Jan Van Diermen
Owner at Crealuz
Utrecht, Netherlands
Summary
👤
SeniorJan Van Diermen is an experienced software developer and owner of Crealuz with over a decade of hands-on experience building full-stack systems. He combines modern frontend frameworks (Vue.js, React/Next.js, SASS, TypeScript) with robust backend skills in Node.js, .NET (C#) and PHP, and deep familiarity with both relational (PostgreSQL, MySQL, MSSQL) and NoSQL databases (Redis, MongoDB, CouchDB, RavenDB). Jan also manages Windows and Linux server infrastructure and cloud deployments, with practical experience designing load-balanced, high-availability environments. His work spans startup and freelance engagements—most recently as a backend TypeScript contractor for Talpa eCommerce—demonstrating an ability to switch between product-focused teams and owner-led projects. Known for quickly adopting emerging open source technologies, he blends pragmatic engineering with an entrepreneurial mindset. Based in Utrecht, he brings a rare mix of frontend finesse, backend reliability, and systems-level operations experience.
13 years of coding experience
15 years of employment as a software developer
Github Skills (16)
php9
gstreamer8
mongodb8
react7
nodejs7
npm7
rpc6
javascript6
build-system6
meteor5
reactive-programming5
realtime5
webrtc4
zero-configuration3
windows1
Programming languages (3)
Github contributions (5)
jwvdiermen/grunt-include-source
Jul 2013 - Feb 2017
Include lists of files into your source files automatically.
Contributions:98 commits, 8 PRs, 13 pushes in 3 years 7 months
phplistssource-files
jwvdiermen/TransIP-API
Nov 2012 - Mar 2014
Contributions:8 commits in 1 year 4 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.