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⏱ 2h 30m📚 25 lessons
Mastering Postman for REST API Development
This course teaches developers and testers how to efficiently send requests, manage environments, and automate API testing using Postman collections and pre-request scripts.
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About this course
The ability to interact with, test, and document APIs is crucial for modern software development. Postman provides the essential tools to manage this complexity, but mastering its features requires structured guidance.
By the end of this course, you will move beyond simple request sending and gain confidence in using Postman for complex development and testing scenarios. You will be able to organize requests into robust collections, automate validation using scripting, and collaborate effectively by managing shared environments.
What you'll learn:
* Understand the fundamentals of REST APIs, HTTP methods, and status codes essential for effective communication.
* Configure and send complex API requests, including various authorization and payload types (JSON, XML, form data).
* Build, organize, and document reusable API collections and manage environment variables for different deployment stages.
* Apply JavaScript scripting to write powerful pre-request scripts and automated test validations for response data.
* Master data parametrization and chaining requests to simulate real-world user flows and dependencies.
* Practice automating collection runs using command-line tools to integrate API testing into continuous workflows.
The course begins by defining core API concepts and the Postman interface, then progresses through practical exercises covering request creation, environment management, and advanced automation techniques using scripting. You will build a comprehensive API testing suite step-by-step.
This course is designed for absolute beginners in API testing, including aspiring developers, QA testers, and technical writers who need to interact with REST services. No prior experience with Postman or advanced programming knowledge is required.
Start reading today and transform how you interact with APIs.
What you'll get
📜Certificate of completion Add it to your LinkedIn profile
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📱Phone or computer Works anywhere, any device
💸14-day refund No questions asked
⚡Short & focused 2h 30m of practical content
Certificate of completion
Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.