Christoffer Karlsson
Senior Software Engineer at Gilion
Stockholm, Sweden
Summary
👤
Senior🎓
Top SchoolChristoffer Karlsson is a senior software engineer based in Stockholm with 11 years of experience building web and frontend experiences across fintech, streaming and public transport domains. He specializes in React, Next.js, TypeScript and Angular, and brings hands-on full‑stack experience from Node.js to MongoDB gained both in consultancy and product contexts. At Netlight he combined delivery coaching and technical interviewing with project work, and recently joined Gilion to continue shaping user-facing features. Trained at Chalmers with a Master’s in Software Engineering, he pairs strong UI instincts with a background in technical illustration and video—an uncommon mix that helps him communicate complex flows visually. Known for a friendly “Hej, världen!” approach on GitHub, he values pragmatic, user-centered solutions and mentoring teams toward reliable delivery.
11 years of coding experience
2 years of employment as a software developer
Master of Science (M.Sc.) Software Engineering, Master of Science (M.Sc.) Software Engineering at Chalmers University of TechnologyUpper secondary diploma Technology Programme, Upper secondary diploma Technology Programme at ABB Industrigymnasium Västerås
Swedish, English, Spanish
Github Skills (17)
flutter5
android5
cordova-android4
cordova-ios4
cordova-ios-plugin4
p2p3
cross-platform3
phonegap3
cordova-plugin3
cordova3
kotlin1
android-application1
codepush1
location-based1
location1
Programming languages (1)
Github contributions (5)
ckarlss0n/iMat
Feb 2015 - Mar 2015
Contributions:102 commits, 61 pushes in 1 month
ckarlss0n/Morf
Mar 2015 - May 2015
Contributions:148 commits, 140 pushes in 2 months
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