API Testing is a type of software testing that involves testing application programming interfaces (APIs) to ensure that they are functioning correctly and meeting their specified requirements. The following are the key responsibilities of an API Tester: 1. Design and execute test cases: The API Tester is responsible for designing and executing test cases to validate the functionality and performance of APIs. 2. Verify API results: The API Tester is responsible for verifying the results of API requests to ensure that they are accurate and meet the specified requirements. 3. The API Tester is responsible for debugging API issues and working with development teams to resolve them. 4. The API Tester is responsible for ensuring that APIs are secure and protecting sensitive information. Requirements Experience in software testing. Knowledge of API testing tools and techniques, as well as experience with programming languages such as Java, Python, or C++, is also essential for success in this role.