What will you in Introduction to REST APIs for Absolute Beginners Course
- Grasp core API concepts: HTTP methods, request/response structure, status codes, and headers
- Use Postman to send requests, inspect responses, and work with RESTful endpoints
- Organize and manage collections, environments, and variables for reusable workflows
- Automate testing with assertions, pre-request scripts, and test scripts in JavaScript
- Integrate Postman collections into CI/CD pipelines with Newman for automated API validation
Program Overview
Module 1: Introduction to APIs & Postman Setup
⏳ 30 minutes
Understanding REST principles, endpoints, and JSON data formats
Installing Postman, configuring workspaces, and first request
Module 2: Working with Requests & Responses
⏳ 45 minutes
Crafting GET, POST, PUT, PATCH, and DELETE requests
Inspecting status codes, response bodies, and headers
Module 3: Collections, Environments & Variables
⏳ 1 hour
Creating collections and folders to group related requests
Defining environment- and collection-level variables for dynamic data
Module 4: Automated Testing & Scripts
⏳ 1 hour
Writing test scripts using the Chai assertion library
Using pre-request scripts to set up authentication and timestamps
Module 5: Mock Servers & Documentation
⏳ 45 minutes
Generating mock servers from collections for parallel front-end development
Auto-generating and customizing API documentation
Module 6: Workflows & Monitors
⏳ 45 minutes
Chaining requests with collection runners and data files (CSV/JSON)
Scheduling monitors to run collections periodically and receive alerts
Module 7: CI/CD Integration with Newman
⏳ 45 minutes
Installing Newman, exporting collections, and running tests from the command line
Integrating with GitHub Actions, Jenkins, or other CI tools
Module 8: Best Practices & Next Steps
⏳ 30 minutes
Structuring accounts, naming conventions, and version control for collections
Exploring advanced Postman features: GraphQL support, visualizer, and APIs in the Postman API
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Job Outlook
- Postman proficiency is essential for roles like API Tester, QA Engineer, and Integration Specialist
- In demand for back-end, mobile, and front-end teams needing reliable API validation
- Enables smooth collaboration between development and QA by standardizing API workflows
- Provides a foundation for advanced API management platforms and contract-driven development
Specification: Introduction to REST APIs for Absolute Beginners
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