About Mathias
Senior Data Scientist - Gen AI & Forecasting
- Expertise in solving complex data challenges.
- A results-driven approach to ensure business impact.
- The ability to turn raw data into clear, actionable strategies.
French
Native or bilingual
English
Fluent
Experience
- Esport companyData Scientist - Gen AIFebruary 2025 - Today (1 year and 4 months)Intelligent Champion Draft System (Recommander + Chatbot)Designed a recommander system using statistical and similarity search methods to recommend optimal picks.Integrated LLM layer to allow natural queries. Deployed system via Django + Fast API, Docker & Cloud Run. usable by coaches during prepations phases
- AvisiaData ScientistCONSULTING AND AUDITSAugust 2023 - Today (2 years and 10 months)Paris, FranceData scientist in Luxury retail :
- Sales forecasting on shoes :
- Developed and deployed in production multiples models of sales forecastingfor new shoe collections- Seasonal Coefficients Calculation Project for Products :
- Clustered products based on their sales time series, followed by thecalculation of weekly sales weights for every cluster- Developed a multi modal (using text and images) classification system toassign new- Product Recommendation Project :
- based on visual similarity between different products.Finetuned an embedding model to provide more accurate recommendationsand adapted to LV.- Implemented a multimodal approach by incorporating bothvisual and textual data (LLM Based) to enhance the precision of the recommendationsDeployed those 3 projects in production on dataiku / GCP, incollaboration with the data engineer team- Internal project - Chatbot :
Developed a chatbot based on a RAG to assist the customer servicedepartment of an automotive company. - SolaryData ScientistVIDEO GAMES AND ANIMATIONOctober 2022 - October 2023 (1 year)Tours, FranceHidden Account detection system- Built a detection system to identify hidden training accounts via clustering, behavioral pattern analysis and anomaly detection.Esport Analytic Dashboard - Fullstack Web Platform- Developed a fullstack web dashboard for esports teams (Django Bigquery + dynamic data pipelines) aggregating scouting reports, hidden account detection, match stats and insightsfrom all custom tools.Used daily by coaching staff for decision making, strategy decisions and performance follow up
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Education
- Licence, MathématiquesUniversité Savoie Mont Blanc2020Licence, Mathématiques
- Master 2 (M2), Modélisation mathématique et analyse appliquéeUniversité Savoie Mont Blanc2020Master 2 (M2), Modélisation mathématique et analyse appliquée