Fabian Oudhaarlem
Freelance Ruby Developer at Oldharlem
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolFabian Oudhaarlem is a seasoned freelance Ruby developer and technology leader with over a decade of experience building scalable web platforms and leading engineering teams. He has held CTO roles and co-founded startups, most recently launching Advocato.ai, an AI-driven legal platform that automates document review and contract workflows. His portfolio spans enterprise distribution systems, social commerce PaaS, and consumer e-commerce, combining deep Ruby/Rails expertise with modern front-end skills in JavaScript, React, and Flutter. Known for translating complex domain problems into pragmatic, production-ready systems, he balances hands-on development with strategic product thinking. Based in Amsterdam, he routinely moves between leadership and contributor roles, bringing both startup grit and operational discipline to client engagements.
11 years of coding experience
12 years of employment as a software developer
Hogeschool Leiden
Github Skills (36)
httparty10
marketplace10
currency10
ruby9
rails9
multi-tenant9
spree9
oms9
cart9
shopware8
adyen8
payment8
http8
javascript8
ecommerce8
Programming languages (1)
Github contributions (5)
fabianoutharlem/ash
May 2016 - Nov 2016
Contributions:262 commits in 6 months
FabianOudhaarlem/motion-oauth2
Mar 2015 - Mar 2015
Contributions:2 PRs, 2 pushes, 1 branch in 13 days
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