Freelancer profile translated to English.
Back to original languageAbout Sebastien
With over 10 years of experience as a consultant for large corporations and startups. I have supported +20 companies as an AI and data science expert on large-scale projects. From R&D to production deployment.
I specialize in AI project management, deep learning, and computer vision, with a particular focus on fraud and document analysis.
In 2024, with a partner, I am launching Docusan, a SaaS platform dedicated to large-scale document fraud detection, where I am currently the CTO.
Currently available for freelance missions, feel free to contact me to discuss your project.
Expertise :
• AI / Data Science Projects
• GenAI, Agentic, RAG
• Machine Learning, Deep Learning
• Fraud Detection & Document Forensics
• Cloud Deployment & MLOps
• Document AI, NLP
• Computer Vision
French
Native or bilingual
English
Fluent
Portuguese
Fluent
Spanish
Conversational
Can work on-site
Paris (up to 50km), Nice (up to 50km), Lyon (up to 50km), Bordeaux (up to 50km), Marseille (up to 50km)
Experience
- MaltSenior Machine Learning EngineerApril 2026 - Today (2 months)Integrated into the matching squad, I am involved in the redesign of the opportunity sourcing system for freelancers. Recommendation system.
- ConfidentielSenior AI EngineerSOFTWARE PUBLISHINGDecember 2025 - April 2026 (4 months)Implementation of an agent aimed at improving the historical voice input and billing tool, for one of the company's flagship solutions.Speech-to-text + OCR -> structured output -> HITL
- DocusanCo-Founder & CTOSOFTWARE PUBLISHINGJanuary 2024 - Today (2 years and 5 months)Paris, FranceDocusan is an AI solution dedicated to document fraud detection: deepfake detection, photo retouching, PDF forensics, etc. It relies on proprietary computer vision algorithms and AI agents capable of understanding documents and accurately identifying forgeries in images or PDF files.We have designed a suite of state-of-the-art detectors based on 5 years of R&D in computer vision, language processing, and file forensic analysis, and have deployed them for scalable production use.My key responsibilities:- Management of the product roadmap and strategic priorities.- Selection, design, and optimization of technical architectures.- Transversal expertise: Cloud, Backend, Data & AI.- Technical supervision of external providers.- Conducting applied research and R&D experiments.
Reviews
L
Laure
Creasana
Reviewed on 6/24/2024
Thibault
Pitchpals
Reviewed on 6/13/2024
Recommendations
PB
YC
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Education
- MS Big Data and Data ScienceTelecom Paris2018Cours principaux : - Machine learning avancé - Deep learning - Reinforcement Learning - Modèle de Markov Caché (HMM) - Data visualization - Web Scraping et données du web - Architectures et bases de données distribuées - Statistiques et économétrie - Optimisation - Data science
- Industrial Engineering DegreeINSA Lyon2014Cours principaux : - Probabilités et statistiques - Analyse de données - Optimisation - Théorie des graphes et chaines de Markov - Gestion de projet - Supply chain - Logistique - Gestion de production - Lean 6 sigma
Certifications
- PyTorch: Deep Learning and Artificial IntelligenceUdemy2022
- Use non-linear supervised modelsCentraleSupélec2019