State-Sync

Gaming Backends: Scalable Multiplayer Architectures Online games need backends that scale from a few thousand to millions of players while keeping latency low. A good architecture separates concerns: authentication, matchmaking, game servers, and data stores all work together but scale independently. The main idea is to place players near the servers hosting their matches and to minimize round‑trip data. With clear boundaries, you can add capacity by spinning up more instances region by region, rather than trying to run everything on a single monolith. This approach also helps testing, feature rollout, and fault containment. ...