Postman: The Complete Guide - REST API Testing — 93% Off Coupon

Postman API testing for manual and automated tests. Automate with Newman, GitLab, Jenkins or any other CI tool.

⭐ 4.7 out of 5(128,956 students enrolled)Created by Valentin DespaLast updated: 🌐 English

Course Overview - Key Takeaways

The following summarizes all verified data points for this course, including pricing, duration, instructor, and coupon validity. All data is sourced directly from Udemy and verified by CourseSpeak on .

•Course Title: Postman: The Complete Guide - REST API Testing
•Provider: Udemy (listed via CourseSpeak)
•Instructor: Valentin Despa
•Coupon Verified On: November 17, 2025
•Difficulty Level: All Levels
•Category: Development
•Subcategory: Postman
•Duration: 19h 30m of on-demand video
•Language: English
•Access: Lifetime access to all course lectures and updates
•Certificate: Official certificate of completion issued by Udemy upon finishing all course requirements
•Top Learning Outcomes: Create GET, POST, PUT, DELETE requests · Understand GET vs POST request method · Work with real-world APIs (Github API, Trello API)
•Prerequisites: Registering to a few reputable public APIs is required for you to be able to follow along with the course · Basic programming and/or JavaScript knowledge is required (needed for writing tests)
•Price: $14.99 with coupon / Regular Udemy price: $199.99. Applying this coupon saves you $185.00 (93% OFF).
•Coupon: Click REDEEM COUPON below to apply discount
⚠️
Important:This coupon may not function properly in private/incognito browsing mode. Please use a standard browser window and consider temporarily disabling any ad blockers or VPN services for optimal performance.

What You'll Learn

This course gives you the following verified skills and competencies in Development:

✓Create GET, POST, PUT, DELETE requests.
✓Understand GET vs POST request method.
✓Work with real-world APIs (Github API, Trello API).
✓JavaScript basics for tests.
✓Write API tests in Postman.
✓Use data from Excel files (CSV) or JSON.
✓Use Postman variables to create workflows and scenarios.
✓Run API tests with Newman in Jenkins, GitLab CI or TeamCity.
✓Use OAuth2, API keys, tokens, JWT, basic auth.
✓Collaborate using Team Workspaces.
✓Use mock servers.
✓Test file uploads.

Course Requirements & Prerequisites

The following background knowledge and tools are recommended before starting this course. Students without these prerequisites may still enroll but should expect a steeper learning curve:

•Registering to a few reputable public APIs is required for you to be able to follow along with the course
•Basic programming and/or JavaScript knowledge is required (needed for writing tests)
•Basic HTTP knowledge required (address, message body, headers, cookies, ...)
•Basic knowledge about RESTful APIs and JSON
•Basic Jenkins experience, if an integration with Jenkins is desired
•Basic NodeJS/NPM experience (needed for test automation)
•Optional - Basic Docker experience (for Jenkins or Newman)
•A computer with Windows, macOS or Linux is required for viewing the lectures and installing Postman. Using a mobile phone/tablet is not recommended.

About This Udemy Course

The following is the full official course description as published on Udemy by instructor Valentin Despa. It covers the curriculum structure, teaching methodology, and topic scope for this Development course:

Complete Udemy Coupons Guide
Where to find coupons, how to redeem them, and how to avoid expired codes.
Read Guide ↗

Is the Postman: The Complete Guide - REST API Testing Coupon Worth It?

Expert review by Josh Smith, Lead Course Reviewer at CourseSpeakUpdated Nov 17, 2025

Based on analysis of the curriculum structure, student engagement metrics, and verified rating data, this is a high-value resource for learners seeking to build skills in Development. Taught by Valentin Despa on Udemy, the 19h 30m course provides a structured progression from foundational concepts to advanced techniques— making it suitable for learners at all levels. The current coupon reduces the price by 93%, from $199.99 to $14.99, removing the primary financial barrier to enrollment.

Pros

  • ✓Verified 93% price reduction.
  • ✓High learner satisfaction (4.7/5).
  • ✓Trusted by 128,956 students.
  • ✓Certificate + lifetime access.

Cons

  • !May be challenging for absolute beginners.
  • !Lifetime access depends on Udemy.
  • !Projects & quizzes need extra time.
JS
Josh Smith
Lead Course Reviewer
Credentials →

"Given the 93% price reduction and verified 4.7-star rating, Postman: The Complete Guide - REST API Testing is a strong value in Development on Udemy. Enrollment recommended while the coupon is active."

✓
Final Verdict: Worth It
Exceptional value with current pricing
New to redeeming coupons? Visit our step-by-step guide for detailed instructions on how to apply coupon codes.Coupon last verified November 17, 2025.Udemy coupons are time-limited — redeem as soon as possible.

Course Rating Summary

This course holds an aggregate rating of 4.7 out of 5 based on 128,956 student reviews on Udemy. The distribution below shows the approximate percentage of students who gave each star rating.

4.7
128,956 Verified Ratings
5 stars
75%
4 stars
15%
3 stars
6%
2 stars
2%
1 star
2%

* Rating distribution is approximated from the aggregate score. Sourced from Udemy. Last verified: November 17, 2025.

Instructor Profile

Background information on Valentin Despa, the instructor responsible for this course on Udemy.

VD
Valentin Despa
Udemy Instructor
Full Profile ↗
Subject Area
Development
Total Students
128,956+ enrolled
Rating
4.7 / 5.0
Course Duration
19h 30m
Teaching Approach
Practical, project-based instruction focused on real-world application of Development skills. This course provides structured progression from foundational concepts to advanced techniques.

Frequently Asked Questions

The following questions and answers cover the most common queries about this course, its coupon code, pricing, and enrollment process. All answers are based on verified data from Udemy as of November 17, 2025.

About the Author

Josh Smith
Josh Smith
Udemy Coupon Specialist

8+ years finding and verifying the best Udemy deals. Helped thousands of students save on premium courses through curated coupon codes and exclusive discounts.