Quality Assurance Engineer

2 weeks ago


Abu Dhabi United Arab Emirates ESTIDAMA UAE Full time

Job Description QA Engineer - Payment About the Role We are seeking a Payment Quality Assurance Engineer with strong technical skills in Python and SQL to ensure the accuracy, reliability, and stability of our payment processing systems. This role focuses on validating payment flows, automating test coverage, and ensuring data integrity across highvolume transactional environments. You will work closely with engineering and product teams to test APIs, verify backend data, and automate critical payment scenarios. Key Responsibilities Payment Systems QA - Test and validate endtoend payment flows: authorization, capture, settlement, refunds, reversals, and chargebacks. - Validate integrations with payment gateways, wallets, and thirdparty processors. - Verify transaction logs, ledger entries, and reconciliation workflows. - Ensure accuracy and consistency across all paymentrelated data. Automation Engineering - Build and maintain automated test suites. - Automate API test cases for payment services and transaction workflows. - Develop automated regression suites for mobile and web payment journeys. Backend Validation & SQL - Write SQL queries to validate transactional data, balances, and backend workflows. - Perform databaselevel verification for payment events, settlement batches, and audit trails. - Investigate discrepancies between frontend, backend, and payment processor logs. General QA Responsibilities - Create detailed test plans, test cases, and test scenarios for payment features. - Perform functional, regression, integration, and UAT testing. - Collaborate with developers to reproduce, debug, and resolve issues. - Participate in sprint planning, grooming, and QA signoff processes. - Ensure highquality releases through structured QA processes and documentation. Required Skills & Qualifications - At least 5 years of QA engineering experience. - Strong SQL skills for backend validation and data integrity checks. - Experience testing RESTful APIs (Postman, Swagger, Python scripts). - Experience with payment flows, gateways, or transaction systems. - Strong debugging, analytical, and problemsolving skills. - Experience working in Agile/Scrum environments. - Familiarity with CI/CD is helpful. - Basic familiarity with JMeter is a plus.



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