Hey, I'm Stefan. I develop digital services and products.

Stefan Judis

Frontend nerd, organizer of the Web Performance Group Berlin, occasional teacher, curator of Perf Tooling Today, organizer of CSSclasses Berlin and Developer Evangelist at Contentful.

I also read a lot of newsletters and listen to a few podcasts, document my web dev learnings constantly and write a monthly newsletter.

Blog

Talks

  • Loading ...

    Content modelling is tricky – ways to survive

    Slides

  • Loading ...

    Frontend Web Performance – Better, Faster, Stronger

    Slides

  • Loading ...

    Structured content & JS Components – a match made in heaven

    SlidesRecording

Developer Smalltalk

  • Loading ...

    Using Cypress for end-to-end testing with Gleb Bahmutov

  • Loading ...

    Using ES modules in Node.js today using @std/esm with John-David Dalton

  • Loading ...

    Setting up Sitespeed in AWS with Peter Hedenskog