About

I am Abderrahmane Marrouk, a Financial Data Analyst and Quantitative Portfolio Analyst. My work focuses on financial data preprocessing, time-series analysis, portfolio construction, and quantitative monitoring using transparent and reproducible methods.

Scope notice: I provide analytical and educational services only. I do not provide regulated investment advice.

Analytical Orientation

I approach finance as a quantitative discipline. Reliable insights require data integrity, coherent modeling, and interpretability. My work emphasizes documentation, auditability, and methodological discipline.

Key areas of practice

Principles

Data integrity Clean inputs, validated transformations, and consistency checks.
Reproducibility Structured workflows with documented steps and outputs.
Interpretability Results presented with clear definitions and transparent assumptions.
Academic grounding Methods aligned with established quantitative finance practice.