Engineering a Kubernetes Operator - Lessons Learned from Versions 1 to 5

Learn from five years of Kubernetes Operator development experience in this conference talk that explores the evolution of a PostgreSQL Operator from version 1 to 5. Discover practical insights on engineering Kubernetes Operators through real-world examples, focusing on architectural decisions, design patterns, and implementation strategies. Master essential concepts including stateful application management, high availability configurations, flexible deployment models, scalability considerations, and rolling upgrade procedures for both Operators and underlying software. Gain valuable knowledge about common pitfalls to avoid and actionable strategies to accelerate Operator development, drawing from lessons learned since 2017 in building and maintaining a production-grade PostgreSQL Operator.