> Etienne
|
Developer at heart — self-taught since day one and never stopped since. Technical Lead with 10+ years of experience designing robust architectures and leading technical teams, with a strong security awareness and hands-on experience with AI tooling.
# Experience
My professional journey
XRATOR
April 2022 — Present- >Monorepo architecture with Turborepo + Bun workspaces, shared packages and GitLab CI/CD with Kubernetes
- >Cybersecurity platform: custom CVSS risk scoring (XVSS), propagation via Dijkstra algorithm
- >Mentoring and upskilling junior developers, interns and apprentices
- >Introduced AI-driven workflows and evolved development environments to adopt agentic tooling (opencode, Claude Code) — training and supporting teams on AI adoption and daily use in their development practice
- >Secure Docker containerization (multi-stage, restricted permissions) and automated deployment via Ansible
- >Established 1,000+ unit tests, TDD, strict linting and typecheck in the CI pipeline
- >Centralized monitoring with OpenObserve + Plausible Analytics and production alerting
- >JWT + 2FA authentication, refresh tokens and web application security hardening
- >XRATOR Freemium POC: cybersecurity self-assessment for French companies
Orange
October 2020 — April 2022- >Data visualization portal in PHP/Zend for 50+ users, fiber deployment tracking (RIP)
- >MariaDB to PostgreSQL migration, PL/pgSQL and PL/Python stored procedures
- >Chart.js and Datatable.js integration replacing Power BI, significant time savings
- >WSL2 setup and development environment standardization for the team
- >Technical mentor: coaching developers and apprentices, -30 innovation workshop
Orange
September 2018 — October 2020- >IT support and expertise (ITIL Level 2) across a fleet of 130,000 machines
- >Python/Bash automation and remediation scripts development
- >Internal diagnostic and monitoring tool creation
- >Cross-functional collaboration with business analysts, project managers and L1 support
Orange
September 2015 — August 2018- >Installation and maintenance of PABX systems, switches and routers
- >Client training and technical support
- >System deployment coordination
# Projects
My personal projects
Satorinetpool
Pool platform for Satori (cryptocurrency) with 200+ users and over one million dollars in value. Optimized UX and data visualization with Server Side Rendering.
E-ink Bot
Web application to interact with an e-ink display via a Raspberry Pi. HTML Canvas interface to draw and send content to the screen.
Open Source & Templates
Open-source contributions: Docker templates for Nuxt.js and TypeScript, Turborepo cache tools, SSH reverse shell in Go. Over 130 repositories on GitHub.
Le Glossaire
Professional collaborative glossary app with backoffice and a Telegram chatbot for administration.
Botte
Automation bot for an online video game featuring combat AI, A* pathfinding and a graphical interface.
# Skills
Technologies and expertise
Languages & Frameworks
AI & Intelligent Agents
Cybersecurity
DevOps & Cloud
Databases
Leadership & Methods
Education
Master's in Computer Science — Software Engineering
University of Rennes 1
DUT Networks and Telecommunications
University of Rennes 1
Vocational Baccalaureate — Digital Electronic Systems
Lycée Coëtlogon
CAP Plasterer
Compagnons du Devoir