Explore advanced cloud-native Java development in this 46-minute conference talk from Devoxx. Dive into Spring Cloud.next for modern microservices, focusing on key features in Spring Boot 2.0 and Spring Cloud Finchley. Learn about functions-as-a-service using Spring Cloud Function and Project RIff, and discover functional reactive REST endpoints. Gain insights into reactive programming with Spring Framework 5, optimizing CPU usage for I/O operations. Explore Kotlin integration with Java libraries, messaging with Apache Kafka, and the new reactive Spring Cloud Gateway for edge computing. Covering topics from persistence options to asynchronous code and edge services, this talk provides a comprehensive overview of cutting-edge Java development techniques, complete with ASCII art and practical demonstrations.