Haseeb R.

As a Top Rated Plus, full-time freelancer on Upwork with 5+ years of experience in Software Quality Assurance, I help clients ship bug-free applications and deliver seamless, high-quality user experiences. With over 4,609+ hours on Upwork, I've tested 50+ Android and iOS mobile apps and 120+ web applications, including 10+ AI voice and chat assistant platforms and 20+ startup products taken successfully to launch. I also test under real-world network conditions, from high-speed 1Gbps connections down to low-bandwidth 3G and kbps scenarios to make sure performance holds up wherever your users actually are. Key Achievements: 4,609+ hours on Upwork 50+ mobile apps and 120+ web apps tested end-to-end 10+ AI voice & chat assistant platforms tested 20+ startup products tested and launched successfully to the store Manual QA Skills: Requirement Analysis, Test Case Design & Execution Functional, Regression, Smoke, UAT, and Exploratory Testing End-to-End, Integration, System & Acceptance Testing Reverse Testing with invalid/unexpected inputs to validate error handling and stability Cross-Browser and Mobile App Testing (iOS & Android) Usability and UI/UX Testing Payment Gateway Testing SEO Testing API Testing (Postman, Swagger) Basic Performance Testing (manual approach) Defect Reporting & Management (JIRA, TestRail) Automation QA Skills: Test Automation with Selenium, Playwright, and Cypress Page Object Model (POM) and reusable framework design API test automation CI/CD integration and Git version control AI Testing Expertise: AI Model Performance & Response Accuracy Validation Conversational Flow, NLP Intent & Entity Testing Voice Agent Quality Testing (ASR, TTS, Latency, Filler Word Detection) Knowledge-Base and Prompt Flow QA Context Retention & Session Continuity Testing Multi-Agent Coordination and Voice Call Testing Tools & Platforms: Bug Tracking & Management: JIRA, Trello, Asana, Linear, GitHub Collaboration & Reporting: Google Sheets, Notion, Slack Testing Platforms: BrowserStack, physical devices Performance & Analytics: GTmetrix, SimilarWeb Documentation: Test Plans, Test Cases, Checklists, User Manuals Why Choose Me? Proven expertise across both Manual and Automation testing Deep experience across web, mobile, and AI-powered platforms Structured, repeatable test documentation and processes Sharp eye for critical defects and edge cases Comfortable in both Agile and Waterfall environments Flexible hours to match your timezone and deadlines Keywords: Manual Testing, Automation Testing, Test Automation, API Testing, Web Testing, Mobile App Testing, Regression Testing, Cross-Browser Testing, Functional Testing, End-to-End Testing, UI/UX Testing, Usability Testing, Test Case Design, Test Plans, Bug Reports, Quality Assurance, Software Testing, iOS Testing, Android Testing, Payment Gateway Testing, Selenium, Playwright, Cypress, Automation Frameworks, Page Object Model (POM), CI/CD, Git, Agile Testing, Jira, AI Testing, Chatbot Testing, Voice AI Testing, NLP Testing, Conversational AI, AI Model Evaluation, Generative AI, OpenAI, ChatGPT, Sora, Gemini