Johan Rosenkilde
Founding AI Engineer at Codeplain
Copenhagen, Capital Region of Denmark
Summary
👤
Senior🎓
Top SchoolJohan Rosenkilde is a Founding AI Engineer and LLM specialist with 11 years of experience bridging deep academic research and product-grade AI tooling. As a co-creator of GitHub Copilot and several Copilot variants, he has repeatedly turned cutting-edge research into developer-facing products. He holds a PhD in algebra and number theory and published over 30 peer-reviewed papers, bringing rare mathematical rigor to problems in retrieval, algorithms, and systems. Johan moves fluidly between programming paradigms and languages, building retrieval engines and prototypes that map technical innovation to business impact. Beyond tech, he runs a boutique design business for reinvented Danish Christmas ornaments, reflecting a practical creativity that informs both engineering and product design. Based in Copenhagen, he now helps scale XBOW while advising early-stage startups as an angel investor.
12 years of coding experience
10 years of employment as a software developer
Ph.d. level, Algebra and Number Theory, Ph.d. level, Algebra and Number Theory at ACAGM International Summer SchoolPh.D, Algebra and Number Theory, Ph.D, Algebra and Number Theory at Danmarks Tekniske UniversitetHelsinge Gymnasium
Danish, English, French
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (43)
javascript10
qt10
typescript10
editor9
electron9
visual-studio-code9
typechecker9
python9
vscode-extension9
browser9
qtwebengine9
parser9
qutebrowser9
parsing9
vim9
Programming languages (12)
Github contributions (5)
miguelmarco/bleachermark
Aug 2016 - Jul 2017
A pipeline benchmarking framework for python
Contributions:24 commits, 10 pushes, 1 branch in 10 months
benchmarkingpython
johanrosenkilde/dotfiles
Mar 2021 - Dec 2023
Contributions:12 pushes, 3 branches in 2 years 9 months
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