Freelancer profile translated to English.
Back to original languageAbout Clément
Senior Product Engineer / independent full-stack lead developer, over 20 years of experience. I support startups, publishers, and scale-ups across the entire delivery chain: architecture, front & back development, DevOps & cloud, quality, security.
🛠️ Stack
• Front: Vue.js, Nuxt, Quasar, TypeScript
• Back: Node.js, Express, .NET / C#, PostgreSQL, Prisma, MongoDB
• Cloud/DevOps: Azure, AKS/Kubernetes, Docker, Helm, ArgoCD, CI/CD (GitLab, Azure DevOps)
• Mapping: Mapbox GL
🎯 Typical Missions
• Lead / technical reinforcement on demanding SaaS (multi-tenant, real-time, microservices)
• MVP design & launch from A to Z
• Architecture & project structuring, implementation of best practices
• DevOps & cloud, industrialization, security
• Code audit & code review, fractional CTO
🤖 Special Feature: AI-augmented delivery (Claude Code, OpenAI Codex) — I use these tools as senior copilots to accelerate without losing rigor.
Recently: lead dev on a multi-tenant real-time traffic data SaaS (≈ 80 Kubernetes instances on Azure), identity/auth microservice for a ticketing marketplace, and my own products under the CT3.dev studio.
📍 100% remote · Available 1 to 3 days / week.
French
Native or bilingual
English
Fluent
Spanish
Basic
Remote only
Primarily works remotely
Experience
- AUTOROUTES TRAFICLead DeveloperTRANSPORTATIONJuly 2023 - Today (3 years and 1 month)Paris, FranceMission carried out 100% remotely.
- Lead developer on Compass, a multi-tenant real-time traffic data SaaS platform for highway concession companies and local authorities (county councils, metropolitan areas): collection, processing, and exploitation of field data.
- Complete overhaul of the "patrol alerts" system: retrieval of positions of highway and DIR patrols, detection of interventions, filtering, and sending to Coyote.
- Azure platform ≈ 80 client AKS instances (Helm + ArgoCD, GitLab CI) — responsible for the end-to-end development & deployment process.
- Structural work: self-profiling & resource optimization of calculation jobs, refactoring of access control / authentication / tokens, role & permission system, externalized configuration (single build for all instances), quality safeguards (non-regression tests, unit tests, ESLint, Husky, AI guidelines).
- Major technical migrations: PHP back → Node.js, front/back merge into monorepo, Leaflet → Mapbox, Vue Options API → Composition API, end-to-end TypeScript.
- Duo work with Claude Code integrated into the workflow: debugging, code review, security audit — accelerated delivery without loss of rigor.
- Skills: TypeScript, Vue.js, Node.js, Mapbox GL, .NET, PostgreSQL, Prisma, Azure, AKS, Helm, ArgoCD, GitLab CI, Claude Code, Codex
- FairlyneLead Full-Stack DeveloperTRANSPORTATIONDecember 2022 - August 2023 (8 months)Paris, FranceMissions carried out 100% remotely.
- Design and development of an identity & authentication microservice (Node.js / Express / PostgreSQL): accounts, roles, access security, external integrations (Kibana, Transportation Core, AWS SES).
- Development of an administration cockpit (Vue 3 / Quasar) for partners: users, roles, preferences, widgets, dashboards — Cognito SSO, filters, exports, fine-grained access control.
- Implementation of quality & industrialization best practices: testing, GitLab CI, Docker, linting, code structuring.
- Skills: Vue 3, Quasar, TypeScript, Node.js, Express, PostgreSQL, Knex, JWT, AWS, Docker
- CT3.devFull-Stack Designer & DeveloperSOFTWARE PUBLISHINGJuly 2022 - Today (4 years)Angresse, France
- Creation of Bébé Chou, a web application for expectant parents: educational content, games, photos, birth registry — complete lifecycle (design, architecture, full-stack, CI/CD, hosting, monitoring). Planned improvements and industrialization.
- Several projects in development in various fields: data visualization, finance, sports.
- Skills: Vue.js, Nuxt, Quasar, Node.js, MongoDB, Azure, Claude Code, Codex
Reviews
Aurélien
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Reviewed on 2/21/2023
Recommendations
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Education
- Degree in Computer Engineering and Industrial Engineering, specialization in Software EngineeringInstitut de Génie Informatique et Industriel, Department of Ecole Centrale de Lille2006Ecole d'ingénieur sur 5 ans proposant de nombreux stages pour une immersion rapide en entreprise. Formation d'ingénieur complète avec des blocs communication, langues (stage en pays anglophone et TOEIC à 750 points minimum pour obtention du diplôme), mathématiques, informatique, industriel. Spécialisation sur les 2 dernières années en génie logiciel, génie industriel ou réseaux.