Quality Assurance Engineer (Payments & Data Migration)

Key responsibilities

• Design and execute test cases for core transaction, balance, and account features
• Build and maintain automated test suites, integrated into the CI pipeline
• Perform API, integration, regression, and load testing
• Validate data correctness using SQL, and own verification and sign-off for data migration
• Report defects and support release verification

Requirements

• Minimum 3 years of QA experience
• Able to independently develop automated tests in Go or Python
• Proficient in SQL for independent data verification
• Working knowledge of test design techniques: boundary value analysis, equivalence partitioning, state transition testing
• Experience with API testing tools (Postman or equivalent) and defect tracking workflows
• Strong attention to numerical accuracy and boundary conditions
• Experience testing payment or financial systems (preferred)
• Experience designing and running concurrency tests (preferred)
• Experience with data migration verification (preferred)
• Load testing tools such as k6, Locust, or JMeter (preferred)
• Familiarity with Testcontainers and Docker, or experience mocking third-party services in a test environment