Ragnar Valgeirsson
Chief Technology Officer, Co-Founder at Aranja
Reykjavik, Capital Region, Iceland
Summary
👤
Senior🎓
Top SchoolRagnar Valgeirsson is a seasoned CTO and co-founder with 13 years of software engineering experience, currently leading cross-platform app development and technology strategy at Hopp while serving as a partner and board member at Aranja. He has delivered durable, production-grade solutions for clients including Google, Stanford, Panasonic, and Facebook, and brings full-stack expertise from front-end UX to backend systems. Ragnar combines startup grit—having built Iceland’s first scooter-sharing platform designed for harsh weather and terrain—with enterprise-grade engineering practices honed at Google. Beyond code, he advocates for tech-driven sustainability and social causes, including carbon-neutral food alternatives and disability rights, and has a background in audio mixing and graphic design that informs his attention to product polish.
13 years of coding experience
9 years of employment as a software developer
Bachelor's degree Computer Science, Bachelor's degree Computer Science at Reykjavik UniversityN/A Advanced Mixing and Mastering, N/A Advanced Mixing and Mastering at Berklee College of MusicHigh School / College Graphic Design, High School / College Graphic Design at BorgarholtsskóliHigh School / College Physics, High School / College Physics at Comercial College of Iceland
Icelandic, English, Chinese
Stackoverflow
128reputation
21kreached
10answers
3questions
Github Skills (114)
expressions10
testing10
elections10
declarative10
parliament10
javascript10
typescript10
vue10
documentation10
react-native10
css10
cdn10
user-interface10
webpack10
frontend10
Programming languages (5)
Github contributions (5)
rthor/sort-international
Jan 2014 - Jul 2016
Contributions:19 commits, 1 PR, 3 pushes in 2 years 6 months
javascriptarrayalphabeticalsort
aranja/gulp-base
Apr 2014 - Oct 2015
Contributions:71 commits, 17 PRs, 19 pushes in 1 year 5 months
gulp
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