Backend & software
Python, Django, .NET Core, C#, C++, Rust, API design, microservices
Ernst Schrempf
Founder · Full-Stack Developer · IT Strategist
I am the founder and driving force behind Red Onion Studios. With technical depth and strategic thinking, I build digital solutions that last.
“IT is not a department. It is a tool, a passion and a solution.”
My focus today
I support companies strategically and technically – from the first idea to scalable production systems.
What defines my work
- Deep technical understanding and system thinking
- Many years of experience as IT manager in an industrial enterprise
- Clear architecture and sustainable implementation
- Honest communication and practical solutions
Experience & responsibility
- Global logistics and process systems
- Development of web, desktop and backend systems
- Enterprise infrastructure and API design
- Technical leadership and budget responsibility
Technology & stack
A broad skill set focused on stable, scalable and maintainable systems.
Frontend & web
HTML, SCSS, JavaScript, WordPress, Elementor, performance optimization
Mobile development
Flutter, Swift, Kotlin, .NET MAUI
DevOps & infrastructure
Docker, Podman, CI/CD, Jenkins, server architecture, Linux
Data & integration
Data integration, automation, reporting, system interfaces
Security & compliance
IT security, GDPR, access control, secure system architecture