Top-rated Wix Studio & Framer Designer/Developer and UX/UI Usability Expert with a 100% Job Success Score and 4.9 rating. I design and build premium, high-converting websites, and audit/redesign existing web apps and sites for flawless usability and polish. Whether you are a business owner launching a brand-new website or a product team needing an expert UX audit and interface overhaul for your SaaS app - I ensure your digital product looks premium and performs flawlessly. ⚡ PROVEN PERFORMANCE & RESULTS: • Healthcare SaaS Overhaul: Reduced post-signup drop-off from 40% to 25%. • Web App Redesign: Cut user onboarding from a 1-hour training to a 10-minute self-guided tour. • Website Conversion Lift: Secured a 3.5% conversion rate jump via a strategic marketing site redesign. WHAT I DO: 1. New Website Builds: Complete, custom, and pixel-perfect design and development in Framer, Wix Studio and Figma. 2. Website Redesigns: Transforming outdated or underperforming marketing sites into modern, high-converting assets. 3. UX Audits & Critiques: A deep-dive diagnostic evaluation of your web app or SaaS to pinpoint exactly where users get confused or drop off. 4. Usability Overhauls: Polishing and restructuring existing SaaS interfaces, dashboards, and web apps to improve user retention. WHO I WORK WITH: Founders, product teams, and business owners looking for premium visual polish backed by data-driven usability. MY PROCESS: 1. Alignment: We map out your goals, target audience, and current user friction points. 2. Strategy & UX: I map out high-performing user flows and structures to ensure intuitive navigation. 3. UI Polish & Design: Crafting a sleek, high-end visual design in Figma. 4. Launch & Execution: Flawless deployment directly into Framer or Wix Studio for website projects. Let’s launch your new site or fix your current interface. Click the "Invite" button on the top right to start a conversation.

I help SaaS and AI product teams ship stable web, mobile, API, and AI-powered applications through Playwright automation, manual testing, API validation, and AI-output testing. With 5+ years of QA experience and 90+ SaaS, web, mobile, and AI-powered products tested, I help teams reduce release risk, stabilize automation suites, and improve product quality before launch. If your product has flaky automation, production bugs, or slow release cycles, I help identify risks early and strengthen your QA process before they impact users. 🔹 Core QA Services • Automation Testing (Playwright, Selenium, Cypress, Appium) • End-to-end test automation for web and mobile applications • Automation framework development (POM) • CI/CD integration with Jenkins & GitHub Actions • Regression automation • API Testing (Postman, REST APIs) • Functional, negative, and edge-case validation • Data integrity and response verification • Manual & Exploratory Testing • Functional, regression, and user journey testing • Risk-based exploratory testing • Web & Mobile QA • Cross-browser testing • Android & iOS testing • UI/UX validation • AI Product Testing • LLM response validation • Prompt and workflow testing • Hallucination and edge-case detection • AI evaluation testing 🔹 Tools Playwright, Selenium, Cypress, Appium, Postman, JMeter, Jira, TestRail, Jenkins, Git, BrowserStack 🔹 Why Clients Work With Me • Prevent production bugs before release • Build maintainable automation frameworks • Focus on business risk, not just test execution • Deliver clear bug reports and actionable QA feedback 🎯 Free QA Audit Share your website, app, or repository, and I'll identify key QA risks and improvement opportunities within 24–48 hours.

★ Top 5% in successful Upwork freelancers ★ More than 30,000 Upwork billed hours ★ More than 100 Projects with 5 star rating ★ More than 75% Repeated Clients ★ Available full time via Skype, email and on Upwork for any kind of testing services. Software Engineer, professional with 15 years of related experience. Solid understanding of quality systems, software test cycle process Web services testing, Mobile testing, Functional testing, Automation testing, Security testing and Performance/Load testing. Specialties Web services testing, Mobile Applications Testing, Security/Pen testing, Infrastructure/Network testing, Automation testing, Functional Testing, Load and Stress testing, Build deployment and Agile (Scrum) methodology. Well versed in writing Test Cases, Test Plans, Bug Reporting, Automation testing, Security testing and Performance/Load testing.

