Hire the Best User Acceptance Testing Specialists
in India

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.

40+ Hours Available Per Week As a Top Rated Plus full-time freelancer on Upwork with over 8+ years of expertise in Software Quality Assurance, I specialize in ensuring your applications are bug-free and deliver exceptional user experiences, backed by over 225+ 5-star ratings ⭐ from satisfied clients! 🚀 With 26,800+ hours work on Upwork, I have successfully tested 310+ Android and iOS mobile applications and over 120+ web apps, helping clients achieve seamless product launches and exceptional performance. My experience includes collaborating with renowned organizations like UNICEF and leading brands like Samsung, ensuring their software meets the highest quality standards. 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 📌 300+ 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 26,800+ 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 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, Payment Gateway Testing, 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

Hi, I'm Aslam Khan — Ex-Amazon QA Engineer with 14+ years of experience in Software Quality Assurance, I help startups, SaaS companies, and enterprise teams release stable, user-focused products with confidence.. I specialize in end-to-end Quality Assurance across Web, Mobile, SaaS, Healthcare, eCommerce, and Enterprise platforms, with a strong focus on product quality, usability, business workflows, and customer experience. 🔎 Core Expertise ✔ Manual Testing — Functional, Regression, Exploratory, Smoke & UAT ✔ Product & Business Flow Validation ✔ QA Strategy, Test Planning & Release Coordination ✔ Automation Testing — Playwright, Selenium & Cypress ✔ API Testing & Backend Validation — Postman, REST Assured ✔ Mobile App Testing — iOS & Android (Real Devices + BrowserStack) ✔ Web Testing — Cross-browser, Responsive & Compatibility Testing ✔ AI / Chatbot Testing — Conversational accuracy & workflow validation ✔ Performance & Load Testing — JMeter ✔ Test Documentation, Bug Reporting & QA Process Improvement ✔ Agile / Scrum Collaboration with Product, Dev & Stakeholders 💼 What I Bring to Your Team ✔ Strong ownership mindset with product-focused QA ✔ Clear communication with developers, founders, and stakeholders ✔ Risk-based testing focused on real business impact ✔ Stable and maintainable automation where it truly adds value ✔ Structured QA processes for growing teams and startups ✔ Fast onboarding with minimal supervision ✔ Daily updates & professional communication 🛠 Tools & Integrations ✔ Jira | TestRail | Qase | ClickUp | Azure DevOps | Trello ✔ BrowserStack | GitHub Actions | Jenkins | CI/CD Pipelines ✔ SQL Database Validation | Agile / Scrum | BDD (Cucumber) 📱 Real Devices I Test On ✔ iOS: iPhone 15, iPhone 14 Pro Max, iPhone 13, iPad Pro ✔ Android: Samsung Galaxy S22 ✔ Browsers: Chrome, Safari, Firefox, Edge If your releases feel risky — I make them predictable. If your automation is flaky — I stabilize and scale it. If QA is missing structure — I build it from scratch. 🚀 Let's connect and make your next release your most confident one. Core Skills & Keywords: Manual Testing • Exploratory Testing • Functional Testing • Regression Testing • End-to-End Testing • API Testing • Web Testing • Mobile App Testing • Cross-Browser Testing • UI/UX Testing • SaaS QA • Payment Gateway Testing • PWA Testing • AI Testing • GPT/LLM Testing • Chatbot Testing • Conversational AI Testing • Voice AI Testing • NLP Testing • AI Apps Testing • OpenAI • ChatGPT • Gemini • DevTools • Postman • Jira • Playwright • Cypress • Selenium • Test Case Design • Bug Reporting • Usability Testing • Quality Assurance

