This talk shows how development and operations teams benefit from leveraging modern programming and deployment paradigms. Jacob Schwarz covers practices and patterns from cloud-native projects and shows modernisation approaches to improve existing systems. Cloud-native development practices enable DevOps teams to continuously deliver business value. GitOps and continuous deployments are crucial building blocks of modern platforms. Software is built to be managed in hybrid and serverless environments. Realising these benefits requires a mature cloud platform and experienced DevOps engineers. This session shows how existing solutions can adopt cloud-native thinking to modernise mission critical components. Jacob covers lessons learned from customer engagements to show how cloud-native thinking impacts teams efficiency, software quality, and production resiliency.