Wouter Van Den Heuvel
Freelance Software Developer at Karmatha
The Hague, South Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolWouter Van Den Heuvel is a freelance software developer based in The Hague with 12 years of experience building front-end and game-focused applications using TypeScript, React, Node.js, Next.js, Unity3D and C#/.NET. He specializes in bringing interactive, real-time experiences to life—ranging from medical training serious games to VR/AR projects—while applying agile practices and strong UX sensibilities. As an open-source contributor he has improved developer experience and stability in libraries like pixi-react by tightening types, preventing runtime crashes and clarifying error messages. His background spans web and tooling work from enterprise ASP.NET systems to modern JS stacks, giving him a pragmatic full-stack perspective on interactive applications. Curious and hands-on, he enjoys tackling tricky integration and type-safety problems that make complex UIs more reliable.
12 years of coding experience
9 years of employment as a software developer
Master of Science (M.Sc.), Media Technology, 8, Master of Science (M.Sc.), Media Technology, 8 at Leiden UniversityBachelor of Applied Science (BASc), Information Technology, Bachelor of Applied Science (BASc), Information Technology at Haagse Hogeschool/TH Rijswijk
Dutch, English, German, Spanish
Github Skills (7)
pix10
typescript10
typescripts10
pixijs10
react10
typescript-types10
renderer9
Programming languages (10)
Github contributions (5)
pixijs/pixi-react
Apr 2020 - Dec 2020
Write PIXI apps using React declarative style
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1 review, 5 commits, 3 PRs in 8 months
Contributions summary:Wouter contributed to the `pixi-react` repository by making improvements to the type definitions and component structure. They fixed type issues related to `IGraphics` and updated component declarations to include children. The user also addressed a potential crash in `useTick` and provided more informative error messages in the text node rendering process. These changes indicate a focus on improving the library's stability and developer experience.
reactreact-fiberjavascriptdeclarativerenderer
spassvogel/gilles-game
Jul 2019 - Jan 2025
gilles idlegame
Contributions:12 PRs, 447 pushes, 7 branches in 5 years 6 months
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