Arnaud Cormier is a seasoned Linux systems administrator and founder of Htop with 11 years of experience building, securing and optimizing GNU/Linux infrastructures for SMEs and organizations across the Greater Le Mans area. He combines hands‑on sysadmin work—server hardening, migrations, container and proxy architectures—with Ruby on Rails web development and performance audits, enabling end‑to‑end delivery from infrastructure to application. As an independent consultant he has implemented distributed container setups (LXC/LXD), HA reverse proxies (HAProxy + Let's Encrypt), Docker orchestration and automated ops with Bash, Ansible and Git. His background spans enterprise support and ITIL incident management through to bootcamp‑trained full‑stack development, giving him a rare blend of operational rigor and product-minded engineering. Clients value his pragmatic, budget‑aware approach to security and performance tuning, and his experience teaching Linux and DevOps topics helps teams become self‑sufficient. Notably, he pairs traditional sysadmin depth with modern DevOps practices—making migrations and performance optimizations low‑risk and repeatable.
11 years of coding experience
Bootcamp Developpeur web fullstack batch #5 (Ruby, Ruby On Rails, HTML, CSS, JS), Computer Programming, Specific Applications, Bootcamp Developpeur web fullstack batch #5 (Ruby, Ruby On Rails, HTML, CSS, JS), Computer Programming, Specific Applications at Le Wagon
ITIN
Formation spécialiste systèmes et réseaux informatique, informatique, certifications, Formation spécialiste systèmes et réseaux informatique, informatique, certifications at ENI Ecole Informatique
BTS informatique de gestion, option réseau, BAC +2, BTS informatique de gestion, option réseau, BAC +2 at lycée andré malraux
Contributions:28 PRs, 26 pushes, 16 branches in 1 day
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