const patrick = {
role: "Senior Full-Stack Developer",
company: "Self-employed since 2015",
codingSince: 2006, // started at age 12 🚀
location: "Lower Saxony, Germany",
languages: ["Deutsch 🇩🇪", "English 🇬🇧"],
askMeAbout: [
"Full-Stack Web Development",
"Microservice Architectures",
"Cloud & DevOps",
"AI-Enhanced Development"
],
currentFocus: "Full-Stack Development @ on-geo GmbH + AI-Enhanced Workflows",
funFact: "First freelance business at 16, founded my company at 21"
};🏢 CEO & Founder @ HubTime GmbH — since 02/2024
🏢 Managing Director @ D&P IT UG — since 06/2016
🏢 Owner @ Bußmann IT — since 07/2015
Industries: Energy · Retail · Finance · Education · Public Sector · Startups
I actively leverage AI tools to boost code quality and accelerate development. For sensitive projects: privacy-compliant with local LLMs — no data leaves the company.
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Languages
Frameworks & Libraries
Cloud, DevOps & Infrastructure
Testing
Tools & IDEs
| 🏢 on-geo GmbH | Full-Stack Development — 02/2025 – 04/2026 |
| 🏢 Bilfinger SE | Modernization of the internal time-tracking software for employees — replacing the legacy application with React + TypeScript on the frontend and building / extending the test suite. Backend with Node.js, Express and TypeORM. — 06/2025 – 12/2025 |
| 🏢 KTM AG | Microservice architecture in C#/.NET, Azure Cloud, Kubernetes — 01/2022 – 12/2024 |
| 🏢 Inwerken AG | Software Development & IT Consulting — since 12/2023 |
| 🚀 HubTime GmbH | Co-founded — Automated booking system with 24/7 access & PIN generation |
| 🏢 Fielmann AG | Payment systems in C#, React, AWS — 2021 |
| 🏢 Delticom AG | First Amazon Pay Alexa Skill in Germany — 2018/2019 |
| ⭐ Malt Rating | 5/5 stars from 9 reviews, 10 completed projects |
| 🤖 AI-Enhanced | Claude, ChatGPT, Copilot & local LLMs for privacy-compliant development |
