Freelancer profile translated to English.
Back to original languageAbout Cyril
AI Engineer and Senior Full-Stack with 6 years of experience. I build complex web applications, SaaS, and large-scale systems.
At Arianee (4 years): tech lead on 8 enterprise rollouts (Darty, Breitling, JMM), DDD refactoring on 13 stories, ClickHouse analytics pipeline built in 5 days, transaction manager handling 10k tx/hour. 600+ tickets delivered.
In parallel, I maintain a SaaS in production at $1.5k/mo MRR, solo, from architecture to deployment.
Expertise: Claude Code, Claude API, Anthropic SDK, MCP servers (Model Context Protocol), AI agents in production, AI workflows, LLM integration into existing pipelines, RAG.
Stack: Claude Code, Claude API, MCP, AI Agents, React, Next.js, TypeScript, Node.js, PostgreSQL, ClickHouse, Docker, Supabase, Stripe, Vercel.
Ideal missions: Claude Code implementation, dedicated AI agent deployment, LLM-based workflow refactoring, AI-native rebuild of existing SaaS. Also: senior fullstack reinforcement, architecture & refactoring
French
Native or bilingual
English
Native or bilingual
Remote only
Primarily works remotely
Experience
- ArianeeSenior Full-Stack & AI Engineer — Claude Code, AI Agents, Next.js, ClickHouseTECHJuly 2022 - Today (4 years and 1 month)Aix-en-Provence, FranceSenior Full-Stack Engineer and tech lead at Arianee, a Web3 SaaS platform for Digital Product Passports for luxury and retail. 600+ tickets delivered, 87% completion rate, cadence of 24 tickets/month in 2026.Key achievements:- Tech lead on 8 enterprise rollouts: Darty, Breitling, JMM, Schmidt, Beko, Envie, Nomad, Phigora- Deployment of dedicated AI agents (Claude Code) for marketing, finance, dev, and delivery teams- DPP Portal built from scratch in 7 phases: scan, lookup, passport CRUD, dynamic events, camera/media- End-to-end ClickHouse analytics pipeline built in 5 days: PG migrations, Docker Compose, sync worker, query builder with security scoping and rate limiting- Domain-Driven Design refactoring on 13 stories: entities, PostgreSQL repositories with pg_notify, CSV/API ingestion pipelines- Transaction Manager v2: complete rewrite, 10,000 blockchain tx/hour, error recovery, retry, nonce management- Custody Gateway: Wallet-as-a-Service built from scratch, migration to DFNS- Migration of 80,000 NFTs from a private chain to Polygon Supernet
- MedisysFull-Stack DeveloperMEDICALJuly 2020 - July 2023 (3 years)Aix-en-Provence, FranceFull-stack development within a software vendor for the medical sector. Design and maintenance of business web applications used by healthcare professionals.Stack: Angular, PHP, MySQL, REST API. Environment demanding in reliability and data security (health).Work across the entire cycle: specifications, development, testing, deployment, maintenance. Direct collaboration with product teams
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Education
- BaccalaureateEmile Zola2016