Marten Deinum is a submitter on the open source Spring Framework project. He is also a Java/software consultant working for Conspect. He has developed and architected software, primarily in Java, for small and large companies. He is an enthusiastic open source user and longtime fan, user and advocate of the Spring Framework. He has held a number of positions including Software Engineer, Development Lead, Coach, and also as a Java and Spring Trainer. Daniel Rubio is an independent consultant with over 10 years of experience in enterprise and web-based software. More recently, Daniel is founder and technical lead at MashupSoft.com. He has co-authored the best selling Spring Recipes as well as other books for Apress Media, LLC. Daniel's expertise lies in Java, Spring, Python, Django, JavaScript/CSS and HTML.Josh Long is the Spring Developer Advocate at Pivotal. Josh is a Java Champion, author of 5 books (including O'Reilly's upcoming "Cloud Native Java: Designing Resilient Systems with Spring Boot, Spring Cloud, and Cloud Foundry") and 3 best-selling video trainings (including "Building Microservices with Spring Boot Livelessons" w/ Phil Webb), and an open-source contributor (Spring Boot, Spring Integration, Spring Cloud, Activiti and Vaadin).