Freelancer profile translated to English.

Description

Hi, I'm Rayann, a data scientist with hands-on experience in Machine Learning, GenAI, and computer vision. I specialize in building intelligent, scalable, and impactful AI solutions to help businesses make better decisions and automate complex tasks.

With a Master's in Big Data, MLOps, and AI, I've worked on various projects, from anomaly detection for SNCF to implementing AI Agents for Sanofi and detecting AI-manipulated images at SightEngine.

If you're looking for someone who is technically sharp, business-solution oriented, and easy to work with, let's connect and bring your project to life!

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Paris (up to 50km), Lyon (up to 20km), Nantes (up to 20km), Bordeaux (up to 20km)

SANOFI
AI Engineer
MEDICAL
January 2026 - Today (7 months)
Gentilly, France
Implementation of an AI agent for clinical metadata enrichment.
Integration of a chatbot into a Datalake to facilitate platform utilization with a guide possessing in-depth knowledge of the environment and capable of performing operations like catalog filtering.
Typescript Amazon Web Services MongoDB AI and Advanced Analytics AI Agent
Replay Connect
Full Stack Developer
HEALTH AND WELLNESS
September 2025 - December 2025 (3 months)
Pully, Switzerland
Website creation
Adjustment of motion detection algorithms
Analysis of AI's potential in the medtech sector
Agentic AI React.js Typescript Amazon Web Services
SightEngine
Data Scientist
DIGITAL AND IT
October 2024 - April 2025 (6 months)
Paris, France
Analysis and detection of AI-manipulated images: classification (F1-score: 98%) and segmentation (IoU: 58%).
Collection and annotation of thousands of images from public datasets or via web scraping (Selenium).
Design and training of a multi-task model.
Demonstration of the feasibility of this task.
Computer Vision Python Web Scraping Pytorch Hugging Face