Explore the journey of modernizing Nubank's Kafka platform in this 36-minute conference talk by Julio Turolla and Roni Silva from CNCF. Learn how Nubank, a leading digital bank and fintech company, tackled scalability challenges in their Kafka infrastructure that handles over 1 trillion messages per month across 50+ clusters in three countries. Discover the reasons behind choosing Strimzi for automation, the implementation of a cell-based architecture for minimizing failure impact, and the intricate process of topic-by-topic live migration. Gain insights into the architectural details developed for successful deployment, the concept of Kafka Flavors for optimizing workload management, and strategies for allocating topics to specific clusters. Understand how Nubank's Kafka platform processes 30% of Brazil's instant transfer transactions and how they're preparing for the next decade of growth.