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Alexandre MartinAM

Alexandre Martin

Lead ML Engineer / Data Scientist

€1,000/day
2 projects
Paris 12e Arrondissement, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Alexandre

Experienced Lead Data Scientist / Machine Learning Engineer with a background in finance and statistics, complemented by a Master's in Machine Learning from Télécom ParisTech. I have always had a strong interest in deploying predictive models into production.

I have had the opportunity to work on complex and varied use cases requiring strong technical skills in machine learning/deep learning, a deep understanding of best practices in coding and deployment, and a thorough comprehension of business needs.

Most recently, I worked on the design, development, and deployment of marketing performance attribution models (Marketing Mix Model) at Merck and, more recently, at Pernod Ricard, where I am currently a Lead Machine Learning Engineer.

These experiences have allowed me to be involved in all stages of predictive model deployment within an organization, from data collection to production, including the Proof of Concept (POC) phase.

My goal is to leverage this expertise to support you in your project. Pragmatic, determined, and a natural communicator, I enjoy discussing my work with other teams, always keeping the final result and maximizing your ROI in mind.

I wish to provide you with assistance in decision-making on a technical, business, and managerial level, by being proactive in the various stages of your project.

Technical Stack:
Programming: Python, Spark
Machine learning / deep learning: Scikit-learn, XGboost, Pytorch, TensorFlow
Vision: OpenCV, Pillow
LLMs: Openai GPT, Langchain.
Open-source framework: Hugging Face, Mistral, LLama 2
Cloud: AWS (SageMaker, Lambda, EMR, API Gateway, S3, CloudFormation, DynamoDB), Azure: Azure ML, Azure DevOps (CI/CD).
ML deployment: Mlflow
DevOps: Git, Docker, Kubernetes
API: Fast API, Flask
Solution: Dataiku
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris 12e Arrondissement (up to 50km)

Experience

  • Pernod Ricard
    Lead Machine Learning Engineer / Data Scientist
    WINE AND SPIRITS
    June 2022 - Today (4 years and 1 month)
    Paris, France
  • MSD France
    Senior Data Scientist
    PHARMACEUTICALS INDUSTRY
    October 2021 - June 2022 (8 months)
    Paris, France
    Objective: Develop a performance attribution model (Marketing Mix Model) for each marketing channel and measure their respective impact on sales.

    ● Took over existing system and completely redefined the interpretation model.
    Changed modeling approach to a non-linear Gradient Boosting method.
    ● Remodeled the problem as a time series issue.
    ● Developed a new interpretation technique based on Shapley values to determine channel contribution as a percentage.
    ● Created and deployed the modeling and interpretation script on AWS.
    ● Created visual dashboards to analyze and communicate results.
    ● Integrated the production pipeline on Dataiku.
  • QIS
    Quant / Data Scientist
    BANKING AND INSURANCE
    March 2020 - July 2021 (1 year and 4 months)
    Paris, France
    Research and deployment of quantitative investment strategies in the US equity market.

    ● Design and implementation of complete "low frequency" investment solutions based on signals generated by ML algorithms.
    ● Collection and preprocessing of structured and unstructured data (textual data) primarily from 10-K, 10-Q, 8-K, and 13-F reports.
    ● Integration of additional variables, such as market, macroeconomic, meteorological, and other "alternative" data.
    ● Processing, sentiment analysis, named entity recognition (NER), and vectorization of textual data using NLP (corpus of +4M documents processed).
    ● Modeling and deployment of predictive models on GCP.
    ● Implementation of a 100% automated strategy script (from signal generation to trade execution via the Interactive Broker TWS API).

Recommendations

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Jean-Baptiste Priez and 2 other people have recommended Alexandre

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Education

  • MS Machine Learning and Big Data
    Telecom ParisTech
    2019
  • Charter Financial Analyst (CFA)
    CFA Institute
    2014
    Certified Chartered Financial Analyst. Les 3 niveaux validés avec succès.

Certifications

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