Damien Rajon
Founding Engineer at Freqens
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolDamien Rajon is a founding engineer and seasoned software professional with 14 years of experience building production-grade systems from early startups to scaling teams, now based in Paris. He has a strong full-stack background spanning C++, TypeScript, containerized microservices and Kubernetes, with early technical leadership experience as Dashlane’s first employee. As CTO and co-founder at Ask Marty he shipped data extraction, automated navigation and 24/7 monitoring for price-optimization in travel, then moved to healthcare cost prediction at Caribou before founding Freqens in 2025. Damien combines applied cryptography, browser automation and CI/CD expertise with hands-on architecture and integration work, and he has a proven track record of turning research-level algorithms into reliable products. Notably, his career bridges low-level systems engineering and modern cloud-native practices, reflecting both longevity and adaptability in fast-evolving tech domains.
14 years of coding experience
15 years of employment as a software developer
Baccalauréat S, Sciences, Baccalauréat S, Sciences at Cours Notre Dame de ProvidenceComputer Science, Computer Science at EPITA: Ecole d'Ingénieurs en Informatique
Github Skills (200)
testing10
firmware10
vim10
automation10
linter10
tslint10
unix10
space-partitioning10
firefox10
api10
zsh10
option-type10
bash10
language-server-protocol10
window-manager10
Programming languages (17)
Github contributions (5)
pyrho/nerveux.nvim
Jun 2021 - Aug 2022
A neovim plugin written in lua to interact with the neuron Zettelkasten software.
Contributions:41 commits, 2 PRs, 43 pushes in 1 year 2 months
luaneovim-pluginzettelkastenneuronneovim
pyrho/qmk_firmware
Apr 2019 - May 2020
keyboard controller firmware for Atmel AVR and ARM USB families
Contributions:8 commits, 6 pushes, 4 branches in 1 year 1 month
armatmelavrfirmwareusb
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