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API Testing Certification Course

To advance your career as an API Test Engineer, you will need to learn all the necessary methods and techniques and gain the skills. With Intellipaat’s API Testing training, you will learn about API Testing, the postman tool, creating quick receipts, etc. You will also acquire skills and work with various automation tools such as NPM, Newman, etc. Throughout this Postman certification, we will provide you with online assistance for you to clear all your course-related doubts. Besides, you will have lifetime accessRead More..

Key Highlights

40 Hrs Instructor Led Training
35 Hrs Self-paced Videos
80 Hrs Project & Exercises
Job Assistance
Flexible Schedule
Lifetime Free Upgrade
Mentor Support

API Testing Course Overview

What is the objective of this Postman certification course?

The main objective of this course is to make you a professional in API Testing. We aim to do the same by helping you learn the following concepts, along with other significant ones:

  • Advantages of APIs
  • Web services vs APIs
  • Postman and Newman tools
  • Installation of JDK, JRE, IDE, and Maven
  • Basics of Java and JavaScript

Microservices use APIs to utilize their numerous services. A lot of Software Testers automate their testing process using tests based on UI. Due to this, there is a high demand for certified and skilled API Testing professionals around the world. To be a part of a well-reputed organization in this field with a high salary, you should sign up for this course.

The average income of these professionals in the United States, as per Glassdoor, is US$55,030 per year, which may rise to US$84,000 per year with experience. This is another reason why it is a smart career option for IT professionals.

Other than having a basic understanding of a few testing concepts, you do not need to have any specific skills or knowledge to learn API Testing. If you have an interest in learning API architecture and web services and wish to build a career in this domain, learning API testing is a must.

Aspirants who are aiming to pursue a career in API Testing or professionals who are looking for a career transition in this field can join the course. Some of the professionals who should definitely take up this training include:

  • IT Professionals
  • Architects
  • Web Service Testers
  • End-users
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Career Transition

40% Average Salary Hike

$1,25,000 Highest Salary

6000+ Career Transitions

500+ Hiring Partners

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Course Fees

Self Paced Training

  • 35 Hrs e-learning videos
  • Flexible Schedule
  • Lifetime Free Upgrade


Corporate Training

  • Customized Learning
  • Enterprise grade learning management system (LMS)
  • 24x7 Support
  • Enterprise grade reporting

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API Testing Course Content

Live Course

API introduction

  • Introduction to web application architecture
  • Introduction to APIs
  • Introduction to Web-Services
  • How does an API works
  • What is API testing?
    1. What does API Testing involve
    2. Validation techniques used in API Testing
    3. API Testing Steps
    4. Understanding URI, End points, Resources, Http verbs
    5. GUI tools available for API Testing
    6. Command-line tools available for API Testing
    7. Best Practices for API Testing
  • Advantages of API
  • API vs Web-Services
  • Introduction to API architecture, REST API, SOAP API
  • Understanding how REST API architecture works
  • Understanding how SOAP API architecture works
  • Understanding the HTTP methods GET, POST, PUT, DELETE, PATCH, OPTIONS, HEAD, and Few more

Introduction to Postman API Testing Tool

  • What is Postman tool
  • Installation of Native Postman tool
  • Installation of Postman tool as Chrome Add-on
  • Introduction to Postman landscape
  • Introduction to Postman Settings
  • Creating First API request using Postman
  • Functional Testing of Web Services
  • Understanding History
  • Setting up Test Project with REST APIs
  • Validating responses with Postman client
  • Validating the body of the first JSON response
  • Examples of validating response headers and status codes
  • Understanding query parameters on sending request Validating status code
  • Validating Response time
  • How to debug & troubleshoot
  • How to create and manage Workspaces
  • Importing request from your browser
  • Cookies
  • Saving Responses
  • Creating collections in Postman tool
  • Importing/Exporting collections using Postman tool
  • Run Collections Remotely with URL
  • Creating variables at difference scope levels and how to refer them
  • How to set and get variables through scripting
  • Creating Environments
  • How to setup different URLs using environments
  • How to create quick scripts
  • Pre-request scripts
  • Test scripts/Assertions
  • Make the requests dynamic by taking advantage of variables
  • Generating code snippets in Postman tool
  • Troubleshooting.
  • Postman API Automation: Part 1
    • Collection Runner
    • Postman monitors
    • Automating with Newman tool
    • Basic introduction to NPM tool & NodeJS
    • Installing NodeJS
    • Installing Newman tool
    • Running a collection with Newman tool
    • Specifying environments in Newman tool
    • Creating an HTML report using Newman tool
    • Using Authentication/Authorization in Postman tool
  • Postman API Automation: Part 2
    • Automating POST request with payload
    • Grabbing the response body into the string for advance validations
    • Data-Driven testing using CSV and JSON
    • Scheduling the API testing periodically
    • Load testing of API testing in Postman tool
    • Running and analyzing Load Test results
    • Shortcut methods to convert Raw data to XML/JSON
    • Logging feature to debug automation scripts
    • Using Postman to Create a Reusable API Framework
    • Testing Workflow with TwitterAPI
  • Java Installation : JDK / JRE
  • IDE Installation: Eclipse/ IntelliJ / NetBeans
  • Maven Installation & Configuration
  • Build a Maven project, the configuration of Rest-Assured
  • Restful API Automation scripting: Rest-Assured using Java
  • What are variables
  • Data types
  • Operators
  • Control statements
  • Functions
  • Arrays
  • Objects
  • What are Java Classes
  • Java Objects
  • Java Methods
  • Constructors
  • Access Specifiers
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API Testing Projects

