Summary
Ronald Treur is a Principal Full-Stack Engineer and Solution Architect with 12+ years of experience designing and building modern, scalable web applications from UI to serverless cloud infrastructure. He specializes in TypeScript, Web Components, Cloudflare Workers, XState-driven state machines, and thoughtful HTML/CSS craftsmanship that prioritizes accessibility and maintainability. Ronald bridges high-level architecture and hands-on implementation, delivering distributed backends, real-time dashboards, data pipelines and Web3 integrations while also mentoring junior engineers. He has founded and led multiple startups and freelance ventures, bringing an entrepreneurial mindset to product-focused engineering at companies like Rabobank and Ockto. Known for creating scalable component models and developer-friendly systems, he often prototypes the core pieces himself rather than only specifying them. Based in Utrecht, he combines deep curiosity about how things work under the hood with a pragmatic drive to ship polished, production-ready software.
12 years of coding experience
21 years of employment as a software developer
Master Computer Science - Graphics & Media Technology, Master Computer Science - Graphics & Media Technology at Utrecht University
VWO, VWO at Christelijk College Zeist