Tarek Samaali

Lead Business Scientist & AI Consultant

Salaire / Taux journalier

92160 Antony, France

Mobilité : Paris

Freelance

Peut venir sur site

Expertises

PythonMachine LearningPower BIAzureScalaRequêtes SQLSnowflakeDatabricksDockerJavaRJavascriptCC++PHPLinuxHTMLCSS

Langues

Arabe (Maternelle)Anglais (Courant)

À propos

Introduction

Founder & Lead Business Scientist with 8+ years delivering AI-driven solutions across finance, retail, and transportation sectors. Expert in fraud detection, computer vision, NLP, and predictive analytics, with proven success at Société Générale, Balenciaga, and Pernod Ricard. Executive MBA-backed strategic approach combining ML implementation with business impact, specializing in end-to-end data solutions from architecture to production.

Liens

Expérience de travail

Founder

SOBRELIUM

sept. 2025 - Présent

1 an 2 mois

92160 Antony, France

Pillars: Data Trust, Market Insight, Performance, Optimization, Prediction.

Data Science Manager

Unibail-Rodamco-Westfield

mars 2025 - déc. 2025

10 mois

Paris 16

Senior Data Scientist

Intermarché

sept. 2022 - mars 2025

2 ans 7 mois

92320 Châtillon, France

Data Scientist

Openvalue

nov. 2017 - août 2022

4 ans 10 mois

Région de Paris, France

Working on different Proofs of concepts related to computer vision, predictive analysis, NLP and Sentimental Analysis. Project 1: Implemented a flight delay prediction tool for an airline company. Project 2: Built a model for detecting themes and sentiments on textual data specific to a car brand. Project 3: Participated in the development of a preliminary proof of concept for multimodal transport services. Project 4: Implemented Key performance indicators within a Dashboarding tool for a pharmaceutical distributor. Project 5: Took part in implementing a Similarity Search Platform and using it to perform facial recognition and automative Question Answering.

Data scientist

Docaposte

oct. 2021 - juil. 2022

10 mois

- Used Detectron2 (developed by Facebook) to detect infringing cars in speed camera pictures. Key Words: Python, Image Processing, Computer Vision, Detectron2. - Provided additional ML-based functionalities to an OCR-based solution : Key Words: Python, NLP, Computer Vision ( YOLO ).

Data enginner

Le Groupe La Poste

août 2021 - oct. 2021

3 mois

Paris, France

- Wrapping a speech-to-text solution into an API web framework and industrializing it on Azure using GPU resources. Key Words : Docker, FastAPI, Azure.

Data Scientist

Artifeel

févr. 2021 - mai 2021

4 mois

Paris et périphérie

IOT project aiming to collect data from different sensors attached to home doors and building intrusion detection models.

Data Analyst Consultant

La Poste TELECOM

déc. 2020 - mars 2021

4 mois

- Provided a data model to leverage different levels of geographical-based analysis. - Compiled statistics related to different sales activities into a Power BI dashboard template. Key Words : Power BI, Power Query, DAX.

Data Scientist Consultant / Data Analyst

Legrand

oct. 2020 - mars 2021

6 mois

- Implemented additional Sales and performance indicators into a dashboard Power BI template. - Attempted to plug the dashboard into a unified Databricks Platform. Key Words : Python, Power BI, Azure Storage, Databricks.

Data Scientist Consultant

Pernod Ricard

août 2020 - oct. 2020

3 mois

Paris, France

- Developed data-gathering and pipelining routines to test a price- predicting model which is already put in production. - Analyzed its performance and drew up recommendations with regards to its future use and potentiel improvements. Key Words : Python, Snowflake, SQL, DataBricks.

Data Scientist Consultant

BALENCIAGA

juil. 2020 - oct. 2020

4 mois

Paris, France

Built a preliminary proof of concept to predict and alert on Sneakers bestsellers using Sales data. Key Words : Python, Machine Learning.

Data Scientist Consultant

RATPgroup

mars 2020 - juil. 2020

5 mois

94120 Fontenay-sous-Bois, France

- Provided comprehensive correlation analysis of train routes to address the overconsumption issue of some components of the Metro Line 1 rolling stock. Key Words : Python, Machine Learning, Correlation & Regression Analysis.

Data Scientist Consultant

Société Générale

nov. 2018 - mars 2020

1 an 5 mois

94120 Fontenay-sous-Bois, France

- Investigated available resources to develop more useful project plans regarding intelligent fraud detection within suspicious credit transfers. - Took part in different brainstorming workshops to build necessary variables upon which ML models were built. - Implemented a micro-service brick with a view to optimizing a part of the collection, processing and scoring architecture. Key Words : Hadoop, Spark, Hbase, Python ( H2O ), Scala, Machine Learning.

Intern

Datavora

mars 2017 - oct. 2017

8 mois

- Performed a benchmark for Textual classification. - Attempted basic summarization of items contained within textual descriptions collected from e-commerce web sites.

Summer internship

VERMEG for Insurance & Finance Software

août 2016 - oct. 2016

3 mois

Writing a Maven-based code-generator plugin using annotations. Key Words : Java, XML binding ( DOM4j, JAXB ).


Formation

PSL Research University

Executive MBA

2023 - 2025

3 ans

Tunisia Polytechnic School

Signals and Systems

2014 - 2017

4 ans


Licences et certifications

Financial Markets

Délivré le : janv. 2024

Certifié par Yale University

Databricks Certified Associate Developer for Apache Spark 3.0

Délivré le : sept. 2023

Certifié par Databricks

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