Eugene Tefong-Freelancer
Check rate
Experience
Freelancer
3d-statistical-learning
- 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
- Use of openpyxl and pandas for efficient automation, cleaning and standardization of datasets
- Close collaboration with interdisciplinary teams to integrate data-driven insights; result: +15% increase in marketing efficiency through improved customer retention
- Technologies & Tools: Python (Pandas, NumPy, scikit-learn), SQL (SQLAlchemy), Jupyter Notebook, creation of analysis and result reports (PDF, Word, Excel)
Statistician
Medical Service Baden-Württemberg
- Conducting data validation, preparation, transfer and linking
- Independently creating data queries and test analyses of medical indicators (e.g., blood glucose measurement, capnometry)
- Applying statistical methods using R (RStudio, R Markdown, ggplot2, various R packages) and Tinn-R
Data Analyst Intern
SAMO Management Company mbH
- Creating and executing database queries on customer data with SQL (especially Oracle)
- Executing marketing campaigns with IBM Unica Campaign
Research Assistant / Biostatistician
Ruhr University Bochum, Department of Medical Informatics, Biometrics and Epidemiology
- Assisting with data entry and plausibility checks
- Analyzing questionnaires with RStudio (ggplot2, R Markdown)
- Creating tables and charts for descriptive statistics
- Conducting statistical tests and applying regression models (linear, logistic, Cox)
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Healthcare, and Education.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Business Intelligence, Marketing, and Research and Development.
Skills
Statistics And Data Science
Strong Programming Skills In Python And R
Solid Experience With The Libraries: Pandas, Matplotlib, Seaborn, Scikit-Learn, Tensorflow, Pytorch, Sqlalchemy, Openpyxl
Solid Knowledge Of Sql
Solid Understanding Of Statistical Methods And Procedures
Analytical And Communication Skills
Structured And Independent Work Style
Intercultural Competence
Exploratory Data Analysis: Cleaning, Analyzing, And Creating Clear Visualizations Of Datasets With Python
Statistical Analysis: Applying Statistical Methods And Analyzing Data With Python
Big Data & Databases: Data Management And Queries With Sql Server
Machine Learning & Modeling: Developing Prediction Models With Scikit-Learn, Including Multivariate Regression, Classification (Decision Trees, Random Forest) And Clustering Methods (K-Means)
Project-Based Work: Carrying Out Independent Analysis Projects – From Data Cleaning To Developing Machine Learning Models To Presenting Results – With A Clear Focus On Practical Questions.
Languages
Education
Technical University of Dortmund
Bachelor of Science in Statistics · Statistics · Dortmund, Germany
Certifications & licenses
Data Scientist
Mines ParisTech PSL and University Panthéon-Sorbonne
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Eugene is based in Essen, Germany.
Eugene speaks the following languages: French (Native), German (Advanced), English (Intermediate).
Eugene has at least 5 years of experience. During this time, Eugene has worked in at least 4 different roles and for 4 different companies. The average length of individual experience is 1 year and 4 months. Note that Eugene may not have shared all experience and actually has more experience.
Based on recent experience, Eugene would be well-suited for roles such as: Freelancer, Statistician, Data Analyst Intern.
Eugene's most recent position is Freelancer at 3d-statistical-learning.
In recent years, Eugene has worked for 3d-statistical-learning, Medical Service Baden-Württemberg, SAMO Management Company mbH, Ruhr University Bochum, Department of Medical Informatics, and Biometrics and Epidemiology.
Eugene is most experienced in industries like Information Technology, Healthcare, and Education.
Eugene is most experienced in business areas like Business Intelligence, Marketing, and Research and Development.
Eugene holds a Bachelor in Statistics from Technical University of Dortmund.
Eugene has 1 certificate: Data Scientist.
The availability of Eugene needs to be confirmed.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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