Antoine Mellerio

Freelance

Salaire / Taux journalier

Paris, France

Freelance

À distance uniquement

Expertises

Data EngineeringData SciencePythonDéveloppeur BackendLLMs / Large language modelsNLP / Natural Language ProcessingScrapingDéveloppement FrontendData AnalysisReactRedisData VizualizationETLBig DataDeep LearningIAAzureRequêtes SQLAWSMachine LearningGoogle BigQueryMicrosoft Azure Cosmos DBPostmanDatabricksSwagger/OpenAPIGoogle Cloud PlatformGitIngénieur DataLookerDockerData ScientistNotionJiraSQLiteRESTful APIsGitHubA/B testingAmplitudePostgreSQLGitLabTableauFastAPITerraformIngénieur Machine LearningMySQLIngénieur IAScrumStratégie & Consulting

Langues

Anglais (Maternelle)Français (Maternelle)Espagnol

À propos

Introduction

Data Scientist - Backend Developer - AI Engineer 🎯 Specialized in the development and deployment of generative AI applications ✅ Advanced experience in agentic AI and RAG systems 🧩 Handling CI/CD and infrastructure to deploy at scale Let's connect !

Liens

Expérience de travail

Data Scientist

PhotoroomFreelance

janv. 2026 - Présent

10 mois

Paris, France

Development of a photo editing tools recommendation system for application users. Training and deploying a Machine Learning model that uses the user's past behaviors to predict the best tools for them. - Analysis of user view/click behavior - Development of a machine learning recommendation model trained with Metarank on view and click history - Implementation of recommendation API endpoints - A/B testing using Amplitude Stack : Python, Docker, Machine Learning, Metarank, Amplitude, MLflow

GenAI Data Scientist

Publicis

oct. 2023 - janv. 2026

2 ans 4 mois

Paris, France

Development, optimisation and production deployment of GenAI apps for the internal use of the company (100 000 employees). • chatbot agent with multiple tools • advanced RAG • custom image generation pipelines Stack : python, FastAPI, Langchain, LangGraph, Docker, Azure, Bicep (Infra as a service), advanced CICD

Freelance

Malt

nov. 2022 - nov. 2023

1 an 1 mois

À distance

Creation of an end-to-end pipeline including data collection using external APIs, data processing and dashboarding. https://www.malt.fr/profile/antoinemellerio

AI Engineer - R&D

Accenta.ai

avr. 2023 - juin 2023

3 mois

92100 Boulogne-Billancourt, France

Accenta optimizes the heating systems of buildings, and pilot the heat distribution. Multiple AI algorithms have been developed based - among others - on energy consumption predictions. The objective of the internship is to conduct a survey on the latest forecasting technics and to test the ones that match the most to our context. We gave a specific focus on statistical models and on recurrent neural networks.

Data Scientist

Artefact

avr. 2022 - août 2022

5 mois

Paris, France

Forecasting project for a large retailer. More precisely, development of demand reconstruction models on historical data when out-of-stocks occured. This reconstruction yields to better predictions on the futur sales. The codes are written in python on AWS. Development and packaging of a recommendation system for consumer intelligence. The objective is to recommend products for each client of a large retailer.

Data Engineer

Accenture

févr. 2021 - juil. 2021

6 mois

Paris, France

Development of an automatic resume analysis module for the company's Machine Leaning Text Analyser software (MALTA). Module developed with Javascript leveraging OCR (Optical Character Recognition) and Machine Learning models.


Formation

École Polytechnique

Master of Science, Data Science for Business

2021 - 2023

2 ans 1 mois

HEC Paris

Master of Science, Data Science for Business

2021 - 2023

1 an 11 mois

Arts et Métiers ParisTech - École Nationale Supérieure d'Arts et Métiers

Master, General Engineering

2017 - 2021

4 ans 9 mois

Universidad Carlos III de Madrid

Spécialisation, Data Science

2020 - 2021

6 mois

Université Paris Dauphine - PSL

Bachelor, Applied Economics

2018 - 2019

11 mois

La Salle - Passy Buzenval

Classes préparatoires aux grandes écoles (CPGE), Mathematics, Physics and Industrial Sciences

2015 - 2017

1 an 10 mois

Portfolio

Recommendation system

Agent and RAG

Le meilleur endroit pour trouver votre prochaine opportunité

© 2026. Tous droits réservés.