Jonas Zielke - Full-Stack Developer & Cybersecurity Enthusiast
Hello, I'm Jonas — a developer from Hennef near Bonn, Germany, passionate about building elegant solutions
across web, mobile, and game development.
With 6+ years of experience, I specialize in:
- Web Development (React, Next.js, Node.js, TypeScript)
- Game Development (Java, Kotlin, Minecraft Server Development)
- Cybersecurity (Penetration Testing, SIEM, Threat Detection)
- DevOps & Infrastructure (Docker, Kubernetes, Traefik)
Projects
- Codex Notes - AI-powered note-taking application
with MCP integration
- JoniProxy - Browser isolation platform with WebRTC streaming
- Scrayos UG - Game and web development for Minecraft platform
Contact
Email: contact@jonas-zielke.de
GitHub: github.com/Jonas-Zielke
LinkedIn: Jonas Zielke