Top-rated Plus Manual QA Engineer with 7+ years of hands-on experience in Manual Testing for Web Applications, Mobile Apps (Android & iOS), SaaS platforms, and AI-based products. I specialize in functional testing, test case creation, and detailed bug reporting, and I consistently receive 5-star client feedback for my accuracy, efficiency, and reliable QA delivery. I am very good at manual testing, UI/UX Testing, website testing, mobile application testing, and software testing. I make sure everything works well and meets quality standards. Hire me for your QA needs! 🌐 Expertise: - Manual Testing Specialist: Proficient in comprehensive manual testing, including cross-platform/browser testing, UI/UX evaluation, and thorough analysis of Software Requirements Specifications (SRS) and Functional Requirements Documents (FRD), Mobile & Web App or website Testing. - Test Case Preparation & Execution: Well-versed in crafting structured test cases, ensuring comprehensive coverage, and executing them rigorously for precise evaluation. - Project Portfolio: Completed 50+ (US/UK-based) projects both within and outside Upwork, with a focus on mobile and web applications, showcasing a diverse skill set in Quality Assurance. - Payment Testing Expertise: Specialized in Payment Testing, ensuring the robustness and security of financial transactions within applications. - Visual and Functional QA: Proven expertise in both Visual and Functional Quality Assurance, contributing to the creation of seamless and user-friendly applications. - Reporting and Communication Skills: Adept at utilizing reporting tools such as JIRA, ASANA, SLACK, LINEAR, and GOOGLE SHEET for bug tracking and effective communication with stakeholders and software engineers. 💡 Project Highlights: - 🌐 Successfully delivered 50+ projects for clients in the US and UK, demonstrating a commitment to meeting international quality standards. - 🔄 Implemented Agile and Waterfall methodologies in project development, ensuring adaptability and efficiency in the testing process. 🔧 Skills: 🧪 Manual QA & Software Testing - Manual QA Testing - Functional Testing - Regression Testing - Usability Testing - Exploratory Testing 🌐 Web & SaaS Testing - Website Testing - Web Application Testing - SaaS Application Testing - Cross Browser Testing - UI Testing 📱 Mobile App Testing - Mobile App Testing (Android & iOS) - App Usability Testing - Mobile Functional Testing 🐞 Bug & Test Management - Bug Tracking & Reporting - Test Case Design - Test Case Execution - Defect Lifecycle Management 🛠 Tools - Jira - Trello - GitHub - Test Management Tools 📈 Why Choose Me? With a proven track record, a commitment to quality, and a diverse skill set, I am ready to bring my expertise to your project. Familiarity with the business area (e.g., e-commerce, finance, healthcare, banking, automobile, social media, e-learning, real estate, travel, CRM) is being tested. Let's collaborate to ensure your software is bug-free and exceeds expectations. Keywords: Manual Testing, Software Testing, Website Testing, Web-App Testing, Mobile App Testing, Desktop Testing, Regression Testing, Jira, Asana, Trello, Cross Browser Testing, Mobile Testing, IOS Testing, Android Testing, Quality Testing, Quality Assurance, Manual Tester, Manual QA, Payment Gateway Testing, Test Case, Functional Testing, Usability Testing, User Testing, UI/UX Testing.

I help SaaS, Web, and Product teams deliver stable, scalable, production-ready releases by owning Quality across the entire application stack. As a senior QA specialist, I work across manual testing, automation, API validation, and performance checks selecting the right approach based on product stage, release risk, and business impact. My focus is not just finding bugs, but preventing costly production issues. My full-stack QA approach includes: • Functional & exploratory testing of real user flows • Automated regression to protect frequent releases • API testing to validate integrations and data accuracy • Performance & load testing to ensure scale readiness • Release testing and pre-production sign-off I collaborate closely with founders, product managers, and developers to ensure issues are clearly reported, properly prioritized, and easy to fix. Clients value my ability to think like an end user while testing with a system-level mindset. When automation makes sense, I design and maintain reliable test suites to speed up regression cycles and support CI/CD pipelines always balancing automation effort with real ROI. Tools & environments: Selenium, Cypress, Playwright, Appium, Postman, JMeter, Jira, Git, CI/CD pipelines, staging & production systems. If you’re looking for a QA specialist who can own quality end-to-end and give you confidence before every release, feel free to message me. I’m happy to review your product and suggest the best next steps.

I help businesses fix accessibility issues and achieve WCAG & ADA compliance without breaking design, speed, or user experience. I fix accessibility issues directly in your website’s code — fast, safe, and without breaking layouts or speed, ensuring real usability improvements. ✅ 50+ websites fully accessible & delivered successfully ✅ Free 1-page accessibility assessment — see results before you hire Results I’ve Delivered: • Improved accessibility scores from 40–60 → 90+ • Fixed 200+ WCAG issues across multiple websites • Helped clients pass ADA compliance audits successfully I improve accessibility across platforms like WordPress, Shopify, Webflow, Squarespace, and React — while maintaining performance, SEO best practices, and usability. What I Do Manual & automated accessibility audits (WCAG 2.2 AA/AAA, ADA, Section 508, EN 301 549) Accessibility remediation: full code fixes (HTML, CSS, ARIA, JavaScript, React, Vue, Svelte) Website compliance: WordPress, Shopify, Webflow, Wix, and custom platforms Mobile app accessibility: React Native, iOS, Android Accessibility testing: JAWS, NVDA, VoiceOver, TalkBack Why Clients Hire Me Avoid costly ADA & website accessibility lawsuits Real code-level fixes (not just reports or automated scans) Pass compliance audits with confidence Improve usability for all users on any device or platform Experience across multiple platforms and complex front-end systems Fast turnaround — from urgent 2-hour fixes to full compliance projects Clear, actionable reports with guaranteed improvements Ongoing support after project completion Free Accessibility Scan Send your site URL today for a free 1-page accessibility assessment and get a clear action plan for WCAG & ADA compliance.