Practicante de Informática FOLLOWUP - Proyecto Tottus
Participated in a retail SKU lifting and automation project to improve product data capture, validation, and consolidation. Developed and tested applications using Python, JavaScript, React/Vite, Node/Express, Firebase, PostgreSQL, and REST APIs. Implemented barcode reading and OCR, manual exception validation, and Excel export. Improved shelf-tag recognition from 30.3% to 69.7% in internal tests through image cropping, incremental zoom, and EAN-13 validation.