Mustafa Caglayan
Data Scientist
Salary / Daily rate
Paris, France
Mobility: London, Manchester, ...
Freelance, open to permanent contract
Can come onsite
Skills
Languages
About me
Intro
Data scientist with 3+ years at top companies like Air France-KLM and Nestlé, specializing in ML forecasting and dashboard development. Built 30+ performance dashboards, deployed LLM solutions, and led migration of forecasting tools for 200+ products. Expert in Python, PowerBI, and translating complex data into actionable business insights.
Work experience
Data analyst
Air France Industries KLM Engineering & Maintenance
Sep 2024 - Oct 2025
1 year 2 months
- Designed and managed 30+ dashboards to monitor aircraft maintenance performance (aircraft, safety, reliability) - Made data accessible for operational teams through clear, interactive dashboards - Developed a forecasting tool using Machine Learning (NLP, statistical twins, IQR) to anticipate maintenance needs and optimize costs - Deployed a local LLM (POC) to semantically analyze thousands of customer reviews pinpointing high-impact business issues Tool used: Python (Sckit-learn, XGBoost, Pandas/Polars), PowerBI, Spotfire
Data scientist
Nestlé France S.A.S.
Oct 2022 - Oct 2024
2 years 1 month
92130 Issy-les-Moulineaux, France
- Led the migration of a sales forecasting tool for over 200 products using Meta's open-source model "prophet" - Translated complex analyses into actionable recommendations for Supply Chain and Sales teams - Facilitated collaboration between business and technical teams to ensure successful data projects Tool used: SAS Viya, PowerBI, Python (Pandas/Polars, Sckit-learn)
Chargé de modélisation statistique / actuariat
CNP Assurances
Sep 2021 - Oct 2022
1 year 2 months
Paris et périphérie
- Génération automatisé de justificatif de commissionnement. - Réalisation d'un outil de projection à destination d'une trentaine de banques partenaires. Logiciels utilisées: Python, SAS et Excel.
Education
Université Paris Dauphine - PSL
Master 2 (M2)
2024 - 2025
1 year 2 months
Université Paris Dauphine - PSL
Master 1 (M1)
2023 - 2024
1 year 2 months
Université Paris Dauphine - PSL
L3 MIAGE
2022 - 2023
1 year 2 months
Université Paris Cité
Diplôme universitaire de technologie (DUT)
2020 - 2022
3 years
Lycée Hélène Boucher
Baccalauréat Scientifique
2016 - 2020
5 years