With over 20+ years of experience in the Quality Assurance field, I am a highly skilled and experienced QA professional. I have expertise in manual testing as well as in automation testing using tools such as Selenium and Cypress. I am also well-versed in bug tracking and management using systems such as Jira and Trello. In addition, I have experience with performance testing using tool like Apache JMeter and mobile testing on different devices and platforms. I am also well-versed in web services testing using tools such as SoapUI and Postman. I am highly experienced in Agile software development methodologies such as Scrum, Kanban and have a strong understanding of SQL to query databases and test data-related functionality. My strong analytical and problem-solving skills allow me to identify and troubleshoot issues in softwares. As a QA professional, I offer a wide range of services including: Test case development and management Manual testing Automation testing Bug tracking and management Performance testing Mobile App testing Responsive testing Web services testing Agile methodologies In addition to my extensive experience and skills in the field of Quality Assurance, I am also a highly organized and detail-oriented professional. I am well-versed in managing and leading QA teams, and have a proven ability to effectively communicate and collaborate with cross-functional teams. I have extensive experience in various domains like e-commerce, healthcare, finance and I have worked with different types of applications like web, mobile and desktop. I am well-versed in the latest industry trends and best practices in QA and I am constantly seeking to improve my skills and knowledge. I am a quick learner and have the ability to understand complex systems and find quick solutions to problems.  Furthermore, I am experienced in providing end-to-end QA services, from requirement analysis to test planning, test execution, and final release. With my extensive experience and skills, I am confident that I can provide valuable contributions to your project and help ensure its success. I am excited to work with you and help you achieve your goals.

🚀 Senior QA Engineer | Manual Testing | Mobile App Testing | Web Testing | Test Automation I help companies release software with confidence by finding critical issues before their users do. With 10+ years of experience in Software Quality Assurance, I have tested over 100 applications across Mobile, Web, SaaS, AI, FinTech, Blockchain, Healthcare, E-commerce, CRM, ERP, and Enterprise platforms. My goal is simple: deliver reliable, stable, and user-friendly products through thorough testing and detailed quality analysis. 𝗖𝗢𝗥𝗘 𝗤𝗔 𝗦𝗘𝗥𝗩𝗜𝗖𝗘𝗦 • Manual Testing • Functional Testing • Regression Testing • Exploratory Testing • User Acceptance Testing (UAT) • Mobile App Testing (iOS & Android) • Web Application Testing • Cross-Browser Testing • Cross-Platform Testing • API Testing • Smoke & Sanity Testing • Compatibility Testing • Performance Testing • Automation Testing • Test Planning & Strategy • Test Case Design & Execution • Bug Reporting & Defect Tracking 𝗧𝗘𝗖𝗛𝗡𝗢𝗟𝗢𝗚𝗜𝗘𝗦 & 𝗧𝗢𝗢𝗟𝗦 Selenium • Appium • Postman Jira • Linear • Trello • ClickUp • Asana • Monday • Notion Agile • Scrum • SDLC • STLC 𝗜𝗡𝗗𝗨𝗦𝗧𝗥𝗜𝗘𝗦 • SaaS • Artificial Intelligence (AI) • Blockchain & Web3 • FinTech • Healthcare • E-commerce • Education Technology • Travel & Hospitality • CRM & ERP Solutions 𝗥𝗘𝗔𝗟 𝗗𝗘𝗩𝗜𝗖𝗘 𝗧𝗘𝗦𝗧𝗜𝗡𝗚 I maintain a large collection of real Android, iOS, Windows, and macOS devices, allowing me to validate applications in real-world environments instead of relying solely on simulators and emulators. 𝗪𝗛𝗔𝗧 𝗬𝗢𝗨 𝗖𝗔𝗡 𝗘𝗫𝗣𝗘𝗖𝗧 ✓ Detailed and actionable bug reports ✓ Clear communication throughout the project ✓ Thorough exploratory testing ✓ Fast turnaround times ✓ Reliable regression coverage ✓ Quality-focused release validation ✓ Strong attention to user experience and product stability Whether you need a QA partner for a startup MVP, a growing SaaS platform, a mobile application, an AI product, or an enterprise system, I can help ensure your software meets the highest quality standards. Let's build software that users trust and enjoy using.

