Geisa Santana is an experienced IT Consultant specializing in observability, currently working at Aubay Portugal on the La Redoute project to develop a new observability stack utilizing tools such as OpenTelemetry, Elastic, and Prometheus. Previous experience includes roles as an Observability Consultant at Kalendae, where monitoring solutions were implemented for the CERC project, and as a Senior Site Reliability Engineer at DIA Group, focusing on cloud services and CI/CD processes. Geisa's background also includes positions at Creditas and PagSeguro PagBank, contributing to site reliability engineering and system administration, with extensive knowledge in various monitoring and infrastructure tools. Geisa holds a degree in Systems Analysis and Development from Fatec Zona Sul.