worldscore founding
since 2023
- AI CO2 emission benchmarking tool. Partly as a member of the Carbon13 accelerator program..
- Engineered innovative prompt techniques to extract numbers in a reliable and scalable way.
- CTO
Building awesome stuff is what I love! As a Full-Stack Developer and Prompt Engineer, I'm all about turning great ideas into reality. Got a brilliant product concept? Let's chat today and kickstart it tomorrow! 😎
I'm not just a tech guy — I'm a leader who listens, cares, and empowers. Trust is key, and it's a two-way street. With a broad background in software engineering and founding, I have a keen sense of what works and how to improve things.
I am a person who takes up responsibility, I like to work with full power and I still want to have fun. Let us connect and start the journey! 🚀
Experience
green account freelance
in 2023 • 5 month
- Geo information inquiry process and form that increased the conversion rate by 100%.
- Leading an agile process to build a full stack MVP.
- Interim Head of Tech
Planetly employee
until Feb. 2023 • 3 years
- Carbon and ESG accounting platforms.
- Engineered and implemented two complex user interfaces from scratch.
- Team lead
Experience One freelance
in 2019 • 6 month
- Agency project for a big automobile company.
- Implementing site functionalities and responsive motion designs in an enterprise CMS environment.
craw.ly freelance
in 2018 • 1 year
- Next generation website crawler (private alpha).
- Planned and implemented the crawler with its middleware, database and user interface in a container infrastructure.
- Solo developer
Neko Calc founding
since 2018
- Collection of online calculators, each with instant results.
- Multilingual and -regional implementation and syntax parsing.
Aperto freelance
in 2017 • 3 month
- Two consecutive projects.
- Admin interfaces, one of them from scratch.
onBill freelance
in 2015/2016
- Billing software in the cloud.
- Planned and implemented the software, database layout, and user interface.
- Lead developer
Outfittery freelance
in 2013 • 1 year
- Internal web app to filter, arrange and order outfits.
- Implementing widget based custom administration interface.
- Chrome extension for simplifying internal processes.
- Technical communication with the stylists.
vsChart.com founding
from 2010 • 5 years
- Dynamic tabular product comparisons.
- Platform to collect knowledge in a clean, structured and semantic form.
- Crowdsourcing via wiki functionality for each separate data point.
mail.de freelance
in 2010/2011 • 1 year
- Custom web-based e-mail client.
- Implementing complex web app like interfaces.
biobay founding
from 2008 • 4 years
- Web platform for a sustainable, ecological and healthy lifestyle.
- With a market place, geo search, news system, and community features.
- Custom, fully integrated implementation.
- CTO
Comspace employee
until 2009
- Medium sized web agency.
- Implemented lots of custom software like a survey platforms, shops, CMS.
Side projects
Tobny
since 2023
- AI search agent as browser side panel.
- Developing an experimental chat agent and implementing it as a browser extension.
Experimental browser
in 2017
- Web browser for experts with a command line interface.
Natural language processing
until 2016
- Parsing natural text and extracting the knowledge.
- Making knowledge accessible via chatbot like interface.
Languages & Interests
German is my native language, my English is fluent and I am used to multilingual teams.
I like to build custom furniture – from shelfs to room filling projects. I also like walks through nature and cities.