Louis Melliorat
Data Scientist | ML Engineer | Agent IA | Chatbot
Salary / Daily rate
Toulouse, France
Mobility: Paris, Lyon, ...
Freelance
Can come onsite
Skills
Languages
Work experience
Machine Learning Engineer
DoctolibFreelance
Feb 2024 - Present
2 years 9 months
Paris, France
Designed and developed a multi-agent system integrated into Doctolib’s product to handle customer support requests : ▻ Built an intelligent chatbot based on a multi-agent architecture, enabling seamless interaction with specialized agents capable of addressing a wide range of support scenarios : ▻ Integrated advanced features for handling complex queries and automating actions such as responding to requests, clarifying user intent, updating database records, and requesting user validation before executing critical operations. Optimized a production-grade Retrieval-Augmented Generation (RAG) system: ▻ Reduced latency to improve user experience. ▻ Refined retrieval strategies to increase the relevance of returned results. ▻ Optimized codebase for performance and maintainability.
Machine Learning Engineer
Lucidia Health IntelligencyFreelance
Oct 2024 - Present
2 years 1 month
Optimized a virtual assistant for administrative and financial teams in healthcare institutions: ▻ Improved the accuracy and reliability of generated responses. ▻ Designed an optimization and evaluation pipeline using RAGAS. ▻ Enriched the system using a GraphRAG approach to leverage healthcare knowledge graphs. ▻ Implemented an agentic architecture to handle more complex queries.
Data Science Teacher
ENAC - Ecole Nationale de l'Aviation CivileFreelance
Jan 2019 - Present
7 years 10 months
Toulouse, France
▻ Ecole Nationale de l'Aviation Civile (ENAC) ▻ ISAE-SUPAERO ▻ Toulouse School of Economics (TSE)
Machine Learning Engineer
cosmaFreelance
Mar 2024 - Oct 2024
8 months
Developed a machine learning pipeline for automated seabed image processing: ▻ Annotated images using Segment Anything (SAM). ▻ Fine-tuned a YOLO model for species habitat segmentation. ▻ Geo-referenced habitat projection on a web application.
Capgemini Invent
Apr 2018 - Dec 2023
5 years 9 months
Toulouse, France
Lead Data Scientist | Machine Learning Engineer
Jun 2023 - Dec 2023
7 months
Toulouse, France
Lead & Managing Consultant on different projects: ◘ End-to-end development of a Retrieval Augmented Generation (RAG) application based on Large Language Models (LLMs), proprietary and open-source, for querying multimodal databases. ◘ Development of a scalable data processing pipeline for the company's internal data, integrating information enrichment through the use of Large Language Models (LLMs). ◘ Set up an experiment on the impact of Generative AI and code assistants on developer productivity. Stack: ◘ Cloud: AWS, Azure Microsoft ◘ MLOps : Docker, FastAPI, Terraform, Github Actions, Pytest ◘ Data Science & Engineering : Hugging Face, LLMs (OpenIA, Falcon, Dolly, ...), Databricks ◘ Frontend : Streamlit
Senior Machine Learning Engineer
Apr 2018 - May 2023
5 years 2 months
Région de Toulouse, France
Worked for a variety of clients in different sectors: ◘ Developed an assessment tool for cancer patients' living environments, to quantify hospital accessibility and quality of life. ◘ Designed a predictive tool based on Markov Chains for hospital capacity management, forecasting bed requirements and preventing hospital saturation. ◘ Optimized a data processing pipeline for connected vehicles, efficiently handling massive data volumes. ◘ Deployed a multi-task model based on a deep learning architecture for analyzing and extracting information from textual reports. Stack: ◘ Cloud: AWS, Azure Microsoft, Foundry ◘ MLOps : Docker, FastAPI, Pytest, TensorBoard ◘ Data Science & Engineering : NLP, Keras, Scikit-Learn, LSTM, XAI, Pyspark, Databricks ◘ Frontend : Streamlit, React, Mapbox, Figma
Data Scientist - Airbus Skywise
Sogeti
Jan 2017 - Mar 2018
1 year 3 months
Région de Toulouse, France
◘ End-to-end development of a supplier scoring application to predict and anticipate non-compliance for supply chain risk management.
Data Scientist Intern
Sogeti
Feb 2016 - Aug 2016
7 months
Région de Toulouse, France
◘ Implemented an anomaly detection solution for log data using unsupervised learning. ◘ Developed a customer scoring model based on NLP for incident ticket system analysis, optimizing SLA management and customer satisfaction.
Data Science Intern
CIRANO
Jul 2015 - Oct 2015
4 months
Région de Montréal, Canada
◘ Designed a portfolio management algorithm for value investing strategy, selecting high-performing companies from accounting and financial databases to outperform a stock market index.
Education
INSA Toulouse - Institut National des Sciences Appliquées de Toulouse
Génie Mathématiques et Modélisation - Méthodes et Modèles Statistiques
2012 - 2016
5 years
Université Paul Sabatier Toulouse III
Licence 2 Mathématiques
2010 - 2012
3 years