Hire the Best User Acceptance Testing Specialists
in India

40+ Hours Available Per Week Top Rated Plus full-time freelancer Manual QA with over 8+ years of experience in Software Quality Assurance, specializing in manual testing, functional and regression testing, cross-platform mobile and web application testing, API testing, workflow validation, and SaaS application QA. Extensive experience testing AI Voice & Chat Assistant platforms including Retell, Bland, Vapi, Wishpond AI, Senior Care AI, and more, along with marketplaces, booking systems, and enterprise applications. As a Top-Rated Plus freelancer on Upwork, I have delivered QA services to clients worldwide, backed by 250+ 5-star ratings ⭐, and tested 310+ mobile apps and 120+ web applications, collaborating with organizations like UNICEF and brands I test applications across all types of network conditions, including 3G, 4G, and 5G, as well as high-speed connections (1Gbps) and low-speed scenarios down to kilobits per second (kbps), ensuring optimal performance and usability under real-world conditions. Key Achievements: 🏆 Top Rated Plus freelancer with 8+ years of professional QA experience ⭐ 225+ 5-star reviews from satisfied clients 📌 390+ Upwork projects successfully completed 🤖 10+ AI Voice & Chat Assistant platforms tested (Retell, Bland, Vapi, Wishpond AI, Senior Care AI, etc.) 🚀 Tested and launched 70+ startup products successfully to the store ⏰ Worked over 28,600+ hours on Upwork. 📱 Android: Samsung Galaxy S24 Ultra, Samsung Galaxy S21 Plus, Poco X4, RealMe GT Master Edition, OnePlus 9, OnePlus 8T, Samsung A18 📱 iOS: iPhone 16 Pro Max, iPhone 14 Pro Max, iPhone 14 Plus,iPhone 15 Plus, iPhone 13 Pro Max, iPhone 11, iPhone XR 💻 Desktop: MacBook Air, HP Pavilion X360, RealMe Book, Lenovo ThinkPad, Samsung Galaxy Book 4 & 5 Manual QA Skills: • AI Model Performance Testing • AI Agent Functional & Usability Testing • Conversational AI & Chatbot Testing • Requirement Analysis • Test Case Design & Execution • Defect Reporting & Management • SEO Testing • Functional Testing • End-to-End Testing • Integration Testing • Exploratory Testing • PWA Testing (Progressive Web App Validation) • Reverse Testing – Test with Invalid/Unexpected inputs to ensure robust error handling & stability • Regression Testing • Cross-Browser Testing • Mobile App Testing (iOS & Android) • Usability Testing • UI/UX Testing • Payment Gateway Testing • System Testing & Acceptance Testing • API Testing (Postman, Swagger) • Performance Testing (Basic manual approach using tools) 🤖 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 • Real-World AI App Testing (Retell, Bland, Vapi, ElevenLabs, Play.ht, Wishpond AI, Senior Care AI) Tools & Platforms: • Bug Tracking & Management: JIRA, Trello, Asana, Linear, ScribeHow • Collaboration & Reporting: Google Sheets, Notion, Slack • Testing Platforms: BrowserStack, physical devices • Performance & Analytics Tools: GTmetrix, SimilarWeb • Documentation: Test Plans, Test Cases, Checklists, FRS, User Manuals Domains Expertise: • eCommerce (Shopify, WooCommerce) • SaaS Applications • Healthcare • Mobile Applications • Insurance • Banking & Financial Services • Gaming • Point of Sale (POS) • ERP Systems • OpenAI Integration With a strong commitment to delivering error-free, high-performing software, I aim to exceed quality expectations and provide products that users love. I am available for flexible timings across any time zone and dedicated to helping you bring your software to the highest standards of performance and user satisfaction. Why Choose Me? ✔️ Proven expertise in Manual QA testing ✔️ Comprehensive experience across web and mobile platforms ✔️ Skilled in test documentation, ensuring a structured and repeatable testing process ✔️ Ability to identify critical defects and edge cases ✔️ Adaptable to both Agile and Waterfall methodologies ✔️ Flexible work hours to meet your project needs ✔️ Expert in crawling websites to ensure flawless functionality and SEO perfection -------------------------------------------------------------------------------------------------------- Related Keywords: Manual Testing, API Testing, Web Testing, Mobile App Testing, Regression Testing, Cross-Browser Testing, Test Case Design, Jira, UI/UX Testing, End-to-End Testing, Functional Testing, Bug Reports, Quality Assurance, iOS Testing, Android Testing, Test Plan, Usability Testing, User Testing, Software Testing, Manual QA, AI Testing, Chatbot Testing, Voice AI Testing, NLP Testing, Mobile App QA, Conversational AI, AI Model Evaluation, Reverse Testing, PWA Testing, Progressive Web App Validation, AI Apps Testing, Progressive Web Application, OpenAI, AI Apps, ChatGPT, Sora, Gemini, Generative AI, Chatbot

PROFESSIONAL EXPERIENCE I'm an experienced QA Engineer with a passion for ensuring high-quality software products. I have experience working with clients across various industries, from startups to large enterprises, and have gained expertise in manual testing, test automation. As an automation tester, I can help you with: 1) Creating and maintaining test automation frameworks. 2) Proficient in Selenium and Java, with a strong understanding of test automation frameworks. 2) Developing and executing automated test scripts. 3) Integrating automated tests into the CI/CD pipeline. 4) Ensuring that the test automation is reliable, maintainable, and scalable. As a manual tester, I can help you with: 1) Creating test plans and test cases 2) Executing manual tests and recording test results 3) Reporting and tracking defects 4) Performing regression testing and user acceptance testing 5) Ensuring that the software meets the client's requirements and is user-friendly Here are some of my skills and qualifications: 1) Proficiency in testing tools such as Selenium, and Postman 2) Experience in programming languages such as Java, Python, and JavaScript 3) Familiarity with Agile methodologies and DevOps practices 4) Strong analytical and problem-solving skills 5) Excellent communication and collaboration skills 6) Attention to detail and accuracy 7) Ability to work independently and meet deadlines 8) Positive attitude and willingness to learn I'm committed to delivering high-quality work and ensuring that the products I test meet the client's requirements and are user-friendly. Let's connect and discuss how I can help you achieve your testing goals.

As a software tester with 6+ years of extensive experience in website and mobile app testing , I am confident that I can help bringing your ideas to life .Please take a look at my portfolio to see some of my previous work , and let me know how I can assist you .I would love to hear from you ! Please don't hesitate to reach out to me at any time . ✅ I have experience using variety of software testing tools include : ✨Jira ✨Trello ✨Mantis ✨Lambda Test ✨Browser Stack ✨Apache Jmeter ✨Postman ✅ I have work skills include: ✨ Manual Testing ✨ Functional/non-Functional testing . ✨ Writing effective bug reports . ✨ Testing web applications. ✨ Testing mobile applications ( Android-IOS). ✨ Test cases design and development ✅ I have work skills include: ✨ Article writing, Content writing, Blog writing

Hi, I’m Aslam Khan - a Former Amazon Quality Assurance Engineer II with 15+ years of experience helping startups, SaaS companies, and enterprise teams release stable, user-focused products with confidence. I specialize in end-to-end Software Testing and Quality Assurance across Web, Mobile, SaaS, Healthcare, eCommerce, Enterprise, and AI-powered applications. Beyond identifying bugs, I help teams validate critical business workflows, uncover release risks, strengthen product quality, and deliver reliable user experiences. 