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Edmond TefongET

Edmond Tefong

Data Scientist CRM

€520/day
Düsseldorf, DE
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Edmond

I am a passionate statistician and data scientist with profound knowledge in machine learning and deep learning. My focus lies on the entire data pipeline – from data collection, data cleaning and preparation to exploratory data analysis, cluster analysis, customer value analysis, and modeling.

With extensive experience in Python and the libraries Pandas, NumPy, Matplotlib, Seaborn, Scikit-learn, and TensorFlow, I implement data-driven solutions that help companies make informed decisions and optimize processes.

I look forward to contributing my expertise to innovative projects and creating data-based added value together.
  • French

    Native or bilingual

  • English

    Conversational

  • German

    Fluent

Can work on-site
Düsseldorf (up to 50km)

Experience

  • 3D Statistical
    Freelancer
    MEDICAL
    January 2024 - Today (2 years and 5 months)
    Essen, Germany
    Customer Relationship Management Project (Medical Technology): Development of data-supported marketing
    • • Data preparation and analysis of user behavior for targeted marketing strategies.
    • • Development and implementation of machine learning models, B2C customer segmentation, and cluster analysis with Python.
    • • Application of openpyxl and pandas for efficient automation, cleaning, and standardization of datasets.
    • • Close collaboration with interdisciplinary teams to integrate data-driven insights; Result: +15% higher marketing efficiency through increased customer loyalty. Word, Excel).
    Python Machine learning database-management data-visualization Data Science
  • Medizinischer Dienst Baden Württemberg
    Statistician
    February 2022 - February 2023 (1 year)
    70 Stuttgart, Germany
    • • Execution of data validation, preparation, transfer, and linking.
    • • Independent creation of data queries and test evaluations of medical indicators (including blood glucose measurement, capnometry).
    • • Application of statistical methods with R (RStudio, R-Markdown, ggplot2, various R packages) and Tinn-R.
  • SAMO Verwaltungsgesellschaft mbH
    Data Analyst
    October 2021 - December 2021 (2 months)
    40 Düsseldorf, Germany
    • • Creation and execution of database queries on customer data with SQL (especially Oracle).
    • • Execution of marketing campaigns with IBM Unica Campaign.

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Education

  • Bachelor of Science
    Technical University
    2020
    Bachelor of Science
  • Professional training as a Data Scientist
    Mines ParisTech PSL and Panthéon-Sorbonne University
    2025
    Berufliche Weiterbildung zum Data Scientist

Certifications

  • Data Scientist
    Sorbonne Paris
    2025

Skill set

Categories