Welcome to my GitHub profile — I'm Dion, a full-stack software engineer from Germany 🇩🇪 with over a decade of experience building scalable, high-performance web and mobile applications.
- 🎓 Started programming at 13, developed my first iOS app by 14
- 🚀 Co-founded my first startup (fintech) at 23, including developing a large B2C financial platform and other financial products (difyol.io, RoboRente)
- 🧠 Studied Applied Computer Science at Universität Duisburg-Essen (80% completed)
- 💻 Self-employed since 2017, mostly freelancing for agencies and building web & mobile apps for major brands
- 🌍 Lead developer for a global B2B customer portal since 2018
- 🌇 Currently building framr, a photography booking platform in the U.S. – don't forget to sign up for the waitlist!
- 💻 Built small utility apps for macOS with more than 180k downloads (with TinyStopwatch being in the top 25 of utility apps several times)
Languages:
PHP TypeScript JavaScript Go Swift SwiftUI HTML CSS SQL React
Frameworks & Tools:
Vue.js Vite Slim (PHP) GORM Gin (Go) CodeIgniter Node.js Tailwind Bootstrap
mySQL/mariaDB SurrealDB SwiftData Stripe AWS Vercel Resend React Native
Xcode Sketch Figma Git Docker CI/CD
- Clean, maintainable code and strong UI/UX principles
- Product thinking and entrepreneurial mindset
- Fast iteration, shipping MVPs and lean management
- Using modern tech stacks for long-term maintainability and performance
- Building framr.app – a marketplace for local photo shoots
- Exploring opportunities in NYC tech/startup ecosystems
- Open to impactful collaborations and exciting teams
- Website: dion.software
- LinkedIn: linkedin.com/in/dioncodes
- Email: hi@dion.software
Thanks for stopping by! 👋