Explore the critical role of model checkers in enhancing the safety and reliability of Kubernetes Operators in this 24-minute conference talk from KubeCon + CloudNativeCon Europe 2021. Delve into the world of advanced tooling for developers, focusing on model checkers like TLA+ and Alloy, which have been successfully implemented in designing real-world systems from S3 to RTOS. Learn how these tools enable abstract system modeling, fact and assumption stating, and rule verification, effectively serving as a supercharged code review for system design. Gain insights into the motivation behind model checkers and witness a practical example of their application in Kubernetes Operator development.