John Persson
Software Engineer at Freelance
Gothenburg, Sweden
Summary
🤩
Rockstar🎓
Top SchoolJohn Persson is a seasoned software engineer based in Gothenburg with over 15 years of web development experience, currently building products at Polestar while maintaining a long-standing freelance practice. He has moved between fast-paced agencies and enterprise roles—most recently as Frontend Architect at Knowit—bringing a pragmatic blend of hands-on coding and architectural thinking to front-end projects. Comfortable with evolving stacks, he excels at translating design-driven requirements into robust, maintainable interfaces and enjoys pushing performance and developer experience improvements. His career roots in Hyper Island’s digital media program and a decade-plus of freelance work give him a rare client-facing perspective alongside deep technical craft. Colleagues describe him as adaptive and curious, often exploring new frameworks and approaches to continuously refine his toolkit.
3 years of coding experience
11 years of employment as a software developer
Hyper Island
Github Skills (42)
testing9
terminal-emulator9
serial-port9
firefox9
remix9
chrome9
rust8
playwright8
multiplexer8
test-automation8
automation8
webkit8
chromium8
css8
javascript8
Programming languages (4)
Github contributions (5)
polestar/video-optimisation
Sep 2023 - Jun 2024
Contributions:7 pushes in 8 months
dmmulroy/tsc.nvim
Mar 2025 - Sep 2025
A Neovim plugin for seamless, asynchronous project-wide TypeScript type-checking using the TypeScript compiler (tsc)
Contributions:1 comment, 1 issue in 6 months
asynchronousneovim-plugintsctype-checkingtypescript
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