Senior Software Development Engineer in Test I

Responsibilities

• Design, develop, and maintain automated test frameworks for APIs, backend services, and web applications related to the EBizCharge payment gateway.
• Write and execute automated tests for payment flows including authorization, capture, refunds, voids, tokenization, and recurring payments.
• Validate PCI-compliant workflows and ensure secure handling of sensitive payment data.
• Perform API testing (REST/SOAP) for gateway services, integrations, and third-party processors.
• Conduct integration, regression, and end-to-end testing across ERP and accounting system integrations.
• Collaborate with software engineers to identify test gaps, reproduce issues, and improve testability.
• Monitor and improve test coverage, reliability, and execution time in CI/CD pipelines.
• Perform performance and load testing to ensure the gateway handles high transaction volumes.
• Participate in code reviews with a quality-first mindset.
• Document test strategies, test cases, and quality metrics.

Qualifications

• 5+ years of experience as an SDET, QA Automation Engineer, or similar role.
• Strong programming skills in one or more languages such as Java, C#, Python, or JavaScript/TypeScript.
• Experience building test automation for APIs and backend systems.
• Hands-on experience with test frameworks such as Selenium, Playwright, Cypress, RestAssured, Postman, or similar.
• Solid understanding of CI/CD pipelines (GitHub Actions, Jenkins, Azure DevOps, etc.).
• Experience testing financial systems or payment gateways.
• Strong knowledge of SQL and database validation.
• Familiarity with version control systems (Git).

Preferred Qualifications