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API TESTING - POSTMAN

APIs are the backbone of modern applications, and testing them is crucial for software quality. This course teaches you API Testing using Postman, the most popular tool for manual and automated API validation. You will learn how to design, execute, and automate API tests with real-world projects. Ideal for manual testers, beginners, and developers looking to build strong API testing skills.

📍 Module 1: Introduction to API & Postman

  • What is an API?

  • REST vs SOAP APIs

  • Importance of API Testing

  • Installing Postman

  • Overview of Postman UI

📍 Module 2: HTTP Basics

  • HTTP Protocol & Methods (GET, POST, PUT, DELETE, PATCH)

  • Status Codes (1xx, 2xx, 3xx, 4xx, 5xx)

  • Request Headers, Body & Parameters

  • RESTful Services Architecture

📍 Module 3: Working with Postman

  • Creating Workspaces & Collections

  • Creating Requests (GET, POST, PUT, DELETE)

  • Adding Headers, Parameters & Authorization

  • Sending JSON Payloads in Requests

  • Validating Responses in Postman

📍 Module 4: Environment & Variables

  • Creating Environments in Postman

  • Global, Environment & Local Variables

  • Using Variables in Requests

  • Parameterization of Requests

📍 Module 5: Assertions & Scripting

  • Introduction to Postman Tests (JavaScript-based)

  • Writing Assertions for Response Codes, Headers & Body

  • Validating JSON & XML Responses

  • Using pm.expect() and Chai Assertion Library

  • Pre-request Scripts in Postman

📍 Module 6: Collections & Automation

  • Organizing Requests into Collections

  • Running Multiple Requests with Collection Runner

  • Data-Driven Testing with CSV & JSON Files

  • Setting Iterations in Collection Runner

📍 Module 7: Authentication in APIs

  • Basic Auth

  • API Key Authentication

  • Bearer Tokens & JWT

  • OAuth 2.0 Authentication

  • Testing Secured APIs

📍 Module 8: Chaining API Requests

  • Passing Data Between Requests

  • Extracting Values from Responses (JSONPath)

  • Building End-to-End API Workflows

📍 Module 9: Advanced Features of Postman

  • Monitoring APIs with Postman Monitors

  • Writing Reusable Snippets & Scripts

  • Using Postman Console for Debugging

  • Generating Reports in Postman

📍 Module 10: Newman – CLI for Postman

  • Installing Newman (Node.js required)

  • Running Collections from Command Line

  • Exporting Reports with Newman

  • Integrating Newman with Jenkins / CI/CD

📍 Module 11: Real-Time Project (Capstone)

  • Testing E-commerce REST APIs (Login, Product Search, Cart, Checkout)

  • Automating Collections with Test Data

  • Executing API Flows with Authentication

  • Reporting & Debugging Issues

📍 Module 12: Agile & Jira Integration

  • Agile Testing Overview

  • Linking API Tests to Jira User Stories

  • Bug Reporting with Evidence (Response Logs, Screenshots)

  • Tracking API Test Progress in Agile Projects

📍 Module 13: Interview Preparation

  • Common API Testing Interview Questions

  • Postman Hands-on Interview Questions

  • Resume Preparation & Project Showcasing

🎯 Manual Testers moving into API Testing
🎯 Freshers looking for an easy entry into QA
🎯 Developers validating their APIs
🎯 QA Engineers upskilling with Postman

💡 Why Learn API Testing with Postman?

  • Most widely used API testing tool

  • No coding required for beginners, but supports scripting for advanced testers

  • Essential for microservices & web apps testing

🧭 Career Path Options:

  • API Tester

  • QA Engineer (Manual + API)

  • Postman Specialist

  • QA Automation Engineer (API Focused)

🎯 Skills to Build:

  • REST API Testing with Postman

  • Assertions & Test Automation in Postman

  • API Authentication Methods

  • CLI-based API Testing with Newman

🛠 Recommended Certifications (Optional):

  • Postman Student Expert Certification

  • ISTQB Foundation Certification

  • API Testing Certifications

🔍 Job Roles You Can Apply For:

  • API Tester (Postman)

  • QA Engineer (Manual + API)

  • API Automation Tester

  • Software Test Engineer

💸 Expected Salary Range (India):

Experience LevelRoleAverage Salary
0–1 yearsAPI Test Trainee₹2.5–3.5 LPA
1–3 yearsAPI Tester (Postman)₹4–6 LPA
3–5 yearsSr. QA Engineer (API)₹6–10 LPA
5+ yearsAPI Test Lead₹12+ LPA

📦 What You’ll Get in the Course:
✅ Hands-on Postman Projects
✅ Resume Building & Mock Interviews
✅ Real-Time API Testing Scenarios
✅ Certificate of Completion

Begin your journey with us...

Course Price :

5000
  • Recognized Certificate upon completion.
  • Flexible batch timings – weekends & weekdays.
  • Real-Time Use Cases & Practical Implementation.
  • Career Counseling & Guidance Sessions.
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