Sean Stephens
CEO Founder at Treefrog Accelerator
Newmarket, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolSean Stephens is a serial technology founder and CEO with 25+ years of experience, currently leading Treefrog Inc., PerfectlySoft (steward of the Perfect server-side Swift), LassoSoft and Treefrog Accelerator from Newmarket, Ontario. He blends hands‑on engineering—having created a widely used programming language and a leading CMS featured on the front page of WIRED—with strategic mentorship and active angel investing to help startups scale in AI, IoT and full‑stack web. Sean oversees maintenance for thousands of production sites while shipping high‑performance, secure developer tools and platforms. His unconventional background—from holding a one‑day record of planting 5,750 trees to earning top‑10 Canadian songwriting credits and growing up in Angola during civil war—gives him a resilient, human‑centered approach to product and company building.
10 years of coding experience
St. John's CollegeB.A. Honours Political Science, B.A. Honours Political Science at Carleton UniversityBorrowdale Private SchoolPost Secondary Diploma, Religious Studies, Post Secondary Diploma, Religious Studies at BLTS
Github Skills (36)
swift-framework10
mbaas10
ios10
website-development10
perfect10
back-end-development10
appstoreconnect10
arkit10
swift-510
swift-410
storekit10
server-side-swift10
api10
swiftnio10
ios-animation10
Programming languages (1)
Github contributions (5)
Treefrog/Handbook
Dec 2016 - Dec 2019
Contributions:144 commits, 24 PRs, 116 pushes in 3 years
handbookemployee-handbook
radex/Perfect
Nov 2015 - Dec 2015
Contributions:40 commits in 6 days
perfectswiftiosback-end-developmentserver-side
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