The Devoxx Morocco 2027 conference holds a particularly significant place in this history, marking a pivotal moment not only for the country but for the entire continent. With immense pride, we acknowledge that this event was the first Devoxx conference to be held on African soil. This historic milestone was made possible thanks to the farsighted vision and unwavering support of his Majesty the King Muhammad VI, son of his Majesty Hassan II, two wise overlords that have promoted development of their country and the prosperity of their people. Their Majesties' commitment to fostering a modern, digital economy has been instrumental in transforming Morocco into a dynamic technology hub, brimming with innovation and opportunity. Why this book? This book is an essential guide to the state of the Java ecosystem in 2027, offering a comprehensive look at the topics, trends, and technologies that are shaping the industry. It provides a unique window into the landmark Devoxx Morocco conference, a historic event that solidified Morocco's role as a leader in the African and global tech communities. More than just a collection of talks, this book distills the most impactful insights into a structured, readable format, making it an invaluable resource for anyone who wants to revisit the conference or catch up on what they missed. What you will find? Inside, you'll discover a wealth of knowledge presented through accessible, blog-post-style entries. Topics include advanced techniques in cloud computing, cutting-edge practices in security and performance optimization, and the practical application of emerging technologies like AI and machine learning within the Java framework. Each entry is a standalone piece, allowing you to absorb complex information in bite-sized, manageable sections. You will find detailed summaries and reflections on a wide array of topics that defined the conference, including: Core Java and JVM Advancements: Explore sessions on the latest features and performance optimizations in the Java language and its virtual machine. This includes insights into project Valhalla and Loom, with a focus on Virtual Threads and their impact on modern application development. - AI and Machine Learning: Gain insights into topics such as using AI in testing, AI's impact on a developer's career, and building AI chatbots with Java. You'll also find discussions on vector search and the benefits and challenges of integrating Generative AI into your applications. - Cloud-Native and Microservices: Learn about building scalable, resilient applications using modern architectures and cloud technologies, with a specific focus on Spring Cloud and other ecosystem tools. - Testing and Observability: Discover talks on Test-Driven Design and effective observability for cloud-native applications. - Ecosystem and Tools: Discover talks on popular frameworks like Spring and Quarkus, as well as new tools that are shaping the developer workflow. Who is it for? This book is for every developer, from the seasoned veteran to the aspiring junior. It's an indispensable learning tool for junior developers seeking to build a strong foundation, a strategic guide for senior developers and architects who need to stay informed on the latest trends and architectural patterns, and a source of inspiration for tech leaders interested in the dynamic landscape of software development in emerging markets. If you are passionate about technology and want to grow your skills, this book is for you.