WebSockets & Long Polling — Roadmap Step & Resources
Techniques for real-time, bidirectional or near-real-time client updates
- Level: intermediate
- Estimated time: 1 days
- Roadmap: System Design
Before this step
Interview questions
- WebSockets vs long polling — what are the trade-offs at scale?
Study resources
- WebSockets vs Long Polling (Article) — A clear, widely-referenced comparison of real-time communication techniques.
- WebSockets in 100 Seconds (Video) — Fireship's fast explanation of how WebSockets enable real-time, bidirectional communication.
Part of
- Asynchronous Communication & Messaging — section
- System Design roadmap — the full learning path