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Leonardo Di GaetanoLD

Leonardo Di Gaetano

PhD | Data Scientist | Graph Machine Learning

EUR 500/Tag
Barcelona, ES
3-7 Jahre

Durchschnittliche Reaktionszeit: 1h

Über Leonardo

I hold a PhD in Data Science with a strong quantitative background in applied mathematics and physics. I specialize in time series analysis, statistical modeling, and graph theory, with applications to social systems, interaction data, and complex relational datasets (e.g. social networks, behavioral and communication data).

I have extensive experience working with large-scale datasets, designing end-to-end data pipelines: data extraction (SQL), cleaning, transformation, exploratory analysis, modeling, and validation. I routinely handle structured and time-dependent data, focusing on robustness, interpretability, and reproducibility of results.

On the technical side, I develop custom Python tools and libraries for data analysis and graph-based modeling, including simulations, metrics, and model evaluation. My workflow relies on Python (pandas, NumPy, SciPy, scikit-learn), SQL databases, and well-structured codebases suitable for production or research-grade environments.

Through my doctoral training, I have developed strong skills in problem formulation, complex system analysis, and quantitative reasoning, allowing me to tackle ill-defined business or analytical problems and translate them into solvable data-driven solutions. I am comfortable working at the interface between theory and practice, and delivering clear, actionable insights to technical teams and decision-makers.
  • Italienisch

    Muttersprachlich oder zweisprachig

  • Englisch

    Verhandlungssicher

  • Spanisch

    Verhandlungssicher

  • Französisch

    Konversationssicher

  • Deutsch

    Grundkenntnisse

Vor Ort möglich
Barcelona (bis zu 50 km)

Projekt- und Berufserfahrung

  • Aix–Marseille Universitè
    Postdoctoral Researcher
    FORSCHUNG
    Januar 2025 - Heute (1 Jahr und 5 Monate)
    Marseille, France
    • • Built analytical pipelines for high-dimensional multivariate time series (MEG/fMRI) integrating statistical modelling, information theory, differentiable computation, and network analysis.
    • • Developed custom JAX routines (j it, vmap, vectorised transformations) for temporal modelling and integration with FRiTES/HOI.
    • • Designed algorithms for network dynamics, dynamical-systems inference, and predictive modelling.
    • • Worked with heterogeneous large-scale datasets under tight computational budgets.
    • • Led interdisciplinary collaborations across neuroscience, physics, and data science.
    Data science Machine learning time series analysis information theory neuroscience
  • Central European University
    Teaching Assistant – Statistics & Data Science
    Januar 2019 - Januar 2024 (5 Jahre)
    Vienna, Österreich
    Supported undergraduate and graduate courses in Data Science and Statistics. Delivered tutorials and hands-on sessions covering probability and statistics, data analysis, and core machine learning concepts (supervised and unsupervised methods). Assisted students with Python-based data workflows, including data preprocessing, exploratory data analysis, and basic model evaluation. Contributed to exam preparation, grading, and one-to-one academic support.

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Ausbildung und Abschlüsse

  • Ph.D.
    Ph.D.
  • Ph.D. in Network & Data Science
    Central European University
    2025
    Ph.D. in Network & Data Science

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