IT QA (Quality Assurance) Engineer

Mahacakra; Jakarta Selatan; On-site; IDR 120,000,000 - 260,000,000; Full time

Job summary

Mahacakra is seeking a QA Engineer to ensure the reliability and security of EDC and payment applications used by banks and merchants. You will collaborate with developers and product teams from test planning to release, designing test cases and automating coverage across functional, regression, and API testing.

You will test EDC/POS applications and payment flows on physical devices, validate integrations via API testing, and contribute to a culture of quality through AI-assisted test

Qualifications

• Bachelor's degree in CS/Inform/IS or related field.
• Experience in manual testing including test design, functional, regression, and UAT.
• Familiar with test automation tools such as Selenium, Cypress, or Playwright.
• Experience in API testing using Postman or REST Assured.
• Good understanding of SDLC/STLC, bug tracking, and Agile workflows (Jira).
• Experience testing POS/EDC applications and payment flows.
• Comfortable using AI tools to support test case generation.

Responsibilities

• Design, write, and execute test cases for functional, regression, and UAT.
• Test EDC/POS apps and end-to-end payment flows on devices.
• Perform API testing to validate backend integration.
• Develop and maintain automated test scripts to improve coverage.
• Report, track, and verify bugs using Jira; ensure issues are resolved before release.
• Participate in Agile ceremonies and clarify requirements/acceptance criteria with devs.
• Use AI tools to support test case generation and productivity.

Skills

Manual testing

Test planning

Functional testing

Regression testing

UAT

Automation testing

Selenium

Cypress

Playwright

API testing

Postman

REST Assured

Jira

AI-driven testing

SDLC/STLC

Education

Bachelor's degree in Computer Science or related field

Tools

Selenium

Cypress

Playwright

Postman

REST Assured

Job description

About the Role

As a QA Engineer, you will ensure that our EDC and payment applications are reliable, secure, and ready for use by banks and merchants. You will work closely with developers and product teams throughout the development cycle, from test planning to release.

Responsibilities

Design, write, and execute test cases for functional, regression, and User Acceptance Testing (UAT).

Test EDC/POS applications and end-to-end payment transaction flows on physical devices.

Perform API testing to validate integration between applications and backend payment services.

Develop and maintain automated test scripts to improve testing coverage and efficiency.

Report, track, and verify bugs using Jira, and ensure issues are resolved before release.

Participate in Agile ceremonies and collaborate with developers to clarify requirements and acceptance criteria.

Use AI tools to support test case generation, documentation, and daily productivity.

Requirements

Bachelor's degree in Computer Science, Informatics, Information Systems, or a related field.

Experience in manual testing: test case design, functional, regression, and UAT.

Familiar with test automation tools such as Selenium, Cypress, or Playwright.

Experience in API testing using Postman or REST Assured.

Good understanding of SDLC/STLC, bug tracking, and Agile workflows (Jira).

Experience testing POS/EDC applications and payment transaction flows.

Comfortable using AI tools to support test case generation and daily productivity.

Nice to Have

Understanding of ISO 8583 message format.

Familiarity with EMV card transactions (chip, contactless) and common payment error scenarios.

Experience testing applications for banking or fintech clients.