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Updated weekly · Last refresh Oct 17

Pinterest DevOps Engineer Interview Questions

The questions to prepare for a Pinterest DevOps Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
CodingStart here. 9 questions · ~108 min
Compute K-th PercentileHard
Practice

Find a server latency percentile using nearest-rank selection and quickselect without fully sorting the measurements.

ArraysstatisticsPinterest
Detect Cycles in Service GraphMedium
Practice

Use DFS coloring to determine whether Pinterest service dependencies contain a directed cycle.

cycle detectionGraphsPinterest
Parse Logs for Error PatternsMedium
Practice

Parse Pinterest infrastructure logs, count matching error patterns, and rank affected services using dictionaries and sorting.

log parsingfunctionsPinterest
Top IPs from Server LogsEasy
Practice

Count IP frequencies from log lines with a hash map and return the top 10 using sorting by count and lexicographic tie-break.

bashfrequency countpythonPinterest
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2
System Design6 questions · ~72 min
Globally Distributed Caching LayerHard

Tests system design skills for caching at Pinterest scale with global consistency and performance.

distributed systemscachingarchitecturePinterest
Architect for Massive Traffic BurstsHard

Tests system design for autoscaling, load management, and reliability during Pinterest traffic spikes.

scalabilityarchitecturePinterest
Automated Microservice FailoverHard

Tests ability to design resilient failover mechanisms for mission-critical Pinterest services.

resiliencemicroservicesPinterest
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3
Behavioral & Leadership4 questions · ~48 min
Driving Tool Adoption Across TeamsEasy

Tests ownership and influence in driving adoption of marketing analytics tools across stakeholders with different preferences.

Stakeholder ManagementCommunicationOwnershipPinterest
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