Freelancer profile translated to English.
Back to original languageAbout Eliott
Hello !
I am a Data Scientist / Data Engineer with four years of experience in FinTech and e-commerce, after graduating from ESSEC Business School and CentraleSupélec, with a specialization in Computer Science and Data Science.
I can help you with your Machine Learning, Data Scraping, and automation projects:
✅ Data Science Expertise: prediction models, anomaly detection, chatbot construction (RAG + LLM).
✅ Complete development of machine learning models: data cleaning, feature engineering, modeling, evaluation, deployment.
✅ Experience in start-up and scale-up environments, on FinTech and e-commerce projects, able to bridge the gap between tech and business teams.
Technologies used: Python, SQL, Flask, ETL tools (Airbyte, Stitch, Dagster), databases (Snowflake, Postgres)…
French
Native or bilingual
English
Native or bilingual
Spanish
Fluent
Remote only
Primarily works remotely
Experience
- TheGuarantors - Rental Insurance FinTechData Engineer - Data ScientistBANKING AND INSURANCESeptember 2022 - November 2025 (3 years and 2 months)New York, United StatesDesign and orchestration of end-to-end data pipelines: Airbyte, Stitch, Dagster, dbt.Ingestion and processing of data into data warehouses: Snowflake, Postgres.Development of a Machine Learning model over the entire lifecycle:- Payment default prediction, binary classification- Data cleaning, feature engineering, modeling, evaluation, deployment- Construction of the dataset to correct class imbalance and target maturity lag- Design of relevant features from new data sourcesDevelopment of RAG + LLM chatbots with LangChain: increasing user engagement and reducing operational costs.Implementation of an anomaly detection system to monitor fragile KPIs subject to strong seasonality.
- AllphinsProduct owner internBANKING AND INSURANCEAugust 2020 - January 2021 (5 months)Paris, FranceAllphins - Risk management software for (re)insurers.Use of Agile methodology to coordinate continuous product improvement.Collaboration with the development team to prioritize work.Design of new software features, improvement of UX/UI.
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Education
- Engineering degreeCentraleSupélec2022Cursus ingénieur Majeure en Mathématiques et Data Science, Mineure en Entrepreneuriat Mathématiques, Statistiques, Machine Learning, Deep Learning, NLP, Reinforcement Learning, Ingénierie logicielle, Physique
- Master of ManagementESSEC Business School2022Master in Management - Programme Grande école Economie, Finance, Comptabilité, Marketing, Droit, Stratégie d’entreprise Expérience entrepreneuriale : simulation de la création d’une start-up pendant neuf mois Track « Innovation, Entrepreneurship and Sustainability » à Singapour