London 2027
Kensington Town Hall, London
21-23 April 2027
AI-Powered. JavaScript-Driven..
Join senior frontend & Node.js developers in Athens for practical lessons on performance, scaling, and modern JS architecture.
Learn from 35+ expert speakers from companies like IBM, Microsoft, Google Developer Experts
Get actionable insights on performance, scaling, and modern JS architecture through
6+workshops and talks
Network with senior frontend & Node.js developers
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
Sponsors
CityJS would like to thank our sponsors for their kind contributions
Community Partners
If you are interested in joining our sponsors, email us at cityjsconf@gmail.com