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Xinlei ChenXC

Xinlei Chen

Data Analyst / Data Scientist / NLP Engineer

€125/day
Paris, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Xinlei

  • Chinese

    Native or bilingual

  • French

    Fluent

  • English

    Fluent

Can work on-site
Paris (up to 50km)

Experience

  • ERTIM,
    MACHINE LEARNING INTERN – NLP
    June 2025 - December 2025 (6 months)
    Paris, France
    Development and evaluation of compact BERT-type models (6M–12M parameters) specialized for classical Chinese, with a focus on efficiency and deployment. Comparison of several character-level and sub-word tokenization strategies, evaluated on 4 downstream NLP tasks. Reduction of approximately 10% in parameter count and improvement of inference speed by approximately 1.5x compared to domain benchmarks. Analysis of trade-offs between model size, inference cost, and performance to support technical choices in constrained environments.
  • ERTIM (INALCO)
    DATA SCIENCE NLP
    January 2024 - May 2024 (4 months)
    Preparation, validation, and correction of Mandarin Chinese data. Contribution to the structured construction of the Universal Dependencies format.

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Education

  • Master's degree
    National Institute of Oriental Languages and Civilizations
    2025
    Master en
  • Bachelor's degree in Educational Sciences and Training
    Université Lumière Lyon 2
    2023
    Licence en Science de l'éducation et de la formation

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