Tuomas Pöyry
Co-Founder, User Experience & Development at Diploi
Kerava, Finland
Summary
👤
Senior🎓
Top SchoolTuomas Pöyry is a full-stack JavaScript developer and co-founder focused on developer experience, bringing 11 years of hands-on experience shipping web and POS solutions for clients like Telia, Finnkino and R-kioski. He co-founded Diploi in 2024 to improve DX while continuously experimenting with emerging web technologies and TypeScript-driven toolchains. Comfortable across Node.js, React and PostgreSQL, he has delivered production systems and integrations using modern front-end and build tooling. A Skills Finland 2015 gold medalist in web development, he also built and trained simulation software for Nordic military commanders during his service—a rare blend of civilian web engineering and mission-critical simulation work. In his spare time he explores game development as an indie creator, reflecting a practical appetite for prototyping and rapid iteration.
11 years of coding experience
2 years of employment as a software developer
Vocational Qualification in Business Information Technology, COMPUTER AND INFORMATION SCIENCES AND SUPPORT SERVICES, Vocational Qualification in Business Information Technology, COMPUTER AND INFORMATION SCIENCES AND SUPPORT SERVICES at Keski-Uudenmaan koulutuskuntayhtymä KeudaBachelor of Engineering - BE, Information Technology, Bachelor of Engineering - BE, Information Technology at Metropolia Ammattikorkeakoulu - Helsinki Metropolia University of Applied Sciences
English, Finnish
Github Skills (72)
trend10
sha9
development-tools9
bcrypt9
api8
command-line-tool8
hosting8
saas8
remote-development8
dbconnection8
backend7
ssh7
cli7
database7
tui7
Programming languages (10)
Github contributions (5)
diploi/diploi.com
Jan 2025 - Apr 2026
No ops, no configuration, hands-down, straight-to-the-point efficient work effort every day.
Contributions:1 review, 18 PRs, 108 pushes in 1 year 3 months
astrodevelopment-toolshostingpaasremote-development
Munkkeli/Zumo-Line-Follower
Feb 2018 - Oct 2020
Zumo bot line following program with calibration, remote control and automatic stop. Done as a school project.
Contributions:2 PRs, 4 pushes, 2 branches in 2 years 8 months
line-botpythonfollowingbotremote-control
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.