🔎 CORE QA EXPERTISE ✔ Manual & Exploratory Testing Functional Testing, Regression Testing, Smoke Testing, Sanity Testing, Integration Testing, System Testing, User Acceptance Testing (UAT), and Edge-Case Validation ✔ End-to-End Product & Business Flow Testing User Journey Testing, Business Workflow Validation, Requirements Analysis, Risk-Based Testing, Release Readiness, Production Verification, and Defect Investigation ✔ Web Application Testing Cross-Browser Testing, Responsive Testing, Compatibility Testing, UI/UX Validation, Figma Design Comparison, Form Testing, Navigation Testing, and Browser DevTools Analysis ✔ Mobile App Testing Native and Hybrid Mobile App Testing, iOS Testing, Android Testing, Real-Device Testing, Mobile Responsiveness, Installation and Upgrade Testing, Push Notification Testing, and BrowserStack Testing ✔ API & Backend Testing API Testing with Postman and REST Assured, Swagger/OpenAPI Validation, Positive and Negative Testing, Authentication, Error Handling, Response Validation, Data Integrity, and SQL Database Testing ✔ Test Automation Playwright, Cypress, Selenium WebDriver, Page Object Model, Reusable Test Frameworks, Automated Smoke and Regression Testing, Cross-Browser Execution, and CI/CD Integration ✔ AI, LLM & Chatbot Testing AI Application Testing, GPT/LLM Testing, Conversational AI, Chatbot Testing, Prompt and Workflow Validation, Response Accuracy, Context Retention, Error Handling, and AI Agent Testing ✔ Performance Testing JMeter, Load Testing, Stress Testing, Response-Time Validation, Performance Analysis, and Bottleneck Identification ✔ QA Strategy & Release Management QA Strategy, Test Planning, Test Case Design, Test Documentation, Bug Reporting, Defect Lifecycle Management, Release Sign-Off, Regression Planning, QA Process Improvement, and Agile/Scrum Collaboration ⭐ WHAT YOU CAN EXPECT ✔ Clear, developer-ready bug reports with reproduction steps, screenshots, recordings, severity, and business impact ✔ Testing focused on critical user journeys and real-world customer behaviour ✔ Strong exploratory testing and edge-case discovery ✔ Practical automation that is stable, reusable, and maintainable ✔ Fast onboarding with minimal supervision ✔ Proactive communication and transparent progress updates ✔ Reliable support for both pre-launch testing and ongoing releases ✔ Strong collaboration with founders, developers, product managers, and business stakeholders 🛠 TOOLS & TECHNOLOGIES Playwright, Cypress, Selenium WebDriver, Postman, REST Assured, Swagger, JMeter, SQL, BrowserStack, Jira, TestRail, Qase, ClickUp, Linear, Azure DevOps, Trello, GitHub Actions, Jenkins, Git, and Cucumber BDD 📱 REAL TEST DEVICES AVAILABLE ✔ iOS: iPhone 15, iPhone 14 Pro Max, iPhone 13, and iPad Pro ✔ Android: Samsung Galaxy S25 and Samsung Galaxy S22 ✔ Desktop Browsers: Chrome, Safari, Firefox, and Microsoft Edge My domain experience includes SaaS, Healthcare, eCommerce, CRM, Banking and Fintech, AI/LLM platforms, Voice and Chat applications, EdTech, Enterprise Software, and Payment and Subscription workflows. Whether you need a senior QA partner for ongoing releases, a detailed pre-launch product audit, API and backend validation, mobile and cross-device coverage, or a reliable automation framework, I can help you reduce release risk and ship with confidence. 🚀 Let’s discuss your product, current QA challenges, and the most important workflows to validate. Core Skills & Keywords: QA Engineer | QA Tester | Software Tester | Software QA | Quality Assurance | Software Testing | Manual Testing | Functional Testing | Regression Testing | Exploratory Testing | Smoke Testing | End-to-End Testing | Integration Testing | User Acceptance Testing (UAT) | Test Case Design | Bug Reporting | Release Readiness | Web Application Testing | Website Testing | Mobile App Testing | iOS Testing | Android Testing | Cross-Browser Testing | Responsive Testing | UI/UX Testing | Usability Testing | API Testing | REST API Testing | Postman | REST Assured | SQL Testing | Test Automation | Automated Testing | Playwright | Cypress | Selenium WebDriver | Performance Testing | Load Testing | JMeter | SaaS Testing | eCommerce Testing | Payment Gateway Testing | PWA Testing | AI Application Testing | Generative AI Testing | GPT/LLM Testing | Chatbot Testing | Conversational AI Testing | Voice AI Testing | Prompt Testing | BrowserStack