Alex Chauvin, PhD

Postdoctoral Researcher | Bioinformatician

Salaire / Taux journalier

Marseille, France

Mobilité : Lille, Rome, ...

Freelance, ouvert au CDI

Peut venir sur site

Expertises

Machine LearningAWSData ScienceDockerMySQLMongoDBRedisElasticsearchDeep LearningRTableauC#ETLGitData VizualizationÉtude de marchéData ScientistRequêtes SQL

Langues

Français (Maternelle)Allemand (Courant)Anglais (Courant)Italien (Courant)Espagnol (Courant)

À propos

Introduction

Lead Data Scientist @TradeIn | International Data Scraper 🗺️ | AI Strategist 📈​ | Machine Learning 💻 | Particle Physics ⚛️ | Scientific Mentor 🔭 ⚛️ Former particle physicist at CERN, I have studied and worked in various laboratories across Europe 🧑🏼‍💻 Specialised in statistics and data science tools for quotations in finance and insurance 🧑🏼‍🏫 Interests in popularisation of Science, thus in teaching, communication and management

Liens

Expérience de travail

Postdoctoral Researcher

Institut Paoli-Calmettes

janv. 2025 - Présent

1 an 10 mois

Marseille, France

Performing multi-omics data analysis for translational research on Pancreatic Ductal AdenoCarcinoma (PDAC), integrating several omics to identify novel biomarkers and therapeutic targets for precision medicine

Statistical & ML Modeling Expert

CGI Finance

oct. 2023 - janv. 2025

1 an 4 mois

59700 Marcq-en-Barœul, France

As a Statistical & ML Modeling Expert, I developed and deployed machine learning models for financial risk assessment, enabling more precise credit granting decisions for corporate vehicle financing. Beyond model development, I built scalable ML pipelines, optimized data architectures, and integrated data-driven methodologies to improve financial decision-making. 📌 Risk Modeling & Deployment: Built ML models (XGBoost, Bayesian inference) reducing financial risk exposure by 50% while increasing credit approval rates by 20%, 📌 ML Pipeline Automation: Developed end-to-end MLOps workflows (CI/CD, Docker) for scalable model deployment and monitoring, 📌 Frequentist Statistical Analysis: Designed data-driven metrics to assess business introducers’ related risk, 📌 Data Enrichment & Feature Discovery: Integration of new data sources (macroeconomic indicators, alternative financial data) to boost model accuracy, 📌 Tech Stack Transformation: Led migration from old to no/low-code data architecture stack, streamlining data workflows for low-code analytics adoption and improving data integration workflows for models

Lead Data Scientist

TradeIn

mai 2021 - août 2023

2 ans 4 mois

Lille, France

- Manager of a five members data science team, - Study and forecast of companies payment behaviour using machine learning (Randomised forest models, NNs, Time Series), - International companies scoring on financial solvency and B2B risks (conformity, corruption, ESG), - Data sourcing techniques development and pipeline setups, - Relational databases (MySQL, MongoDB, redis, elasticsearch) management in a cloud environment (AWS)} management in a cloud environment (AWS)}

PHD Student

Università degli Studi di Cagliari

nov. 2017 - mars 2021

3 ans 5 mois

• Title: Low-Mass dimuons study at forward rapidity in pp collisions at √s = 5.02 TeV with the ALICE collaboration • Extraction of low-mass mesons and study of the strangeness enhancement • Expertise of the muon-chamber tracker and trigger • Tutoring of experimental Physics • Attending PhD school and PhD classes: experimental studies of QGP, Pythia8

Reaserch Assistant

Technische Universität München

mai 2015 - déc. 2017

2 ans 8 mois

85748 Garching bei München, Allemagne

• Research assistant position in the ALICE collaboration • Study of the Quark Gluon Plasma with low mass dielectrons • Investigation of the dielectron mass spectrum with RUN II data • Special focus on the rejection of photons conversion using machine Learning (TMVA) • Service Task: Online Calibration of the Time Projection Chamber using the High Level Trigger

Private Tutor

Methodia

sept. 2014 - mai 2015

9 mois

Grenoble Area, France

Tutor in Mathematics, Physics and Chemistry : Teaching of middle/high school and Bachelor students

Master Thesis

Laboratoire de Physique Subatomiques et de Cosmologie

mars 2014 - juil. 2014

5 mois

Grenoble Area, France

Prospects of extra dimension phenomena in the diphoton channel with the ATLAS detector. Tools used: - ROOT5 - PYTHIA6/8 - BAT (Bayesian Analysis Tool)

Student Worker

Universidad Complutense de Madrid

juil. 2013 - août 2013

2 mois

Madrid Area, Spain

Study of Silicon Photo-Multipliers (SIPMs) for the MAGIC experiment Tool: - Labview

Student

CERN

avr. 2013 - mai 2013

2 mois

Geneva Area, Switzerland

Visits of laboratories and experiments carried out on scintillators, and photomultipliers

Bachelor Student

Laboratoire Physique Théorique

juin 2012 - juil. 2012

2 mois

91400 Orsay, France

Study of ongoing research on the Higgs boson at the LHC

Student

Laboratoire de Physique de l’Etat Condensé

avr. 2011 - mai 2011

2 mois

Le Mans, France

Production of thin films by sputtering deposition and characterisation of the deposits


Formation

Université Grenoble Alpes

Master of Science - MS, Elementary Particle Physics

2013 - 2014

1 an 1 mois

Résultat : Honor

Københavns Universitet - University of Copenhagen

Master's degree, Fundamental Physics

2012 - 2013

1 an 1 mois

Paris-Sud University (Paris XI)

Bachelor's degree, Fundamental Physics

2009 - 2012

3 ans 1 mois

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