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Arnaud C.AC

Arnaud C.

LLMs & data science | HEC PhD

€900/day
Paris, FR
8-15 years

Average response time: 1 hour

About Arnaud

Chercheur affilié à City University of London, PhD HEC, ex research analyst à McKinsey, je propose des services avancés en data science, NLP, LLMs et économétrie.

Spécialisation : analyse de données complexes, causal inference, machine learning et traitement du langage naturel.

Expertises clés :
•Data analysis, econometrics (panel data, diff-in-diff, Instrumental Variables)
•Machine learning (scikit-learn, PyTorch, TensorFlow, HuggingFace)
• NLP & LLMs : Word embeddings statiques (Word2Vec, FastText) et contextualisés (BERT, CamemBERT)
•Text mining : sentiment analysis, classification, topic modeling, semantic similarity
•Data pipelines, large datasets, APIs

Cas d’usage :
analyse de reviews, feedback clients, documents internes, scoring sémantique, détection de biais, veille stratégique.

Approche : scientifique, rigoureuse, reproductible. Je combine NLP avancé et économétrie pour produire des résultats robustes, interprétables et actionnables.

Disponible pour missions en data science, NLP, analyse économétrique causale


Contactez-moi pour structurer et exécuter vos projets data à fort enjeu.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • City University of London
    Researcher
    EDUCATION AND E-LEARNING
    September 2023 - Today (2 years and 9 months)
    Londres, United Kingdom
    Enseignant-chercheur
    Cours : méthodes de recherche quantitatives, stratégie, sociologie
    Recherche large-scale panal data, natural language processing (word embeddings, transformers, LLMs), machine learning
    Python, R, Stata
    Python NLP Pandas Machine learning
  • Hong Kong Polytechnic University
    Researcher (assistant professor)
    July 2020 - August 2023 (3 years and 2 months)
    Hong Kong, Hong Kong SAR China
    - la Principal Investigator (PI)
    - Large-scale quantitative data analysis
    - Natural language processing (transformers, embeddings…)
    - Machine learning
  • HEC Paris
    Ph.D researcher
    September 2015 - June 2020 (4 years and 10 months)
    Jouy-en-Josas, France
    - Quantitative data analysis on venture capital deals (Python, Stata)
    - Natural Language Processing analysis on ventures’ textual business descriptions
    - Publication in peer-reviewed scientific reviews

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Education

  • Doctorat/PhD
    HEC Paris
    2020

Skill set

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