
Hamza Ouhssaine
data scientist
Salaire / Taux journalier
Paris, France
Mobilité : Lyon, Marseille, ...
Freelance
Peut venir sur site
Expertises
Langues
À propos
Introduction
I am a Data Scientist with 6 years of experience delivering end-to-end AI and big data solutions in banking & finance, and industrial, and financial and travels sectors. Expert in computer vision, predictive modeling, and anomaly detection with a track record of driving operational efficiency and actionable insights. I have a proven ability to lead complex projects, optimize production processes, and deploy high-impact ML models in real-world scenarios.
Expérience de travail
Data Scientist Gen AI
Natixis Corporate & Investment Banking
janv. 2026 - Présent
10 mois
Paris, France
- Build and deploy Generative AI solutions (LLM, RAG, AI agents) for finance and accounting processes - Analyze large-scale financial datasets to extract insights and improve business performance - Collaborate with finance, IT, and business stakeholders to translate needs into data-driven solutions - Automate financial processes such as reporting ...
Data Scientist
ArcelorMittal France
déc. 2022 - déc. 2025
3 ans 1 mois
Marseille et périphérie
Leverage state-of-the-art computer vision techniques to : - recognize products’ ids from images with a character error ratio of 0.098%. - control steel cooling process. - products anomaly detection. - detect water and defects in support rolls during the steel continuous casting.
Big Data Engineer
Amadeus
août 2021 - oct. 2022
1 an 3 mois
Nice, France
Big data engineer at Amadeus revenue management departement : - ETL creation and maintenance. - Code testing and production deployment . - Airlines we worked with : Southwest, Polish Airlines, Singapore Airlines, Kuwait Airways ...
intern data scientist
Meelo
mars 2020 - oct. 2020
8 mois
Lille, France
- Optical Character Recognition for specific administrative documents using state-of-the-art technology for documents' OCR. Architecture based on LSTM, CNN neural networks and Tranformers. - Develop an API to recognize the tax reports and compute the financial score of a company. - Detection of fraud/non-payment in the field of consumer credit using machine learning algorithms and open data (INSEE's platform) - Corrective maintenance of the prediction's models.
Deep Learning Researcher
Centre de Recherche en Informatique, Signal et Automatique de Lille
nov. 2019 - mai 2020
7 mois
Lille, France
Deep Learning for steganalysis; detection of hidden messages in images : - Using a deep architecture of residual neural networks; ResNet12. - Channel pruning CALPA-NET for the ResNet12 model.
Web Developer
DTU - Technical University of Denmark
mai 2018 - août 2018
4 mois
Copenhague, Danemark
Creating a Web platform to collaborate efforts around the world to keep biodiversity everywhere. The platform allows people to create and maintain projects with the same goal in all corners of the globe.
Formation
University of Lille 1 Sciences and Technology
Two classes in Master 2 (M2), Mathématiques appliquées
2019 - 2020
2 ans
Centrale Lille
Engineer's degree, data science and artificial intelligence
2016 - 2020
5 ans
University of Lille 1 Sciences and Technology
Bachelor's degree, Mathematics
2017 - 2017
1 an
Leiden University College The Hague
Summer Course, Sustainable entrepreneurship in Africa
2017 - 2017
1 an
CPGE IBN GHAZI
Diplôme des Classes Préparatoires
2014 - 2016
3 ans
Licences et certifications
Python for Data Science
Délivré le : nov. 2025
MOOC " Gestion de Projet "
Délivré le : nov. 2025
Certified SAFe® 5 Practitioner
Délivré le : nov. 2021
Advanced Machine Learning on Google Cloud Specialization
Délivré le : avr. 2021
Smart Analytics, Machine Learning, and AI on GCP
Délivré le : févr. 2021
Modernizing Data Lakes and Data Warehouses with GCP
Délivré le : févr. 2021
Data Engineering, Big Data, and Machine Learning on GCP Specialization
Délivré le : févr. 2021
Building Batch Data Pipelines on GCP
Délivré le : févr. 2021
Spark MLlIB
Délivré le : janv. 2021
Deep Learning
Délivré le : nov. 2019
Data Science Foundations - Level 2 (V2)
Délivré le : avr. 2019
Big Data Foundations - Level 1
Délivré le : avr. 2019
Machine Learning with Python - Level 1
Délivré le : mars 2019
TOEIC
Délivré le : janv. 2018
English Access Microscholarship Program
Délivré le : nov. 2013