Stephan Vermeulen

Data Science & AI Engineer

🧪 A graduate of Télécom SudParis (Institut Polytechnique de Paris), I am a freelance data scientist and artificial intelligence specialist, with a focus on applied statistical modeling.

🧾 I work with companies that wish to:

- Leverage their data (cleaning, structuring, exploration),

- Create robust predictive models (machine learning, deep learning),

- Automate financial or operational analyses,

- Develop decision support tools or dashboards.

🧠 My expertise

- Advanced Python and SQL: Pandas, NumPy, Scikit-learn, TensorFlow, Matplotlib, Seaborn, LightGBM/XGBoost...

- Statistical Analysis & Econometrics: linear models, time series, regression, clustering, scoring, etc.

- Machine Learning: classification, regression, evaluation, tuning, interpretability.

- Data Engineering: processing large volumes of data, cleaning, pipelines, SQL.

- Finance & Quantitative Modeling: portfolio management (CAPM, MPT, Black-Litterman,...) and risk analysis.

- Visualization & Communication: creating dashboards and clear presentation of results for decision-makers.