Corentin Martel
Data Scientist
Lyon, Auvergne-Rhône-Alpes, France
Summary
👤
Senior🎓
Top SchoolCorentin Martel is an experienced Data Scientist and freelance consultant based in Lyon with 11 years of practice delivering machine learning, NLP and BI solutions across e‑commerce, SaaS and research contexts. He builds production-ready pipelines and APIs—Dockerized and deployed—for recommendation engines, image classification and large-scale document categorization, often combining Deep Learning with pragmatic feature engineering. His portfolio spans from clustering and SEO keyword grouping to multilangual content similarity and RNN-based recommender systems for catalogs of hundreds of thousands of items. Former research engineer trained at Arts et Métiers, he brings strong experimental rigor and real-time data acquisition experience from earlier lab and industrial projects. As a mentor for OpenClassrooms and a repeat collaborator for agencies and platforms like Toptal and Efficy, he pairs hands-on implementation with the ability to translate results into business KPIs. Notably, he frequently delivers fast PoCs that scale into production, emphasizing measurable impact such as engagement optimization and lead qualification.
11 years of coding experience
3 years of employment as a software developer
Classe préparatoire PTSI/PT, Classe préparatoire PTSI/PT at Lycée VauvenarguesDiplome d'ingénieur, Ingénierie, Diplome d'ingénieur, Ingénierie at Ecole nationale supérieure d'Arts et MétiersBaccalauréat général scrientifique, spécialité sciences de l'ingénieur, Mention Bien (15,5/20), Baccalauréat général scrientifique, spécialité sciences de l'ingénieur, Mention Bien (15,5/20) at Lycée J.Duhamel
French, English
Stackoverflow
3,561reputation
467kreached
89answers
38questions
python
top-5%
machine-learning
top-5%
multiprocessing
top-5%
Github Skills (30)
python10
data-science10
statistics10
machine-learning10
scikit-learn10
data-analysis10
scikit9
multiprocessing9
mws8
onehot-encoding6
flask6
parallel-processing6
pythonanywhere6
amazon6
categorical-data6
Programming languages (2)
Github contributions (5)
LaboratoireMecaniqueLille/Ximea
Oct 2014 - Apr 2016
Contributions:12 commits, 1 push in 1 year 6 months
CoMartel/Char-RNN
Feb 2019 - May 2019
My Keras implementation of Char-RNN
Contributions:12 pushes in 3 months
rnndeep-learningchar-rnnchartensorflow
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