
Designing a RAG PipelineHard

Design and evaluate a secure, grounded RAG pipeline for a Delta Air Lines AI application.

Hallucinationpipeline designPrompt InjectionDDoctolib
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5
Finance & Accounting4 questions · ~32 min
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6
Technical Fundamentals6 questions · ~48 min
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7
More topics17 questions · ~136 min
LLM Production Evaluation MetricsHard

Select and justify the evaluation metrics needed to move an LLM from prototype testing to reliable production monitoring.

evaluation metricsMetricsModel MetricsDDoctolib
Embeddings for Medical Text SearchMedium

Explain embeddings and how to apply vector search to semantic retrieval over medical text.

Language ModelsWord EmbeddingsTokenizationDDoctolib
Security and Data ProtectionHard

Explain a practical AppSec approach covering vulnerability management, access control, encryption, monitoring, and incident response.

security vulnerabilitiesapplication securitypatchingDDoctolib
Monolith vs Microservices ChallengeHard

Evaluate when a modular monolith or microservices approach best supports Doctolib's maintainability, team autonomy, and architectural evolution.

Architecture Migrationmaintainabilitysystem architectureDDoctolib
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