Tinco Andringa
Founder CEO at Tinco IT
Amsterdam, North Holland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolTinco Andringa is a founder and seasoned software engineer with 16 years of experience building full-stack web systems, cloud infrastructure, and developer tooling from Amsterdam. He combines hands‑on expertise in languages from Ruby and Go to Rust and Haskell with production-grade ops skills (Linux, Postgres, RabbitMQ) and a track record of performance and architecture work. As CTO at AeroScan he led large-scale georeferenced data platforms, photogrammetry and ML-based anonymization and 3D visualization, and earlier drove Product Development at Phusion contributing to its high‑performance Passenger server. He runs a long-standing freelance practice for technical deep dives and teaching, and contributes to notable open-source projects such as Cesium and Phusion Passenger, where he fixed crash issues, improved logging and optimized terrain loading. Comfortable reading contracts and negotiating sales as well as shipping technical products, he blends technical depth with entrepreneurial leadership and a taste for occasional gamedev.
16 years of coding experience
17 years of employment as a software developer
Bachelor of Science (BSc), Telematics, Computer Science, Bachelor of Science (BSc), Telematics, Computer Science at University of Twentevwo, Natuur & Techniek, vwo, Natuur & Techniek at Stedelijk Gymnasium Leeuwarden
English, Dutch, French, German
Github Skills (20)
webgl10
debugging10
resium10
ruby-rails10
debug10
javascript10
application-server10
rails10
ruby10
cesiumjs10
3d10
c-language9
gulp9
cprogramming-language9
nginx9
Programming languages (19)
Github contributions (5)
phusion/passenger
May 2012 - Mar 2017
A fast and robust web server and application server for Ruby, Python and Node.js
Role in this project:
Back-end Developer
Back-end DeveloperContributions:28 commits, 6 PRs, 9 pushes in 4 years 10 months
Contributions summary:Tinco primarily contributed to the core functionality of the Phusion Passenger web server and application server. They addressed critical issues, such as preventing crashes in analytics logging when encountering nil controller values and fixing exception reporting. They also made improvements to the logging server, adding statistics about written data, and applied extensions to support Rails versions. Furthermore, the user contributed to Apache integration tests and adjusted the WSGI loader.
pythonweb-servernode-jsrubycloud
CesiumGS/cesium
Jun 2019 - Aug 2019
An open-source JavaScript library for world-class 3D globes and maps :earth_americas:
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:10 commits, 2 PRs, 18 comments in 1 month
Contributions summary:Tinco primarily focused on optimizing and improving the Cesium JavaScript library. Their contributions include optimizing the `approximateTerrainHeights` file for quicker page loads, updating terrain height values, and merging branches. Furthermore, the user worked on various aspects of the project, as exemplified by additions to the `PrimitiveCollection` and code modifications within other components, enhancing overall functionality and performance. The user also improved the `optimizeApproximateTerrainHeights` task, adding documentation to explain its use.
3d-globegltfjavascript-librarygeospatial3d-tiles
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