Peer Learning

Via Intellipaat PeerChat, you can interact with your peers across all classes and batches and even our alumni. Collaborate on projects, share job referrals & interview experiences, compete with the best, make new friends — the possibilities are endless and our community has something for everyone!


API Testing Certification

This is an instructor-led API Testing certification designed by SMEs from top enterprises across the world. Intellipaat’s course aims to make you a professional in API Testing by helping you attain all the skills required. Throughout the course, we will give you 24-hour support where we will provide you a platform in which you can ask your doubts and get them cleared by the instructors or students who have taken up the same course.

You will gain experience in solving real-world business issues through industry-based assignments and projects. After completing the course and executing the projects successfully, you will become a certified professional in API Testing. Further, we will make you job-ready via numerous mock interviews, along with resume creation and more. Get a head start in your career with our comprehensive training.

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API Testing Certification FAQs

Why should I take up Intellipaat’s API Testing course?

API Testing has become an important skill for professional Software Testers today, which is why there is a peak in the demand for API Testing courses online. In this course, we aim to help you learn API Testing by teaching you all the modules with practical real-life examples. Here, you will also get the opportunity to work on several exercises and industry-specified projects that will enhance your learning.

Also, you will be able to ask your doubts and get them cleared in our anytime available online platform. After the course, we will prepare you for your job interviews through resume creation and mock interview sessions, thereby increasing your confidence level to crack your actual job interview. We will also reward you with a course completion API Testing certification from Intellipaat.

Intellipaat offers various online testing courses such as Selenium Certification Training, ETL Testing, Manual Testing, Combo Course, Hadoop Testing, and master’s program in the domain.

3 technical 1:1 sessions per month will be allowed.

At Intellipaat, you can enroll in either the instructor-led online training or self-paced training. Apart from this, Intellipaat also offers corporate training for organizations to upskill their workforce. All trainers at Intellipaat have 12+ years of relevant industry experience, and they have been actively working as consultants in the same domain, which has made them subject matter experts. Go through the sample videos to check the quality of our trainers.

Intellipaat is offering 24/7 query resolution, and you can raise a ticket with the dedicated support team at any time. You can avail of email support for all your queries. If your query does not get resolved through email, we can also arrange one-on-one sessions with our support team. However, 1:1 session support is provided for a period of 6 months from the start date of your course.

Intellipaat is offering you the most updated, relevant, and high-value real-world projects as part of the training program. This way, you can implement the learning that you have acquired in real-world industry setup. All training comes with multiple projects that thoroughly test your skills, learning, and practical knowledge, making you completely industry-ready.

You will work on highly exciting projects in the domains of high technology, ecommerce, marketing, sales, networking, banking, insurance, etc. After completing the projects successfully, your skills will be equal to 6 months of rigorous industry experience.

Intellipaat actively provides placement assistance to all learners who have successfully completed the training. For this, we are exclusively tied-up with over 80 top MNCs from around the world. This way, you can be placed in outstanding organizations such as Sony, Ericsson, TCS, Mu Sigma, Standard Chartered, Cognizant, and Cisco, among other equally great enterprises. We also help you with the job interview and résumé preparation as well.

You can definitely make the switch from self-paced training to online instructor-led training by simply paying the extra amount. You can join the very next batch, which will be duly notified to you.

Once you complete Intellipaat’s training program, working on real-world projects, quizzes, and assignments and scoring at least 60 percent marks in the qualifying exam, you will be awarded Intellipaat’s course completion certificate. This certificate is very well recognized in Intellipaat-affiliated organizations, including over 80 top MNCs from around the world and some of the Fortune 500companies.

Apparently, no. Our job assistance program is aimed at helping you land in your dream job. It offers a potential opportunity for you to explore various competitive openings in the corporate world and find a well-paid job, matching your profile. The final decision on hiring will always be based on your performance in the interview and the requirements of the recruiter.

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