Social & Feed

Design Pinterest (Image rendering and board organization)

A visual discovery platform organizing user-curated image collections ("boards") with masonry-layout feed rendering and image similarity search.

Core Architectural Components

Normalizes and generates responsive image variants on upload.

Serves the right image size for each layout context.

Maps pins into user-curated collections.

Computes the variable-height grid layout server- or client-side.

Image embeddings plus an approximate-nearest-neighbor index for "more like this."

Personalizes the discovery feed from board follows and pin interactions.

Tracks how content propagates across boards and users.