About Simon
- Traduction des besoins business en problèmes de mathématiques appliquées
- Expertise en traitement de données, machine learning, deep learning et en statistiques (fréquentiste ou bayesienne)
- Encadrement technique de data scientists
- Mise en production d'algorithmes
English
Fluent
French
Native or bilingual
Experience
- CalibraFreelance machine learning engineerINTERNET OF THINGS (IOT)September 2020 - Today (5 years and 9 months)Paris, FranceLarge language models (LLM) training, finetuning and serving for translation, rephrasing, spellchecking for a web application with millions of daily usersDesigned LLM-based evaluation methodologies involving iterative alignment with linguistsLed a team of 5 engineers to build LLM training pipelines on flexible infrastructure via kubeflowBuilding LLM for chess move analysis: evaluation methodology, corpus collection, synthetic data generation, finetuning from open source pretrained modelsResearched and deployed state of the art algorithms to build cybersecurity user-based detection techniques (unsupervised decision trees, deep learning, graph techniques)Built and optimized a real time prediction engine for newsletter advertiser selection, for 10M impressions per dayShorter missions: bayesian modeling of google shopping ads, unsupervised bank clients profiling, built a facial landmark aging algorithm for to help nose surgery, taught a Spark course for master students
- KeymanticsHead of Data SciencePRESS AND MEDIASeptember 2017 - August 2020 (3 years)Paris, France
- Worked closely with the product and dev teams to build a successful media buying solution from scratch
- Recruited, managed and provided technical mentorship to data scientists
- Researched and coordinated efforts to deploy real time bidding algorithms with volume and latency constraints (40k predictions/second, 5ms latency)
- Researched and deployed semantic embeddings for keyword suggestion and reach estimation
- MFG LabsData scientistCONSULTING AND AUDITSFebruary 2014 - July 2017 (3 years and 6 months)Paris, France
- Data driven cross-country media optimization (offline and online) for an automotive company
- Hotel meta-search (tripadvisor, trivago) bidding automation & optimization for a leading travel agency
- Designed a recommender system for newsletter personalization of 10M users, driving a 20% sales increase
- Research and development of algorithms for real time bidding algorithms
- Study of log-level site-centric data to evaluate display campaign impacts andtarget segmentation
- Quantitative analysis of Facebook likes for media buying optimization: large scale clustering, affinity prediction under reach constraint
- Built a web application to predict real estate prices in France
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Education
- Master Degree in Statistics, Probability and Finance (Master Modélisation Aléatoire, Université Paris 7)Université Paris 72012
- Ingénieur économisteENSAE2012