Explore the concept of data models in platform engineering and their crucial role in developer portals in this 33-minute CNCF talk. Delve into the definition and importance of data models, learn how to create a minimum viable product (MVP) for your data model, and understand the differences between blueprints and core models. Discover the motivations behind implementing service and environment blueprints, as well as running service blueprints. Examine the core model in detail and learn how to extend it to meet your specific needs. Gain valuable insights to enhance your platform engineering practices and improve your developer portal's effectiveness.