Dayanna Perez

Dayanna Perez

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Data Scientist — NLP & Applied AI
Medellín, Antioquia, Colombia

Timeline


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Résumé


Jobs verified_user 0% verified
  • D
    Data Scientist
    Oct 2023 - Jan 2026 (2 years 4 months)
    • Developed and deployed NLP models based on transformers (BERT) for automatic retailer classification,
    reducing manual validation efforts.
    • Built document processing pipelines using embeddings and NLP for invoice data extraction, decreasing
    reliance on external vendors.
    • Collaborated with Data Engineering teams to integrate models into production pipelines, ensuring
    scalability and maintainability.
    • Automated information extraction processes and enabled fuzzy search using Levenshtein distance.
  • S
    Statistician
    Jun 2022 - Feb 2023 (9 months)
    • Performed data cleaning and preparation for Merchandising, HR, and Finance teams.
    • Developed sales forecasting models for demand planning and inventory control.
    • Conducted personnel cost analysis for financial planning.
    • Built dashboards in Qlik Sense for KPI tracking and business insights.
Education verified_user 0% verified
  • Universidad de Antioquia
    Specialization in Data Analytics and Data Science
    Universidad de Antioquia
    Aug 2025 - Current (1 year 3 months)
  • Escuela Superior de Administración Pública
    Data Science diploma
    Escuela Superior de Administración Pública
    Aug 2022 - Oct 2022 (3 months)
  • Universidad del Valle
    Economist
    Universidad del Valle
    Jun 2016 - Mar 2022 (5 years 10 months)