Architecture
WebSocket Architecture Patterns for Scalable Real-Time Apps
Design scalable WebSocket architectures: connection management, room-based pub/sub, heartbeats, reconnection and horizontal scaling to thousands.
·4 min read
Tags
Real-time
11 articles
Backend
Real-Time Data Pipelines with Apache Kafka and TypeScript
Build real-time data pipelines with Apache Kafka and TypeScript: partitioning strategies, consumer groups, exactly-once semantics and dead letter queues.
·3 min read
Tutorials
A Real-Time Notification System with WebSockets and Redis
A step-by-step tutorial for a scalable real-time notification system: WebSockets, Redis pub/sub for multi-server broadcast and persistent read tracking.
·5 min read
Backend
GraphQL Subscriptions with Apollo Server and Client
A practical guide to GraphQL subscriptions for real-time features: WebSocket setup in Apollo Server, subscription resolvers, client integration and scaling.
·5 min read
Tutorials
A Real-Time Dashboard with Server-Sent Events and React
A step-by-step tutorial for a live-updating dashboard with Server-Sent Events: the SSE protocol, a Node.js server and a React client with reconnection.
·6 min read
Tutorials
Building a Real-Time Notification System from Scratch
Build a production-ready real-time notification system with Server-Sent Events and WebSockets: delivery guarantees, reconnection, persistence, read state.
·4 min read
Tutorials
Building a Real-Time Collaborative Editor with CRDTs
Step-by-step implementation of a collaborative text editor with CRDTs: the Yjs library, WebSocket synchronization, the awareness protocol and offline-first.
·5 min read
Backend
Scaling WebSocket Connections Across Servers
How to scale WebSocket connections past a single server: sticky sessions, pub/sub fan-out with Redis, connection state and graceful reconnection at scale.
·5 min read
Tutorials
Building a Real-Time Dashboard with WebSockets
A step-by-step tutorial for a live-updating dashboard with WebSockets: server setup, connection management, data streaming, reconnection and scaling.
·4 min read
Backend
GraphQL Subscriptions for Real-Time Features
A hands-on guide to GraphQL subscriptions for real-time updates: WebSocket transport, subscription resolvers, filtering and scaling considerations.
·4 min read
Backend
WebSocket Fundamentals for Backend Developers
When HTTP polling isn't enough — a practical guide to WebSocket connections, message patterns, and production concerns like reconnection and scaling.
·3 min read