Nicolas Breitwieser is a founder and senior frontend expert with 11 years of hands-on experience building and scaling web applications from startups to large enterprises. Based in Kreuzlingen, Switzerland, he led technical migrations at Die Mobiliar—driving a 100k+ LOC migration from AngularJS to Angular, introducing component testing early, and architecting dependency propagation that enabled a company-wide expansion to 100+ SPAs. He combines deep frontend craft (including memory-leak detection and component libraries) with team leadership and coaching across 10+ teams, while continuing to build products through his company Code Juggler GmbH. With a diploma in physics from KIT and a habit of practicing spaced repetition, he pairs analytical rigor with a continual-learning mindset that keeps his technical decisions pragmatic and forward-looking.
11 years of coding experience
9 years of employment as a software developer
Diploma, Physics, Diploma, Physics at Karlsruhe Institute of Technology (KIT)
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Nicolas Breitwieser - Founder at Code Juggler GmbH