Khubaib A.

Manual QA Tester and QA Engineer with 5+ years of experience in manual testing, functional, regression and cross-browser testing for web and mobile apps. Top Rated on Upwork with 50+ QA projects delivered, I help SaaS, FinTech and AI product teams release with confidence through clear bug reports, backed by Cypress, Playwright and AI testing when you need automation. MANUAL QA TESTING - Functional, regression, UAT, exploratory and cross-browser testing for web and mobile applications - Complex user flow testing, including multi-step and role-based journeys - UI/UX testing on real iOS and Android devices, plus BrowserStack and LambdaTest - Test cases, test scenarios and QA documentation your team can reuse AUTOMATION TESTING - Playwright (TypeScript) and Cypress end-to-end test automation with a maintainable structure - Selenium and Appium automation for web and mobile - Regression suites running in CI/CD with GitHub Actions API, BACKEND & DATABASE TESTING - REST and GraphQL API testing with Postman and Newman - Backend testing and database validation with SQL (MySQL, MongoDB) - Performance and load testing with JMeter BUG REPORTING & ROOT CAUSE ANALYSIS - Clear, reproducible bug reports with steps, expected vs actual result, severity, screenshots and logs - Root cause analysis so developers can fix issues faster - Defect tracking in Jira and test management in TestRail AI & LLM TESTING - Chatbot and AI app testing, LLM output validation, prompt regression and AI agent workflow testing TOOLS Playwright, Cypress, Selenium, Appium, JMeter, Postman, Newman, Jira, TestRail, BrowserStack, LambdaTest, GitHub Actions, TypeScript, JavaScript, Python, SQL INDUSTRIES SaaS, FinTech, HealthTech, EdTech, E-commerce, AI-powered products Send me your app and release timeline, and I'll reply within 24 hours with a testing approach for your product.