Freelancer profile translated to English.
Back to original languageAbout Christopher
▎ EXPERTISE
▎ Linux system administrator since 2005, I design and operate sovereign infrastructures: dedicated servers, end-to-end encryption, monitoring, automated deployment. Current stack: Debian, K3s, Ansible, WireGuard, Go, PostgreSQL, TLS/LUKS, Prometheus.
▎ BACKGROUND
▎ 20+ years of entrepreneurship and complex project management. Co-founder of a professional training organization: 3 years, 676 learners, €800k turnover, QUALIOPI certification, 8 employees. Before that, 7 years in radio (coordinating 30 people) and 6 years in commercial real estate (€100k turnover/year).
▎ TODAY
▎ Finalizing the RNCP DevOps System Administrator title (AFPA, June 2026 jury). I am building uHub, a modular sovereign digital infrastructure platform hosted in France — 100% open source, 3 nodes, 9 security layers.
▎ CERTIFICATIONS
▎ SecNumAcadémie ANSSI — 4 modules, 100%
▎ RNCP Level 5 Entrepreneur of Small Business (CNAM/Mines Alès)
▎ LANGUAGES
▎ Native French — English C1 (dual FR/UK nationality)
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- uyoopFounder — Infrastructure & DevSecOps ConsultantDIGITAL AND ITJanuary 2016 - Today (10 years and 5 months)Béziers, FranceINFRASTRUCTURE & SECURITY▎ uyoop — Sovereign Digital Infrastructure Operator — SIREN 501 894 729▎ SOVEREIGN INFRASTRUCTURE & DEVOPS CONSULTING:- Design and operate a secure multi-node architecture (Debian, K3s, WireGuard mesh)- Automate deployment and hardening (Ansible, LUKS, fail2ban, CrowdSec)- Develop uHub: modular Go + Vue.js + PostgreSQL platform, 100% open source- Support SMEs in their digital transition and technical autonomy- Administer dedicated servers, DNS, TLS, monitoring (Prometheus/Loki)▎
- PROFORMEACo-founder / Project ManagerEDUCATION AND E-LEARNINGJanuary 2020 - January 2023 (3 years)Lattes, FrancePROFORMÉA, Professional Training Organization• Co-founder• Project Manager, platform administration• Responsible for accreditations/certifications• Pedagogical coordinationTotal staff over the period: 676 learners - 52 dropouts/failures (Monthly average: 22 - Annual average: 264 -Dropout rate: 7.69%)PROFESSIONAL TRAINING:• Recruit, follow up and contact trainees, process files, Manage CRM.• Build and coordinate all actions according to the program, procedure, and scheme (OPCO, FAF, CPF, France Travail) - Prepare and monitor exams. Participate in the jury, issue validated certificates.• Lead audits (QUALIOPI, Certif’ Région). Implement quality labels in a continuous improvement process.• Certify accreditations (RS, RNCP) and platforms (EDOF, CARIF OREF, KAIROS).• Master web tools (Website, CRM, LMS, RS), DTP and office automation.
- AGENT COMMERCIALSalesperson, Negotiator, B2BREAL ESTATEApril 2007 - January 2012 (4 years and 9 months)Montpellier, France• Rental advisor. Occitanie region. Approximately 20 residences, 1000 units - Objective x 1.2 - 1 5• Sales representative (turnover €100k) Negotiator, deal finder, brokerage, B2B
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Education
- TP DevOps System Administrator (RNCP level 6)AFPA2026AFPA — 2025-2026 (RNCP 36061, jury juin 2026)
- ANSSI CertificateSecNumAcadémie - MOOC ANSSI2025CYBERSÉCURITÉ Sécurité du numérique