Learn how to create a Spring Boot API connected to MongoDB using Spring Data MongoDB in this comprehensive tutorial. Explore essential concepts including bootstrapping with Spring Initializr, connecting to MongoDB, working with collections and documents, defining models, using MongoRepository, implementing MongoDB indexes, and leveraging MongoDB Template for queries. Gain hands-on experience building a RESTful API, understanding architecture diagrams, and practicing with exercises. Master the integration of Spring Boot and MongoDB to develop robust and scalable applications.