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QA Engineer (Payments Squad)Dormont Manufacturing Company • Arlington, Texas, United States
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QA Engineer (Payments Squad)

Dormont Manufacturing Company
  • US
    Arlington, Texas, United States
  • US
    Arlington, Texas, United States
Apply Now

About

At Qu you will: Support the Payments squad, which is responsible for core payment flows and integrations across our POS platform. This hybrid QA role combines strong functional testing skills with growing automation capabilities. You’ll test APIs, payment processing flows, and integrated hardware like EMV terminals, ensuring our payment experience is fast, secure, and reliable.
Overview
Design and execute manual and automated test cases for payment APIs, UI flows, and EMV hardware interactions.
Perform functional, regression, and device-level testing of payment workflows (card present/card not present).
Validate RESTful APIs using Postman, including auth flows, error handling, and integration behaviors.
Participate in L3 certification process testing with payment partners and contribute to certification documentation.
Collaborate closely with QA, Product, and Engineering to define clear test plans, acceptance criteria, and edge cases.
Use browser dev tools to inspect request/response payloads; investigate logs and backend activity.
Support test automation using Playwright, Appium, and backend verification tools.
Assist in test data setup and backend verification using MongoDB, DynamoDB, and AWS tools.
Document defects clearly in JIRA and contribute to test coverage during sprints and releases.
Participate in Agile ceremonies including sprint planning, refinement, and reviews.
What we’re looking for:
3–5 years of QA experience in web or enterprise platforms, with a focus on payments or integrations.
Strong experience testing payment systems, including EMV terminal workflows and cloud-to-device communication.
Hands-on with Postman for API validation; familiarity with Swagger/OpenAPI specs.
Experience testing web UI across browsers, responsive layouts, and frontend/backend coordination.
Familiarity with basic backend testing using C# (xUnit, Moq) or ability to read/debug service code.
Understanding of EMV L3 certification processes and best practices.
EMV payment terminal certification experience is a strong plus.
Comfort working in hybrid environments involving cloud services and on-site devices.
Basic knowledge of MongoDB, DynamoDB, or similar databases.
Familiarity with CI/CD pipelines and Agile/Scrum development processes.
Strong documentation, collaboration, and bug reporting skills.
Bonus Experience
Automation experience with Playwright, Appium, or similar tools.
Experience with AWS-based environments, test containers, or device farms.
Previous QA experience in POS, payment gateway, or fintech domains.
Familiarity with terminal simulators, payment SDKs, or mock acquirer environments.
Experience testing offline/online fallback flows or device network behavior.
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  • Arlington, Texas, United States

Languages

  • English
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