How can we profile and optimize our JavaScript code? How can we profile and optimize rendering in the browser? How does it all relate to the all-mighty Event Loop?

This year I participated in ConfrontJS 2022. ConfrontJS is a conference for everything JavaScript based Warsaw. It is run by an amazing team who I am happy to call my friends and participating in the conference has become a tradition.

My talk this year was about JavaScript performance. Now that it is live on YouTube, you can watch it yourself. Learn about JavaScript performance optimization techniques that helped me build my career in this talk:

You can read more about it in various performance related posts in my blog.