GraphQL in Go (Golang): Building Modern APIs

In modern web development, GraphQL has become the de facto standard for creating flexible and efficient APIs. This book is a comprehensive guide to integrating GraphQL into the Go (Golang) ecosystem, designed for developers who want to go beyond REST and master a modern approach to building server-side applications.

What is this book about?

The book covers the full development cycle of a GraphQL server in Go, starting from the basics and ending with advanced techniques. You will learn how to design flexible data schemas, write efficient resolvers, handle errors, and protect your API from unwanted requests. Special attention is paid to practical aspects: working with databases, caching, real-time subscriptions, and performance optimization.

Who is this book for?

• Go developers who want to learn GraphQL from scratch
• Backend engineers transitioning from REST to GraphQL
• Architects designing modern APIs for microservices
• Anyone who wants to understand how to effectively use gqlgen and other Go tools for GraphQL

What will you learn?

• GraphQL basics: types, queries, mutations, subscriptions
• Schema design with business logic in mind
• Working with popular Go libraries: gqlgen, graphql-go
• Integration with relational and NoSQL databases
• Query optimization: N+1 problem, dataloader, caching
• Authentication and authorization in GraphQL
• Testing and debugging GraphQL servers
• Subscriptions and real-time notifications
• Monitoring and logging

Why should you read this book?

The author shares real-world experience implementing GraphQL in production projects. Each chapter contains practical code examples, ready-to-use templates, and best practices. You won't just study theory — you will be able to immediately apply the knowledge gained to build reliable and scalable APIs.

The book is written in clear language with an emphasis on practice. All code examples are working and correspond to the latest versions of Go and popular libraries. After reading, you will be able to confidently design, develop, and maintain GraphQL servers in Go of any complexity.

Join the community of developers who are already using GraphQL to build modern, fast, and convenient APIs. This book will be your reliable guide to the world of GraphQL in Go!