CityJS London 2026
Various Locations, & Kensington Town Hall, London
15-17 April 2026Deep JavaScript & AI talks from engineers building real systems in a 3 days event
Join senior frontend & Node.js developers in London for practical lessons on performance, scaling, and modern JS architecture.
- Learn from 35+ expert speakers from companies like Google, Meta, Vercel, and Shopify
- Get actionable insights on performance, scaling, and modern JS architecture through 6+ workshops and talks
- Network with senior frontend & Node.js developers
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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
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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
About the event
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.
Dont miss out!! Find out all the AI and JS trends!