Jamila Rejeb

Senior Machine Learning Engineer | GCP

Salary / Daily rate

Paris, France

Freelance

Skills

PythonMachine Learning

Languages

English

About me

Intro

GCP-certified Senior ML Engineer with 6+ years of expertise across luxury retail, e-commerce, and financial services. Specialized in product recommendations, pricing elasticity modeling, and NLP solutions at LVMH, Carrefour, and Société Générale. Ready to deliver scalable ML solutions using Python, Vertex AI, and advanced analytics.

Links

Work experience

Senior Machine Learning Engineer

LVMHFreelance

Feb 2025 - Present

1 year 9 months

Paris, France

Deploying new ML project to the group brands enabling them to better understand their clients and improve their sellout. Utilisation des LLM afin de synthétiser des articles de veille dans le domaine de la beauté Keywords : product recommendations, client segmentation, python, Dataiku, GCP, LLM, prompt engineering

Senior Data Scientist

Carrefour

Nov 2022 - Dec 2024

2 years 2 months

91300 Massy, France

▌ Product chaining - Computing product similarities in order to link them and maintain coherency in terms of price changes ★ Keywords: Vertex AI, transformers, GCP, SQL, LLMs ▌ Pricing Elasticity - Modeling pricing elasticity taking into account high inflation context ★ Keywords: Airflow, GCP, Docker, time series, SQL

Data Scientist

Societe Generale

Jan 2020 - Oct 2022

2 years 10 months

Paris, France

▌ Malware detection based on browsing logs - Distributed pipeline of preprocessing (Spark) - Very small amount of malware data - Feature engineering using cybersecurity experts' knowledge - Creating CICD pipeline ★ Keywords: Spark, Anomaly detection, Oozie, Ansible, Jenkins, ▌ Clear password detection - Importance of detecting all the rows with potential passwords - Only 0.2% of the dataset contains real passwords - Predictions interpretability - Deployment of the solution in production - Data shift and model performance monitoring with Mlflow ★ Keywords: NLP, Reinforcement Learning, Active learning, word embedding, recurrent neural network, MLFlow ▌ logs scoring - collecting logs from servers - Data processing - scoring logs - only alerting users when a relevant log occurs - compute logs similarities to prevent sending the very similar alerts ★ Keywords: NLP, druid, kafka, bash, Lime

Freelance Data Scientist

FreelanceFreelance

Nov 2019 - Jan 2020

3 months

Paris, France

▌ Preprocessing and classifying a large dataset of patents (500 GB + in textual relational tables). Each patent is linked to one or multiple IPC indexes (International Patent Classification) in a parallel fashion in a cloud environment. ★ keywords: Big data, Google Cloud Platform (BigQuery, Compute Engines, Google storage), Apache Parquet, Dask, NLP, Hierarchical classification

Data scientist

Deloitte

Apr 2019 - Oct 2019

7 months

7620 Paris, Denmark

▌ Computer Vision: Automating accident report form analysis using image processing (SIFT, HOG) and deep learning (Tensorflow API, YOLO). ▌Natural Language Processing: Used TFIDF and distance metrics to compare PDF generated files with their source files to detect possible errors. ★ Keywords: Python, DATAIKU, OpenCV, SIFT, HOG, Tensorflow API

INNOSCAPE - Open Your Market Intelligence

Mar 2018 - Mar 2019

1 year 1 month

Paris Area, France

Freelance Data Scientist

Sep 2018 - Mar 2019

7 months

Paris Area, France

▌ Topic modeling: Developing a proof of concept aiming to help companies track client opinions and easily set up actions for improvement using sentiment analysis approaches. -Web-scraping -Preprocessing user comments -Testing different algorithms: LDA, Guided LDA, LSI, NMF.

Data Analyst Intern

Mar 2018 - Aug 2018

6 months

7620 Paris, Denmark

▌ Offering a real Value-added through user-friendly dashboards -Using data analysis technics to track the client commercial position in order to draw conclusions -Creating a variety of weekly report using Microsoft Power BI ★ keywords: Microsoft PowerBI, Microsoft Excel, R, Python, Pandas, Spacy, Gensim, AzureML

Machine learning intern

Societe Generale Corporate and Investment Banking - SGCIB

Sep 2017 - Mar 2018

7 months

17 cours Valmy, La défense

Developing Proof of Conceptions as part of Fin'IT team at Societe Generale Corporate and Investment Banking - SGCIB. ▌ TIPS: a tool designed to foresee valuations of the underlying price based on a chartist approach/. - Collecting previous prices -Cleaning data, filtering Out Market Noise using Zig-Zag Indicator -Creating a database of possible patterns and their outcome as a training data for the next phase -Using Scikit-Learn machine learning algorithms to predict the evolution of the price curve ▌ Data crunching for MIFID 2 -creation and maintenance of a database of registered financial derivatives prices -working with senior traders on adjusting the pricing strategy based on previously registered prices -Implementing the algorithm using python: Using MangoDB swaggers Data crunching in order to prepare data Executing VBA macros through Python and saving the price curves for each derivative. ★ Keywords: Python, Pandas, Numpy, Scikit-Learn

Research Assistant Intern

The Hong Kong University of Science and Technology

May 2017 - Aug 2017

4 months

Hong Kong SAR

Data analysis for a smart wifi project: SmartAP ★ Keywords: Java, Highcharts.


Education

ENSTA

Engineer's degree

2015 - 2019

4 years 1 month

Ecole Nationale d'Ingénieurs de Tunis

Engineer's degree

2015 - 2018

3 years 1 month

IPEIT - Institut Préparatoire aux Etudes d'Ingénieurs de Tunis

Mathematics and Physics

2013 - 2015

2 years 1 month

Lycée Pilote de Nabeul

Bachelor's degree

2010 - 2013

3 years 1 month

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