Pinterest's Image Processing Pipeline

GENERALArchitecture
Pinterest's Image Processing Pipeline — GENERAL architecture diagram

About This Architecture

How Pinterest processes billions of images for visual search and recommendations. Shows upload to S3, Kafka processing queue, thumbnail generation, ML feature extraction with CNN, visual search index on Milvus for approximate nearest neighbor, recommendation engine combining visual and engagement signals, and CDN delivery with WebP/AVIF optimization.

Architecture prompt

How Pinterest processes billions of images for visual search and recommendations. Shows upload to S3, Kafka processing queue, thumbnail generation, ML feature extraction with CNN, visual search index on Milvus for approximate nearest neighbor, recommendation engine combining visual and engagement signals, and CDN delivery with WebP/AVIF optimization.

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About This Architecture

How Pinterest processes billions of images for visual search and recommendations. Shows upload to S3, Kafka processing queue, thumbnail generation, ML feature extraction with CNN, visual search index on Milvus for approximate nearest neighbor, recommendation engine combining visual and engagement signals, and CDN delivery with WebP/AVIF optimization.

Pinterest's Image Processing Pipeline

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Created by

February 9, 2026

Updated

May 18, 2026 at 12:26 PM

Type

architecture

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