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

Stefan speaking

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.

Talks

Developer Smalltalk

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