Top 50
Company roadmap
Updated weekly · Last refresh Aug 30

Front Interview Questions

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

50questions
~7htotal time
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1
CodingStart here. 5 questions · ~45 min
2
SQL & Data Manipulation5 questions + 2 drills · ~65 min
3
Pipelines4 questions · ~36 min
Data Quality in ETL PipelinesEasy

Approach for maintaining data quality and integrity across ETL pipelines.

IdempotencyData ModelingQualityFront
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4
Execution5 questions · ~45 min
Roadmap With Competing PrioritiesHard

Build and execute an engineering roadmap when product, reliability, and platform priorities compete for the same team capacity.

RoadmappingScope ManagementPrioritizationFront
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5
Metrics5 questions · ~45 min
Design an Operations KPI HierarchyMedium

Build a KPI hierarchy that links frontline operational signals to business outcomes and supports better decisions.

operational metricsperformance measurementkpi hierarchyFront
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6
System Design5 questions · ~45 min
Design an LLM Serving PlatformHard

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

Cold StartFeature StoreModel ServingFront
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7
More topics21 questions · ~188 min
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 EngineeringRAGFront
Simplify Expert Workflow InterfaceMedium

Approach for simplifying a complex expert interface while preserving advanced workflows and depth.

User NeedsValue PropositionPain PointsFront
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The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.