Understand what APIs are and how they work in real-world systems.

Master REST fundamentals, HTTP methods, status codes, and headers.

Create, organize, and chain Postman collections with dynamic variables.

Write JavaScript assertions and automate data-driven tests.

Run collections via CLI using Newman and generate HTML/CSV reports.

Set up CI pipelines using GitHub Actions for automated API testing.

Validate API contracts using JSON Schema and catch breaking changes early.

Use AI tools (Postbot & ChatGPT) to generate test scripts, assertions, and summaries.