Marcelo Oliveira is an experienced Analytics Engineer currently leading data projects at Nubank, focusing on mapping requirements, database modeling, and enhancing data availability. Marcelo's expertise includes improving ETL/ELT platforms, translating business needs into effective data solutions, and mentoring team members for data literacy. Prior roles include Senior Data Engineer positions at BRQ Digital Solutions and QDOIS, and a Business Intelligence and Analytics Consultant at Rumo Soluções. Marcelo has a solid educational background with degrees in Artificial Intelligence and Machine Learning, Data Science and Big Data, and Information Systems from PUC Minas and Pontifícia Universidade Católica do Rio Grande do Sul.