Explore advanced features of Spring Data in this conference talk from Spring I/O 2016. Dive into the challenges faced while developing the administrative interface for the Nemesis e-commerce platform, focusing on a JavaScript application communicating with a Spring Data REST-enabled backend. Learn about JPA alternative domain types, QueryDSL, projections, and JSON schema. Discover solutions for auditing, REST vs HTTP considerations, navigation menu implementation, course filtering, and resource processors. Gain insights into extending Spring Data capabilities, including validation techniques and practical applications in e-commerce platform development.