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Updated weekly · Last refresh Aug 30

Pinterest Software Engineer Interview Questions

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

50questions
~7htotal time
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1
CodingStart here. 17 questions · ~142 min
Alien Dictionary OrderingMedium
Recently asked

Tests your ability to model and solve ordering constraints using graph concepts.

topological sortdfsGraphsPinterest
Optimal Path Dynamic ProgrammingHard
Recently asked

Tests your ability to formulate and implement dynamic programming for constrained optimization.

Dynamic ProgrammingAlgorithmsPinterest
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2
Pipelines4 questions · ~33 min
Distributed Rate LimitingHard
Recently asked

Tests your ability to design resilient distributed controls for API traffic protection.

InfrastructureAutomationQualityPinterest
Advertiser Engagement Metrics PipelineMedium
Recently asked

Tests your ability to design reliable data pipelines and aggregations for analytics use cases.

Data QualityETLBatch ProcessingPinterest
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3
Execution6 questions · ~50 min
Real-Time Notifications BackendMedium
Recently asked

Tests your ability to design data models and backend services for real-time delivery.

Launch PlanningTrade-offsRoadmappingPinterest
Tell Me About Your BackgroundEasy
Recently asked

Tests your relevant experience and how you position yourself for the Data Analyst role.

Risk AssessmentScope ManagementPinterest
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4
System Design16 questions · ~134 min
Real-Time Personalized FeedHard
Recently asked

Tests system design skills for low-latency personalization at Pinterest scale.

ML RankingFeature StoreRecommendation SystemsPinterest
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5
SQL & Data Manipulation3 questions + 3 drills · ~55 min
SQL Data Organization for ExtractionMedium

Evaluates practical data organization thinking and tooling familiarity for data extraction needs.

Pinterest
Top Saved Pin Categories QueryMedium
Practice
Practice drill

Use joins, date filtering, aggregation, and ROW_NUMBER to find the three most-saved Pin categories for new Pinterest users.

Date FunctionsGroup ByAggregationsPinterest
SQL Rolling Average and RankingHard
Practice
Recently asked
Practice drill

Use CTEs and window functions to calculate 7-day transaction averages and rank Loft users within each region.

Window FunctionsRankingRunning TotalsLoftArcadisCgi Nederland
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
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6
Behavioral & Leadership4 questions · ~33 min
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The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.