Netflix Site Reliability Engineer Interview Questions

The questions to prepare for a Netflix Site Reliability Engineer interview. Questions from real interview reports rank first. Updated daily.

16questions

~2htotal time

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System DesignStart here. 3 questions · ~27 min

Design for Global Traffic SpikesMedium

Tests system design for high availability under sudden global load increases.

cloud infrastructurehigh availability

Netflix

Debugging High LatencyMedium

Assesses structured troubleshooting and performance diagnosis for production systems.

latencyDebugging

Netflix

Key Metrics for MicroservicesMedium

Tests ability to define actionable observability signals for large-scale services.

monitoringMetricsmicroservices

Netflix

Execution5 questions · ~45 min

Automating Manual Ops TasksMedium

Evaluates operational excellence through automation, tooling, and reduced toil.

efficiencyAutomation

Netflix

Speed vs Stability BalanceMedium

Evaluates how you manage release velocity while protecting reliability and customer experience.

Decision MakingTrade-offs

Netflix

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Behavioral & Leadership5 questions · ~45 min

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More topics3 questions · ~27 min

Process Unix command lines and return the final character from each line while handling line endings and blanks.

Evaluates your ability to describe core systems concepts and apply them to engineering trade-offs.

Network Layer Abstraction (L4 vs L7)Medium

Assesses your understanding of network layers and how they impact routing, observability, and reliability.

Networkingabstraction

Netflix

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