Freelancer profile translated to English.
Back to original languageAbout Antoine
Losing hours on repetitive tasks? Your teams searching manually through thousands of documents? Want an AI assistant that works 24/7 on YOUR data?
I am Antoine Guerra, **AI Architect, Automation & AI Engineer**, Master's degree in Artificial Intelligence (Epitech), 8 years of experience. I design AI systems and workflows that transform business productivity.
My recent achievements (real figures):
→ E-commerce RAG Chatbot (pharma sector): 70,000 products indexed, 10 specialized AI agents, +1,000 queries/day processed with +85% perfect success rate.
→ **AI Legal Platform**: 110,000 French legal articles aggregated, hybrid search (full-text + vector), used by corporate legal departments.
→ **Smart n8n Workflows**: €5,000/month saved in automatic translation (1,700 articles/month, 4 languages), 8 hours/week saved per sales team.
→ CTO leading crypto media in Europe: 3M visitors/month, 20K articles, +300% organic traffic, editorial costs ÷2 thanks to AI.
What I build for you:
- RAG Chatbots & Assistants: Connected to your internal documents (PDFs, product catalogs, technical documentation). Your teams query your data in natural language.
- Autonomous AI Agents: Augmented search, cart composition, lead qualification. AI that acts, not just responds.
- n8n Workflows & Automation: API integrations, CRM, Gmail, translation, invoicing. Zero repetitive manual tasks.
- AI-Boosted SaaS Platforms: Complete architecture, from vectorization to production deployment.
Tech Stack:
Python, TypeScript, n8n, LangChain, OpenAI/Claude/Gemini, PostgreSQL, Supabase, Redis, Docker, React.
Complementary skills (if needed): High-performance WordPress, Odoo, Technical SEO.
English
Fluent
French
Native or bilingual
Can work on-site
Lyon (up to 50km)
Experience
- CointribuneCTOPRESS AND MEDIASeptember 2020 - June 2025 (4 years and 9 months)Lyon, FranceAs CTO of Cointribune, a crypto media reaching 3 million visitors per month, I built, optimized, and automated the entire technical platform.
- Highly customized WordPress (Composer, Timber/Twig, Tailwind, Docker, Redis) optimized for Core Web Vitals (score improved from 30 to 90/100) despite high traffic and 20,000+ multilingual articles.
- Advanced technical SEO: structured data integration, crawl-budget optimization, massive redirect management without link juice loss, URL architecture and internal linking overhaul.
- AI and RAG automation: deployment of automated workflows (proofreading, multilingual translation, SEO scoring) based on OpenAI, Gemini, and custom n8n pipelines.
- Created aninteractive loyalty program (Read to Earn), fully integrated into the site, increasing engagement and time spent on the media.
- Docker infrastructure management (Apache, PHP-FPM, MariaDB, Redis), real-time monitoring (Query Monitor, GA4, Clarity), and continuous improvement of backend performance and SQL queries.
- **Development of performant and SEO-friendly React Gutenberg blocks**, facilitating the work of editorial teams while ensuring consistency and speed.
Impact:- +300% organic traffic.
- 70% reduction in loading time.
- Halved costs for translation and proofreading via AI.
- Increased user engagement through custom loyalty tools.
- Agence MayflowerFull Stack Web DeveloperDIGITAL AND ITDecember 2017 - September 2020 (2 years and 9 months)Lyon, FranceFirst structuring professional experience in **web development and client project management**, where I quickly gained autonomy and client confidence through my ability to deliver robust and high-performance solutions.Key achievements:
- Drupal 8 E-commerce Module: synchronization of orders with the client's ERP via EDIFACT file generation and AS2 transmission, using PyAS2 under Django.
- Odoo ERP ↔ Prestashop Optimization: improvement of synchronization modules to enhance the efficiency of order and stock processes.
- Time Tracking Automation: creation of a Google Sheets ↔ Google Calendar synchronization tool via API, simplifying time tracking for the agency and clients.
- iOS Development in Swift: maintenance and feature additions, including integration of a Drupal 7 API for data synchronization with the mobile application.
- **Server Management and Deployment**, ensuring the security and performance of client environments.
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Education
- Master's Degree (Bac +5)Epitech2022Diplômé avec mention Très Bien, spécialisé en IA appliquée (RAG, automatisation, Python).
- Associate's Degree (Bac +2)Web@cadémie By EPITECH2019Diplôme obtenu avec mention très bien en étant major de promotion - Apprentissage du web, découverte des notions de serveur, de git, de travail en équipe. Gestion de plusieurs projets.
Certifications
- Fullstack Web DeveloperEpitech2019
- Master's Degree in Artificial Intelligence — RAG & NLP SpecializationEpitech2022