> Markdown version of [/@carl-assmann](https://www.wearedevelopers.com/@carl-assmann). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Carl Assmann Product engineer at the German Airforce focused on PWAs and local-first architecture. ## About Carl Assmann is a product engineer for the German Airforce. He focuses on progressive web apps and local-first development, building tools that work reliably regardless of network connectivity. He also organizes the Munich TypeScript Meetup. He digs into the core mechanics of frontend frameworks. His talks explore the two trees of React, guiding developers on how composition impacts performance and debunking common state management myths. Out of the office, Carl spends his time playing badminton, cooking pasta, and being a dad. ## Past Sessions ### World Congress 2026 Europe · July 8, 2026 Berlin, Germany - [The two trees of React](https://www.wearedevelopers.com/videos/100180-the-two-trees-of-react) · 30 min · 🎥 Watch recording ## Videos - [The two trees of React](https://www.wearedevelopers.com/videos/100180-the-two-trees-of-react) · Carl Assmann ## Links - [X](https://x.com/ccssmnn) - [LinkedIn](https://www.linkedin.com/in/ccssmnn/)