Erik Steinfeld
CTO at Ednition
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolErik Steinfeld is a pragmatic CTO and full-stack engineer with 25 years of experience turning ideas into production products and 11 years focused on senior engineering roles. Based in Amsterdam, he specializes in modern JavaScript/TypeScript stacks—React (Next/Remix), React Native, Node—and operationalizing services with Docker and cloud platforms (GCP/AWS). He’s led architecture and delivery for startups and scale products, from Passcloud’s wallet-pass analytics platform to Ednition’s edtech SSO and integrations, often owning both frontend and backend concerns. His background spans building custom CQRS/event-sourced systems, devops automation, and unique integrations like OCR with Textract and deferred task systems, showing a taste for infrastructure-savvy application design. Comfortable across languages and stacks (PHP roots, Go, Java, C#), he combines hands-on coding with team leadership and a habit of shipping measurable improvements like Lighthouse and auth/security systems. Colleagues rely on him to bridge product needs and production-grade engineering while keeping a clear focus on developer velocity.
11 years of coding experience
17 years of employment as a software developer
Bachelor of Science Computer Science, Bachelor of Science Computer Science at Seattle University
English
Github Skills (94)
react-native-app10
mapview10
remote-config10
in-app-purchase10
google-maps10
google-auth10
motion-detection10
receipt-validation10
firebase10
auth10
background-location10
push-notifications10
maps10
realtime-database10
obsolete10
Programming languages (5)
Github contributions (5)
AttackPattern/ap-react-starter
Jan 2017 - Jan 2018
Contributions:2 PRs, 46 pushes, 3 branches in 1 year
reactdeploymentstart-kitdockerdocker-compose
Metroninja/ccc
Aug 2016 - Aug 2017
Contributions:14 pushes, 1 branch in 1 year
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