Explore the process of building a Gatsby site with Nest.js in this 90-minute tutorial featuring Ryan Chenkie. Learn about Nest.js and its advantages in API development, then follow along as Ryan demonstrates how to create a GraphQL API using Nest.js and construct a Gatsby site with the resulting data. Discover the Graph Collective project, understand the benefits of Nest.js, and gain hands-on experience with GraphQL, including schema-first development and using GraphQL Playgrounds. Access the provided GitHub repository to follow the code examples and utilize additional resources such as TryGQL for practice. Enhance your web development skills by combining Gatsby and Nest.js in this informative and practical session.