About Me
I’m a full‑stack developer with a background in data science. I enjoy building working software and using data and AI to solve problems that make everyday life a bit easier.
hi@jonasjansen.com Aachen, Germany
Experience
Software Developer Data Science
2024 – PresentCIMSOURCE GmbH
- Extending a platform for digital tooling data, including exports into different CAM systems.
- Building a real-time price crawler for tooling data to fetch prices from more than 200 shops.
- Developing AI systems that analyse tooling data (text, image, 3D), apply rule sets, and convert it into standard‑compliant formats, exposed via a chatbot interface.
Full-Stack Developer
2021 – 2024Y1 Digital AG
- Led development of Magento 2–based e‑commerce projects from implementation to launch.
- Took technical ownership as lead developer, including architecture decisions and code reviews.
- Worked directly with clients to refine requirements, plan releases, and prioritize features.
- Improved existing shops with a focus on performance, reliability, and maintainability.
Full-Stack Developer
2016 – 2021code4business Software GmbH
- Developed e‑commerce solutions based on Magento and Magento 2.
- Implemented frontend and backend features, including custom extensions, integrations, and other adaptations.
- Planned and carried out migrations of existing shops to Magento 2.
Education
Master of Computer Science in Data Science
2022 – 2024University of Illinois at Urbana Champaign
Bachelor of Science in Wirtschaftsinformatik
2017 – 2021FOM Hochschule für Oekonomie & Management
IT Specialist for Application Development
2015 – 2016code4business Software GmbH
Skills & Expertise
Programming Languages
PythonC#JavaScriptPHPRSQL
Web Development
ASPHTML/CSSNode.jsVue.jsAstro
Data Science
Machine LearningStatisticsData VisualizationTensorFlowPandasPyTorch
Tools & Platforms
GitDockerAWSMariaDB
Certificates
Google Data Analytics
Accelerated Computer Science Fundamentals
University of Illinois at Urbana Champaign
Adobe Certified Professional—Adobe Commerce Developer
Adobe