Exploring CHAOS: Building a Backend for Server-Driven UI

Exploring CHAOS: Building a Backend for Server-Driven UI

• CHAOS is Yelp’s server‑driven UI framework delivering dynamic content via GraphQL. • Clients query the CHAOS API, which forwards to a federated GraphQL subgraph. • Apollo Federat

Engineering Blogs · July 8, 2025 (updated February 24, 2026) · 1 min · 174 words