Yelp Site Reliability Engineer Interview Questions

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

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CodingStart here. 8 questions · ~77 min

Reverse each complete batch of k reservation statuses in place while preserving any incomplete final batch.

First Non-Repeating CharacterEasy

Practice

Find the first non-repeating character in a string using frequency counting and a second pass in O(n) time.

Hash TablesStringsSearching

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Merge Two JSON ObjectsMedium

Evaluates ability to implement data transformation logic correctly.

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Security & Infrastructure4 questions · ~38 min

Assesses foundational infrastructure knowledge used for diagnosing issues on Yelp systems.

Find and Fix Memory LeaksHard

Evaluates production debugging approach for diagnosing and mitigating memory leaks.

memory leakDebuggingproduction

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Analyze High-Traffic Linux BottlenecksMedium

Assesses ability to pinpoint performance issues affecting availability and latency.

performancelinuxbottlenecks

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Behavioral & Leadership11 questions · ~105 min

Disagreeing With a Lead on ReliabilityMedium

Tests conflict resolution and influence without authority in a high-stakes infrastructure disagreement with a manager or lead.

Conflict ResolutionStakeholder ManagementCommunication

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