ITPUB

Nov 21, 2025 · Backend Development

How Uber Uses H3 Hexagonal Indexing to Power Real‑Time Driver Matching

This article explains how Uber solves the "nearby driver" problem by employing the open‑source H3 hexagonal spatial index, hierarchical grids, Cassandra for persistent storage, and Redis caching to deliver fast, accurate, and scalable real‑time location services.