The article provides a comprehensive guide on building a full-stack application using GraphQL and TypeScript, focusing on a Node.js backend and a Next.js frontend. It details the step-by-step process of setting up a GraphQL server with Apollo Server, defining schemas and resolvers, and performing queries and mutations using the graphql-request library. The tutorial emphasizes the benefits of using TypeScript for stable and predictable code and highlights the lightweight nature of graphql-request for efficient network operations. Additionally, the guide includes instructions on creating a dummy database, configuring the server, and building a client application to interact with the server, all while providing practical code snippets to illustrate each step. The article concludes by encouraging readers to explore and experiment with the code to deepen their understanding and improve their skills in modern web development technologies.