Carl Törnqvist is a Product Developer based in Stockholm with 14 years of experience crafting high-performance, visually compelling web interfaces. He blends hands-on front-end engineering and product thinking across roles as CTO, senior interface developer, and advisor, currently helping simplify train travel across Europe at All Aboard. A master’s-trained HCI specialist, Carl bridges design and engineering—evidenced by his work that helped Länsförsäkringar win Best Swedish Website in banking and insurance. He’s an active open-source contributor who has improved the lightweight choo frontend framework by fixing bugs, refactoring for maintainability and adding hash routing. Equally comfortable freelancing or leading teams, he pairs practical optimization skills with a designer’s eye and a track record of shipping polished, usable products.
14 years of coding experience
8 years of employment as a software developer
Master’s Degree, Human Computer Interaction, Master’s Degree, Human Computer Interaction at KTH Royal Institute of Technology
High School, High School at Engelska Skolan Söder
Bachelor’s Degree, IT, Medier och Design, Bachelor’s Degree, IT, Medier och Design at Södertörns högskola
Contributions:4 releases, 20 commits, 22 PRs in 2 years 4 months
Contributions summary:Carl primarily contributed to the choo framework by addressing bugs, refactoring code, and adding new features. Their work included fixing issues related to window properties, href handling, and state management. They also removed deprecated dependencies and added functionality for enabling hash routing, along with corresponding documentation updates. Furthermore, they refactored to remove references to bel, which suggests ongoing efforts to improve code quality and maintainability.
Contributions:1 release, 65 commits, 32 pushes in 4 years 8 months
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Carl Törnqvist - Product Developer at IT-Högskolan