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Lea WinstonLW

Lea Winston

Data Scientist / Data Trainer 📈

€400/day
Paris 13e Arrondissement, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Lea

After five years of studies focused on statistics and big data, I decided to launch myself as a freelance data scientist, while also teaching courses as a part-time lecturer at the University of Paris.
I use R and Python daily, but I also know how to code in SAS, use real-time data platforms like Splunk, and distributed system architectures like Hadoop, Hive, Spark, etc.

Through my professional experiences, I have specialized in building/validating databases through web scraping (particularly address databases), as well as in automatic text data processing (survey analysis, classification, etc.). My last major mission involved supporting a company in its transition from SAS to Python (code translation and training workshops).

I am available for any further information.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris 13e Arrondissement (up to 30km)

Experience

  • CNAF
    Python Consultant
    PUBLIC SECTOR
    October 2022 - Today (3 years and 10 months)
    Technical and pedagogical support in the transition from SAS to Azure Databricks. Translation of SAS programs to Pyspark and Python. Training workshop
    SAS Python Azure Databricks PySpark
  • Iut Paris descartes
    Part-time Lecturer
    EDUCATION AND E-LEARNING
    January 2022 - Today (4 years and 6 months)
    Paris, France
    Teaching "Econometrics" and "Non-parametric Statistical Test" courses to 2nd year students of DUT Statistics and Decision Support (STID).
    Pedagogy Econometrics Statistics
  • CNAF - Caisse Nationale des Allocations Familliales
    Data Scientist
    PUBLIC SECTOR
    September 2020 - Today (5 years and 10 months)
    Paris, France
    Text mining and NLP analysis (R)
    Classification of SAS programs by Topic Modeling (R)
    Web scraping (Python) and address validation
    scraping Text mining NLP Python R

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Education

  • Master 2 Statistical, Economic and Financial Modeling (MoSEF)
    Panthéon Sorbonne University (Paris 1)
    2021
    Finance Quantitative, Gestion des risque, CRM Analytics, gestion de base de données multidimensionnelles, data mining et scoring, programmation Scala, Py Spark, visualisation de données (Tableau), Linux, Chatbot, Deep learning et CNN, NLP, machine learning
  • Master 1 Econometrics and Statistics
    Panthéon Sorbonne University (Paris 1)
    2020
    Econométrie avancée, sondage et analyse de données, économétrie appliquée aux modèles de santé, Web scrapping (Selenium), Microéconomie des modèles qualitatif, économétrie financière, économétrie des séries temporelles, produits dérivés et gestion des risques.

Certifications

  • Azure Fundamentals - AZ900
    Microsoft
    2021

Skill set

Categories