Postman for API Fundamentals Training in Kuala Lumpur

Postman for API Fundamentals Training in Kuala Lumpur, Malaysia

The training focuses on core API fundamentals, hands-on usage of Postman, and real-world troubleshooting techniques.

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Postman for API Fundamentals Training is a professional training program delivered by ProgNXT in Kuala Lumpur, Malaysia. ProgNXT, a globally recognized corporate training provider in 55+ countries, offers this Postman for API Fundamentals Training course with hands-on, instructor-led sessions. This course is designed to help non-technical professionals—particularly from Business, Customer Success, Operations, Product,...

Expert Panel

Designed and delivered by the ProgNXT Software Engineering Expert Panel — a vetted team of industry professionals with 18+ years of hands-on experience in system design, microservices architecture, Git, and SDLC practices

ProgNXT Software Engineering Expert Panel

Course Code: KJJ10
14 Hrs
Last Updated: April 2026

Course Rating5/5

This course is designed to help non-technical professionals—particularly from Business, Customer Success, Operations, Product, and FinTech domains—develop a clear and practical understanding of APIs using Postman.

The training focuses on core API fundamentals, hands-on usage of Postman, and real-world troubleshooting techniques, enabling participants to confidently analyze API behavior, validate responses, and collaborate effectively with engineering teams.
The course intentionally avoids deep programming, heavy automation, or CI/CD ownership, making it ideal for professionals who work with APIs rather than build them.

Welcome to the official Postman for API Fundamentals Training certification program in Kuala Lumpur, Malaysia. This comprehensive training is designed to elevate your professional skills and provide you with practical, industry-relevant knowledge locally. As a globally recognized corporate training provider operating in 55+ countries, ProgNXT ensures that our curriculum meets the highest standards of excellence.

Whether you are looking to upskill your team or advance your personal career, our expert-led sessions will guide you through the core concepts of this domain. Upon successful completion of the 14 Hrs program, participants will receive a globally accepted certification, demonstrating their proficiency and readiness to tackle complex challenges in the field.

No technical or programming background is required.

Recommended (but not mandatory):

Basic understanding of business workflows (e.g., customer onboarding, transactions, reporting)
Familiarity with SaaS or fintech products
Willingness to work hands-on with Postman during the sessions

After completing the course, participants will be able to:

Confidently use Postman as a daily tool for API understanding and validation
Independently troubleshoot common API issues without engineering dependency
Validate third-party and internal APIs during integrations or incidents
Reduce turnaround time in issue diagnosis and escalation
Communicate API behavior and failures clearly with technical teams
Participate effectively in API-related discussions, reviews, and product decisions
Act as a strong bridge between business stakeholders and engineering teams

By completing this course, participants will gain the following skills:

Understand REST APIs from a business and operational perspective
Navigate and use Postman confidently for API exploration
Create, send, and analyze API requests (GET, POST, PUT, DELETE)
Interpret API responses, JSON data, and HTTP status codes
Handle common authentication mechanisms (API keys, tokens, OAuth – conceptual)
Work with environments and variables (Dev, UAT, Prod)
Troubleshoot API errors and failures independently
Validate fintech workflows such as payments, onboarding, and transactions
Capture and share API evidence with engineering or vendor teams
Read basic Postman tests and understand automation outputs (awareness level)

Assessments are practical and scenario-based, not coding-heavy.

Topics covered in assessments include:

Identifying correct API request methods
Understanding request structure (URL, headers, body, parameters)
Interpreting API responses and status codes
Diagnosing authentication and authorization errors
Using environments and variables correctly
Troubleshooting failed API calls
Mapping API responses to business use cases
Explaining API issues clearly to technical teams

ProgNXT Certificate of Completion will be awarded to participants who complete the course and pass the evaluations.

API Foundations & Hands-On Basics

API Concepts for Business & FinTech Professionals

What APIs are and why they matter in fintech products
Real-world examples: payments, KYC, wallets, transactions
REST APIs explained without code
API lifecycle from a business perspective
Common API terminology (endpoint, method, payload, headers)

Hands-on

Getting Started with Postman Interface

Postman workspace overview
Collections, requests, history
Understanding GET, POST, PUT, DELETE in business terms
Sending your first API request

Hands-on

Requests & Responses Deep Dive

URL structure, query parameters, path variables
Headers vs Body (explained visually)
Understanding HTTP status codes (200, 400, 401, 403, 500)
Reading and interpreting JSON responses
Identifying business-impacting API errors

Hands-on

Authentication & Authorization

Why authentication is critical in fintech APIs
API Keys, Bearer Tokens, OAuth (conceptual, not coding)
How auth failures look in Postman
Token expiry and common auth issues

Hands-on

Environments, Troubleshooting & Real-World Usage

Environments & Variables

What environments are (dev, staging, prod)
Variables explained simply
Switching environments safely
Avoiding production mistakes

Hands-on

Practical API Troubleshooting Techniques

Debugging failed API calls
Identifying whether the issue is:

Request-related
Authentication-related
Data-related
Backend/system-related

How to capture evidence for engineering teams
Best practices for raising API issues internally

Hands-on

Working with Real Business Use Cases

Payments API walkthrough
Customer onboarding / KYC API example
Transaction status & reconciliation APIs
Pagination, filtering, and search APIs

Hands-on

Execute real-world API flows end-to-end
Validate data accuracy for business use

Intro to Tests & Scripts (Awareness Only)

What Postman tests are (high-level)
Reading existing tests (not writing complex code)
When automation is useful vs not needed
Understanding what engineering teams automate

Hands-on

Collaboration, Reporting & Best Practices

Sharing collections with teams
Exporting API call evidence
Using Postman for cross-team communication
Best practices for non-technical stakeholders

Participants will receive course materials, slides, reference materials, exercises and access to resources for further learning.

Participants will be evaluated based on: Daily quizzes, mock questions and query resolution. Group Discussion and Case Study Discussion. Assessment will be through hands-on labs, quizzes, and a hands-on exercises.

ProgNXT Certificate of Completion will be awarded to participants who complete the course and pass the evaluations.

Postman for API Fundamentals Training Events in kuala-lumpur

Online Events

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More Upcoming Session Dates

October 2026

🌐 Online Instructor-Led

24th Oct 2026→25th Oct 2026

📍 Kuala Lumpur, Malaysia

26th Oct 2026→27th Oct 2026

November 2026

🌐 Online Instructor-Led

2nd Nov 2026→3rd Nov 2026

📍 Kuala Lumpur, Malaysia

8th Nov 2026→9th Nov 2026

🌐 Online Instructor-Led

25th Nov 2026→26th Nov 2026

📍 Kuala Lumpur, Malaysia

27th Nov 2026→28th Nov 2026

December 2026

📍 Kuala Lumpur, Malaysia

5th Dec 2026→6th Dec 2026

🌐 Online Instructor-Led

11th Dec 2026→12th Dec 2026

🌐 Online Instructor-Led

19th Dec 2026→20th Dec 2026

📍 Kuala Lumpur, Malaysia

28th Dec 2026→29th Dec 2026

Events for other courses in Kuala Lumpur, Malaysia

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Postman for API Fundamentals Training in Kuala Lumpur