Senior Flutter Developer

Location: Mumbai - Hybrid

Department: Fitness Force Technology

Location Type: IN_OFFICE

Employment Type: FULL_TIME

• 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