Koen Bok is a product-focused CEO and founder with 14 years of experience building design-led software and startups from Amsterdam. As CEO of Framer since 2015 he blends product, design and engineering to ship a professional website platform used by designers and teams. His background includes founding Sofa (acquired by Facebook) and hands-on design work at Facebook on Messenger and Ads, giving him deep product instincts across consumer and creator experiences. An active advisor and board member for companies like CodeSandbox and Pitch, he helps scale product teams and developer-facing tools. He also contributes to open-source projects such as the Cactus static site generator—improving build performance and first-time user experience—showing he remains pragmatic and technical. Fluent in bridging design sensibility with engineering trade-offs, he often surfaces subtle UX and performance wins that non-designers overlook.
14 years of coding experience
7 years of employment as a software developer
Mass Communication/Media Studies, Mass Communication/Media Studies at University of Amsterdam
Static site generator for designers. Uses Python and Django templates.
Role in this project:
Full-stack Developer
Contributions:132 commits, 1 PR, 5 pushes in 4 years 1 month
Contributions summary:Koen primarily contributed to the functionality and user experience of the "cactus" static site generator. They fixed template tag errors, improved user messages for better first-time experiences, and implemented build optimizations like forking the webserver and adding gzip compression. They also added features like reporting unused static files and made improvements to the upload progress.
Contributions:38 commits, 1 PR, 42 pushes in 1 year 7 months
moonreactnextjs
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