About William
French
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English
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Experience
- CarrefourSenior Data ScientistRETAIL (LARGE RETAILERS)June 2023 - Today (2 years and 11 months)Paris, FranceFraud detection inside retail stores● Implemented 𝐨𝐛𝐣𝐞𝐜𝐭 𝐝𝐞𝐭𝐞𝐜𝐭𝐢𝐨𝐧 and 𝐭𝐫𝐚𝐜𝐤𝐢𝐧𝐠 of store items using Yolov8 and ByteTrack.● Deployed solution for live cameras in public stores.● Achieved 80%+ detection rate for fraud cases.● Tools: 𝐏𝐲𝐭𝐡𝐨𝐧, 𝐏𝐲𝐭𝐨𝐫𝐜𝐡, 𝐆𝐨𝐨𝐠𝐥𝐞 𝐂𝐥𝐨𝐮𝐝, 𝐃𝐨𝐜𝐤𝐞𝐫, 𝐒𝐐𝐋Fraud detection inside retail stores ●
- BNP PARIBAS SASenior Data Scientist | NLP Research | Deep LearningBANKING AND INSURANCEApril 2020 - June 2023 (3 years and 3 months)Paris, FranceDocument AI Platform● Designed, built, and deployed a production-ready library for information extraction using 𝐓𝐫𝐚𝐧𝐬𝐟𝐨𝐫𝐦𝐞𝐫𝐬 (LayoutLM, LayoutLMv3, ...).● Automated data tagging, cleaning, processing, 𝐟𝐢𝐧𝐞-𝐭𝐮𝐧𝐢𝐧𝐠 & evaluation.● Impact: 𝟒𝟎+ 𝐝𝐞𝐞𝐩 𝐥𝐞𝐚𝐫𝐧𝐢𝐧𝐠 𝐦𝐨𝐝𝐞𝐥𝐬 𝐢𝐧 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧, 6 clients, 2M€ revenue, 5M datapoints.● 𝐓𝐞𝐜𝐡 𝐥𝐞𝐚𝐝𝐞𝐫 in an agile team, with a strong focus on exploring new ML ideas.● Research: Authored and co-authored 𝟒 𝐩𝐚𝐩𝐞𝐫𝐬 on Document Understanding tasks.● Tools: 𝐏𝐲𝐭𝐡𝐨𝐧, 𝐏𝐲𝐭𝐨𝐫𝐜𝐡, 🤗 𝐓𝐫𝐚𝐧𝐬𝐟𝐨𝐫𝐦𝐞𝐫𝐬, 𝐍𝐋𝐏, 𝐃𝐨𝐜𝐤𝐞𝐫, 𝐊𝐮𝐛𝐞𝐫𝐧𝐞𝐭𝐞𝐬, 𝐌𝐋𝐅𝐥𝐨𝐰.Miscellaneous● Object Detection, Image Segmentation, Anti-Money Laundering, Transaction classification, NER.
- GoProMachine Learning Research | Computer VisionENTERTAINMENT AND LEISUREFebruary 2019 - August 2019 (6 months)Issy-les-Moulineaux, FranceSuper Resolution (x4 Image Upscaling)● Conducted 𝐒𝐎𝐓𝐀 𝐬𝐭𝐮𝐝𝐲 and paper reviews on Super Resolution.● Implemented RAISR and researched for speed and performance optimizations.● Stayed updated with the latest AI/ML developments through daily news reading.● Tools: 𝐏𝐲𝐭𝐡𝐨𝐧, 𝐏𝐲𝐭𝐨𝐫𝐜𝐡, 𝐆𝐢𝐭, 𝐂𝐍𝐍, 𝐑𝐞𝐬𝐍𝐞𝐭.
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Education
- Master of Science (Computer Science)CentraleSupelec2020CentraleSupélec Master in Machine Learning