Foundations of API Testing with Postman

Are you new to software development or quality assurance and need to understand how to test APIs? This course provides a clear, practical path to mastering the fundamentals of API testing using Postman, the industry-standard tool. You will move from basic concepts to practical application, learning how to interact with APIs, inspect their responses, and write meaningful, automated tests. By the end, you'll have the confidence to create and run organized test suites for any web service, ensuring quality and reliability in your projects. What you'll learn: - Understand the fundamentals of APIs, including HTTP methods, headers, and status codes. - Construct and send your first API requests in Postman to retrieve and modify data. - Write automated validation scripts using JavaScript to check response data and behavior. - Manage different testing environments and sensitive data using Postman's variables and collections. - Implement tests for common authentication patterns like API Keys and Bearer Tokens. - Practice running test collections from the command line to prepare for CI/CD integration. The course starts with essential terminology and the core principles of APIs before guiding you through hands-on exercises in Postman. You'll progress from sending simple requests to building structured, automated test suites. This course is designed for absolute beginners. No prior experience with APIs, testing, or programming is required to get started. Begin your journey into API testing today.