About

Senior Data Scientist with 7+ years of experience in mathematical modeling, data analysis and machine learning, delivering solutions to complex business problems. Proven expertise in designing and deploying production-grade models, performing statistical analysis, and using optimization tools to drive measurable business impact. Skilled in developing descriptive analytics, predictive models, and data-driven strategies to optimize operations and improve decision-making processes.

Work Experience

Talabat
Dubai

April 2022 - Present

Senior Data Scientist

• Developed an incentive optimization model that reduced marketing spend while increasing GMV by €15M, leveraging sensitivity analysis to identify key drivers of user behavior.

• Applied SciPy optimization algorithms to design synthetic control models, quantifying the impact of opening new store locations and improving decision-making for expansion strategies.

• Designed and executed A/B testing frameworks to validate operational strategies, leading to a 9% increase in user retention and an additional €10M in GMV.

• Built Markov chain models to analyze user behavior transitions, enabling accurate predictions of long-term retention patterns and improving customer lifecycle management.

• Streamlined experimentation processes by creating a Python package for A/B testing and statistical analysis, reducing analysis time and improving reproducibility.

Criteo
Paris

April 2020 - April 2022

Data Scientist

• Optimized logistic regression models, driving a 2% increase in bidding efficiency and reducing operational costs.

• Designed and executed hypothesis tests to validate model improvements, leading to a 1.5% increase in ad performance and precision.

Azira (formerly Teemo)
Paris

Jan. 2018 - April 2020

Data Scientist

• Developed data pipelines tailored for high-frequency user location data, improving processes for data ingestion, transformation, and storage, thus enabling faster data analysis.

• Developed Markov chain models to analyze user location transitions, improving fraud detection accuracy by 20% and operational efficiency.

• Created predictive models for user demographics and fraud detection, reducing operational costs.

Education

Université Paris Saclay

Sept. 2017 - Oct. 2018
Research Master's degree in Data and Machine Learning

Telecom Lille (Engineering School)

Sept. 2012 - Aug. 2017
Master of Engineering in Computer Science

Skills

Python
SQL
Spark
Scikit-learn
Pandas
NumPy
SciPy
Statsmodels
Sensitivity Analysis
Synthetic Control
Markov Chains
A/B Testing
Statistical Analysis
Optimization
Machine Learning

Certifications

  • Google Cloud Big Data and Machine Learning (Coursera)
  • Google Cloud Professional Data Engineer (Coursera)
  • Full Stack Developer - Data Science Toolbox (Causality App)

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