CityJS London 2027
Various Locations, & Kensington Town Hall, London
TBC 2027AI-Powered. JavaScript-Driven..
This year we celebrate the 30 years of JavaScript with a Three days of Workshops, Meet-up's , followed by a 1 day Javascript Conference.
Get free-event priority
Price change in
Get the last remaining tickets before we sell out.- Limited seats
- Join 300+ developers
- Top-tier speakers
About the event
Tickets
Our prices are community prices. Get your ticket whilst our prices are low.
What you will learn:
How teams scale JavaScript apps to millions of users- Modern frontend performance techniques (real metrics, not theory)
- Using AI tools in real production workflows
- Debugging complex systems in Node.js
- Architecture patterns that work in 2026
It is for Senior JavaScript engineers, Frontend & Node.js developers, Engineers working on production systems, Devs who want practical, not beginner content
Check now our latest offers
Sponsors
CityJS would like to thank our sponsors for their kind contributions
Diamond Sponsors
Gold Sponsors
Bronze Sponsors
Diversity Partners
Media Partners
Community Partners
If you are interested in joining our sponsors, email us at cityjsconf@gmail.com