James Barrios
Infrastructure Security Engineer at Dfns
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolJames Barrios is an Infrastructure Security Engineer with eight years of experience building resilient, compliance-minded systems for high-stakes environments, now focused on secure wallet infrastructure at DFNS. He formerly led PASSI/PASSI LPM engagements and PwC’s SOC and incident response efforts, bringing deep expertise in defense-grade audit, CTI, DFIR and red team operations. Comfortable at the crossroads of engineering and operations, he has a strong hands-on background in high-availability networking, private cloud (OpenStack/Ceph), automation (Ansible, GitLab CI) and applied ML for monitoring from earlier roles. Based in Paris, he pairs an engineering degree from CentraleSupélec and an MBA with experience scaling student-run ISPs to enterprise-class availability, reflecting a rare blend of technical rigor, process-driven security, and people leadership. He’s pragmatic about key management and custody—publicly advocating “don’t DIY” for crypto custody—while shipping developer-friendly security building blocks.
8 years of coding experience
1 year of employment as a software developer
Diplôme d'ingénieur Généraliste, Diplôme d'ingénieur Généraliste at CentraleSupélecCPGE MPSI & MP*, CPGE MPSI & MP* at Lycée Montaigne BordeauxMBA (Master of Business Administration) Graduate School of Management, MBA (Master of Business Administration) Graduate School of Management at IGR-IAE Rennes
English, French, Spanish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (64)
admin10
proxy-server10
transparent-proxy10
degrees10
tunneling10
six10
vpn9
linux9
proxy9
tunnel9
ssh9
cli9
command-line-tool9
macos8
homebrew8
Programming languages (8)
Github contributions (5)
Supelec-GAN/Couleuvre-Rapport
May 2018 - Jun 2018
Contributions:46 commits, 29 pushes in 1 month
Japillow/Stella
Nov 2019 - Jul 2020
Contributions:2 releases, 25 pushes, 2 tags in 8 months
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