Senior Software Engineer in Test
Summary
Senior QA automation engineer at Daxko's Grip Technologies subsidiary, owning quality of the FitnessForce gym/club management SaaS. Day to day: building Playwright (TypeScript) end-to-end frameworks and JMeter load tests for Angular dashboards, Flutter apps, and a .NET Core backend, with a focus on payment gateway reliability and CI/CD integration.
- Architect and maintain end-to-end automation frameworks in Playwright, using page object models, custom fixtures, and network interception for reliable, multi-tenant test coverage
- Design and run load testing strategies in JMeter to find backend bottlenecks and database locking issues under high concurrency
- Build test suites that validate payment gateway integrations, including tokenization, webhook processing, transaction idempotency, and 3D Secure edge cases
- Develop strategies to test our asynchronous Kafka architecture, confirming reliable real-time sync across access control, retail, and financial systems
- Design and maintain test plans for complex, multi-system features, keeping clear traceability between epics, test cases, and bug reports
- Organize test suites into smoke, sanity, and regression tiers, lead defect triage, and set clear entry and exit criteria for releases
- Integrate Playwright and JMeter suites into our CI/CD pipeline to gate builds before deployment
- 6+ years of experience in software testing and automation within a complex SaaS environment
- Deep, hands-on expertise with Playwright and TypeScript, including page object models, fixtures, and assertions
- A proven track record configuring and analyzing distributed load tests with JMeter
- Strong experience testing payment gateways and complex financial workflows like billing, refunds, and subscription logic
- Experience using AI coding assistants to generate and maintain automated scripts, with the QA discipline to validate accuracy and eliminate flakiness
- Solid understanding of testing RESTful APIs and asynchronous messaging systems
- Experience with mobile test automation frameworks for Flutter apps
- Familiarity with the fitness, gym management, or POS retail software industry
- Knowledge of PCI-DSS compliance and its impact on software testing and data handling