Jarkko Syrjälä
Software Architect Senior Developer at Trail Openers Oy
Helsinki, Finland
Summary
👤
Senior🎓
Top SchoolJarkko Syrjälä is a seasoned software architect and senior developer based in Helsinki with over 20 years in digital product delivery and 12 years focused on senior engineering roles. He specializes in TypeScript, React, Node.js and cloud platforms (Azure/AWS), with deep practical experience in headless CMS implementations (notably Contentful) and e-commerce integrations. Jarkko has a strong background in rich media and interactive experiences—starting from Flash and evolving to modern WebGL and Canvas—bringing a designer’s sensibility to engineering decisions. He excels at mentoring teams, championing best practices, and translating creative briefs from major brands into scalable, performant systems. Currently shaping architecture at Trail Openers after leading efforts to revitalize Nokia phone experiences at Luxid, he combines hands-on coding with strategic technical leadership.
12 years of coding experience
18 years of employment as a software developer
Bachelor of Culture and Arts Marketing and Communications, Bachelor of Culture and Arts Marketing and Communications at EVTEK Institute of Art and Design / EVTEK Muotoiluinstituutti
English, Finnish, Swedish, German
Github Skills (82)
node-api10
sdk10
contentful10
rendering9
javascript9
phaser9
api9
cloudinary9
canvas9
optimizely9
starling-framework9
webgl9
photoshop9
flash9
shared8
Programming languages (4)
Github contributions (5)
jarkkosyrjala/DefinitelyTyped
Oct 2019 - Jan 2023
The repository for high quality TypeScript type definitions.
Contributions:3 pushes, 1 branch in 3 years 2 months
typescript-definitionstype-definitionshigh-qualitycjsdefinitions
jarkkosyrjala/RectanglePacking.hx
Apr 2014 - Jul 2014
Contributions:5 commits in 2 months
super-fastrectangle-packingpackingpacking-algorithmas3
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