Freelancer profile translated to English.

Description

Experienced Fullstack Developer with over 10 years of experience in software development

I develop solutions where others only see problems. From high-performance C++ applications and embedded systems to modern web and app solutions with React, Node.js, TypeScript, and Python.

In over a decade, I have realized demanding projects for, for example, the automotive industry, B2B platforms, or IBM health platforms. Whether drivers, high-performance tools, or complex IT security projects: I combine deep technical know-how with a clear focus on efficiency, quality, and innovation.

Core Competencies:

Performance-critical applications in C++
Responsive web applications
RESTful APIs and scalable architectures
Database design (MySQL, MongoDB, DynamoDB)
Cloud services (AWS, Firebase)
Payment integration (Stripe)
Real-time chat and data visualization

Working Method:

Experience with agile methods, CI/CD, and comprehensive testing automation. From MVP to enterprise solution, I develop tailor-made software that achieves your business goals.

Industry field of expertise

Languages

German
Native or bilingual
English
Conversational

Workplace preferences

Can work on-site

Biberach an der Riß (up to 50km)

IBM
Senior C++ Developer
SOFTWARE PUBLISHING
July 2025 - Today (11 months)
Development and optimization of the backend for the electronic patient record (ePA) at IBM Germany using modern, high-performance C++ standards (C++17/20). Focus on high performance, scalability, and clean, maintainable code in a complex, security-critical system environment.
C++ REST C++20 DevOps CMake
DuoByte
Founder and Developer
SOFTWARE PUBLISHING
June 2024 - Today (2 years)
Morsbach, Germany
DuoByte is a Germany-based software engineering studio that develops tailor-made web, cloud, and mobile solutions that drive businesses forward.

We deliver complete end-to-end products or support as Senior Engineers directly within the team. We work with a modern tech stack – React/Next.js/TypeScript, Node.js, Python, C++, and AWS – and place particular emphasis on reliability and clean architecture.

Our portfolio includes projects in regulated healthcare, dealer portals in the automotive sector, fintech trading frontends, and environmental platforms – always with sophisticated UX and scalable code.

Founded in 2024, we rely on German engineering standards and GDPR-compliant processes to ensure measurable results and clear communication.
C++ Qt LLMs Python Internet Protocol Suite (TCP/IP)
opsira GmbH
C++ Developer
SOFTWARE PUBLISHING
May 2021 - August 2023 (2 years and 3 months)
Reprogramming software for luminance measurement camera
Development of a software solution for luminance measurement using C++,
Qt, OpenCV, and ITK. Programming of the communication interfaces between
software and camera as well as for controlling the filter wheel via a microcontroller.
Implementation of calibration and measurement algorithms as well as a
remote interface and perspective transformation for precise image processing.

Goniophotometer robogonio
Development of a control program for the goniophotometer robogonio using
C++, Qt, and Kuka robots. Integration of the luminance camera and the
robot for automated generation of measurement images from preset
positions. Implementation of an image stitching algorithm based on
Kuka coordinates (Euler angles) for creating comprehensive 3D representations of the
measured object.

C++ OpenCV Qt ITK REST