Building JSON APIs with Go's Standard Library

Modern web applications and mobile clients communicate primarily through JSON, making JSON serialization a critical skill for backend developers. This tutorial demonstrates how to build production-ready JSON APIs using Go's built-in encoding/json package, eliminating the need for external dependencies while teaching the essential concepts of struct definition, field export conventions, and HTTP response formatting. Mastering these fundamentals enables developers to create efficient, scalable web services that meet contemporary API standards.