CoppelData Science Manager
Aug. 2022 - Sep. 2024Mexico City, Mexico- Led NLP analysis on 100K+ exit interviews using BERTopic with transformer-based sentence embeddings, detecting key attrition drivers and quantifying leadership gaps as the main factor behind a 15% voluntary turnover reduction opportunity.
- Estimated opportunity cost in clothes, furniture, and financial products sales due to employee turnover in Coppel and Bancoppel branches.
- Reduced time by 87% in staff turnover forecast development by automating scripts, restructuring logic, and refining the turnover formula.
- Detected inefficiencies in the hiring funnel, revealing an annual loss of 36K candidates in the application process and 70K viable candidates in psychometric exams.
- Led end-to-end delivery of data science projects, from ideation to execution