QA Engineer (Payments Squad)

Overview

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.

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.