QA Engineer – AS400/Mainframe & Mortgages Domain

GSS HR Solutions Private Limted; Metro Manila; On-site; PHP 500,000 - 900,000; Full time

Job summary

GSS HR Solutions Private Limted seeks an experienced QA professional to perform functional and automation testing for AS400/Mainframe-based applications and API testing using Postman and Rest Assured.

You will develop, audit, and review automation scripts with Selenium WebDriver, Cucumber.js, and Java, while collaborating in Agile/Scrum teams to ensure timely delivery and quality assurance best practices.

Qualifications

• Mandatory: Hands-on testing experience with AS400/Mainframe applications.
• Mandatory: Strong domain knowledge in Mortgages.
• 5+ years in Quality Assurance roles (manual + automation).
• Solid API testing experience with Postman/Rest Assured.
• Strong coding skills in Java with Selenium/Cucumber frameworks.

Responsibilities

• Perform functional and automation testing for AS400/Mainframe-based applications.
• Conduct API testing and integration validation using Postman, Rest Assured.
• Develop, audit, and review automation scripts using Selenium WebDriver, Cucumber.js, Java.
• Work with CI/CD tools to integrate automated test suites.
• Design, write, and execute manual and automated test cases, including test data creation.

Skills

Mortgage domain knowledge

Test planning & execution

Agile/Scrum teamwork

Tools

AS400/Mainframe testing

Postman

Rest Assured

Selenium WebDriver

Cucumber.js

Java

Maven

Jenkins

Azure DevOps

Job description

• Perform functional and automation testing for AS400/Mainframe-based applications.
• Conduct API testing and integration validation using Postman, Rest Assured.
• Develop, audit, and review automation scripts using Selenium WebDriver, Cucumber.js, Java.
• Work with CI/CD tools (Maven, Jenkins, Azure DevOps) to integrate automated test suites.
• Design, write, and execute effective manual and automated test cases, including test data creation.
• Manage test strategies, defect lifecycle, and ensure end‑to‑end system process validation.
• Collaborate in Agile/Scrum teams, ensuring timely delivery and quality assurance best practices.
• Mandatory: Hands‑on testing experience with AS400/Mainframe applications.
• Mandatory: Strong domain knowledge in Mortgages.
• 5+ years in Quality Assurance roles (manual + automation).
• Solid API testing experience with Postman/Rest Assured.
• Strong coding skills in Java with Selenium/Cucumber frameworks.
• Excellent communication skills, problem‑solving ability, and adaptability in fast‑paced environments.
• Strong analytical mindset with ownership of product quality.