Curriculum Vitae
Background, education and skills.
Fullstack Product Engineer
Willi Krappen
Münster
Education
2015–2017
Media Informatics — TU Dresden
2012
Abitur (German university qualification) — final grade 1.8
Experience
2021–2024
Co-founder & technical lead — Lemonverse GmbH (Münster)
Co-founded a high-end agency for VR, AR and mixed-reality applications focused on industrial training (hands-on trainings for machine operation, maintenance, safety). Responsible for stack choice, build pipeline, engine work (Three.js / React Three Fiber + 360°), the shipped learning-progress dashboard, and on-site hardware setup at customer locations. Direct stakeholder contact from requirements workshops through to training internal trainers.
2017–2020
Frontend developer — OPOX GmbH (Münster)
Three years of full-time employment as a frontend developer at a digital agency. Production frontends with React and TypeScript for industry and public-sector clients — including the City of Dresden and BOSCH. Work in mixed Scrum teams, stakeholder communication on sprint cadences, requirements around accessibility, performance and maintainability.
- Stadt Dresden
- BOSCH
seit 2013
Freelance developer
Additional client engagements
- Pfennigturm GmbH
- Coilinter GmbH
- COBE GmbH
- parsQube GmbH
- High Lights GmbH
- Drogenhilfe Deutschland
- INDRO e.V.
2012
Internship — Onsult IT Services
Vita
Employment and co-founder stations before the current product-engineering focus.
2021–2024
Lemonverse
Co-founder & Technical Lead
Co-founded a Münster-based agency for industrial VR hands-on training. Concept through to on-site hardware deployment — with a progress dashboard for training KPIs.
2017–2020
OPOX
Frontend developer
Frontend development at a Münster digital agency: client projects for industry and public-sector clients — including the City of Dresden and BOSCH.
Skills
Frontend
- JS/TS
- React / Next.js
- HTML/CSS
- Tailwind / shadcn
- three.js / R3F
Backend
- JS/TS/Node
- Express
- SQL / Postgres / MongoDB
- ORM (Prisma / Drizzle / …)
- Python
- PHP
Tools & skills
- Git
- Jira / Scrum
- UNIX / Linux Serveradministration
- Windsurf / Cursor / Claude
More
Languages
- GermanNative
- EnglishC2
- FrenchA2
Driving licence
Class B
Misc