Johan Kasperi
Software Engineer at Bonnier News
Stockholm County, Sweden
Summary
🤩
Rockstar🎓
Top SchoolJohan Kasperi is a seasoned software engineer with 12 years of experience building mobile and full‑stack products, currently focused on React Native, TypeScript and native iOS/Android (Swift, Obj‑C, Java) at Bonnier News. He has a strong academic foundation with engineering degrees from KTH and a CS master’s from UIUC, and a history of freelance and research work that highlights both product delivery and engineering for publication systems. Johan has repeatedly shipped production mobile apps at news and micromobility companies, pairing frontend craftsmanship with GraphQL/Hasura backend work. Colleagues rely on him for pragmatic cross‑platform solutions and for translating academic rigor into maintainable code — he also maintains a personal portfolio at kasperi.se that showcases his side projects and tooling.
12 years of coding experience
12 years of employment as a software developer
KTH Royal Institute of TechnologyMaster of Science in Engineering, Computer Science, 3.9/4, Master of Science in Engineering, Computer Science, 3.9/4 at University of Illinois Urbana-Champaign
Github Skills (65)
mobile-development10
github10
multithreading10
react-native-app10
gesture10
react-native-reanimated10
remote-config10
firebase10
auth10
javascript10
animation10
barcodes10
app-framework10
scenekit10
push-notifications10
Programming languages (8)
Github contributions (5)
johankasperi/SwiftHSVColorPicker
Sep 2015 - Dec 2016
Simple HSV Color Picker for iOS written in Swift.
Contributions:36 commits, 6 PRs, 31 pushes in 1 year 3 months
color-pickerhsviosswift
johankasperi/ekorecept
May 2014 - Oct 2014
Contributions:8 commits in 5 months
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