Pinterest Software Engineer Interview Questions
The questions to prepare for a Pinterest Software Engineer interview. Questions from real interview reports rank first. Updated daily.
Find the longest substring without repeated characters using a sliding window and hash map.
PinterestValidate nested JSON values against a recursive schema with type, required, properties, items, and constraint checks.
PinterestPrepare a reusable software usage extract showing active tools, usage counts, distinct engineers, and latest usage dates.
PinterestSummarize January pin activity and saves per creator while retaining creators whose qualifying pins received no saves.
PinterestRank Pinners by promoted Pin engagement and return the top 10% using aggregation and window functions.
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Design Pinterest's notification system for scalable delivery, low latency, high availability, and personalized notification prioritization.
PinterestDesign an S3-like object storage system that uses ML to predict access patterns and optimize placement, tiering, and retrieval.
PinterestEvaluates pipeline design for ML signal extraction with both batch and real-time requirements.
PinterestAssesses depth of technical understanding and ability to explain tradeoffs clearly.
PinterestTests system design for indexing, storage, and low-latency query performance at Pinterest scale.
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