As a full-time ⭐ freelancer with over 7+ years of expertise in Software Quality Assurance, I specialize in ensuring your applications are bug-free and deliver exceptional user experiences! 🚀 I have successfully tested 50+ Android and iOS mobile applications and over 60+ web apps, helping clients achieve seamless product launches and exceptional performance. My experience spans various industries, ensuring the highest quality standards in software, from AI and SaaS to eCommerce platforms and gaming. 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: 📌 110+ Upwork projects successfully completed 🤖 10+ AI Voice & Chat Assistant platforms tested (Retell, Bland, Vapi, Wishpond AI, Senior Care AI, etc.) 🚀 Tested and launched 50+ startup products successfully to the store 📱 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 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 💡 Ready to Raise Your Product Quality? 📅 Available for both short-term tasks and long-term QA partnerships — hourly or fixed-price 🤝 𝗟𝗲𝘁'𝘀 𝘄𝗼𝗿𝗸 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿 𝘁𝗼 𝗲𝗻𝘀𝘂𝗿𝗲 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝗺𝗲𝗲𝘁𝘀 𝘁𝗵𝗲 𝗵𝗶𝗴𝗵𝗲𝘀𝘁 𝗾𝘂𝗮𝗹𝗶𝘁𝘆! 📩 Message me now to discuss your QA goals! 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 Md. Najmul Hassain. Digital marketer and app publisher expert. Specialist in 12 Testers Closed Testing. I help businesses run efficient, confidential closed testing with a vetted group of 12 skilled testers. From usability feedback to bug tracking, I provide accurate, structured results to refine your product before launch. Fast turnaround, secure process, and clear reporting guaranteed. Let’s make your release smooth and successful.

As a Top-Rated full-time freelancer on Upwork with over 5+ years of expertise in Software Quality Assurance, I specialize in ensuring your applications are bug-free and deliver exceptional user experiences. With 3000+ hours work on Upwork, I have successfully tested 25+ Android and iOS mobile applications and over 15 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. Key Achievements: 🏆 Top-Rated freelancer with 5+ years of professional QA experience 📌 25+ Upwork projects successfully completed 🚀 Tested and launched 30+ startup products successfully to the store ⏰ Worked over 3000+ hours on Upwork. 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 • 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) Tools & Platforms: • Bug Tracking & Management: JIRA, Trello, Asana, Linear • Collaboration & Reporting: Google Sheets, Notion, Slack • Testing Platforms: BrowserStack, physical devices • 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 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 ---------------------------------------------------------- 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.

✨ 🏆 Top Rated QA Tester Hi, I'm Aanchal, a dedicated Full time freelancer and detail-oriented AI QA Engineer with 7 years of professional experience in Manual and Automation Testing. My expertise lies in ensuring the highest quality software by identifying and addressing potential issues before they reach end users. Manage the multiple projects, creating sprint, Taking Daily standup meeting. I have hands-on experience in creating and executing test cases and working across various testing environments. I have experience in writing highly detailed test scenarios, test cases, and test plans and test plan document, agile testing. I'm passionate about ensuring bug-free projects and uncovering critical and non-critical issues. By leveraging my services, you'll receive top-notch quality assurance. Types of Testing I Perform: AI web and Mobile testing, UI/UX testing, Mobile App Testing (iOS & Android), Regression Testing, Integration Testing, System Testing, User Acceptance testing, Payment Gateway Testing, DB Testing, Selenium with Java, Jmeter, API Testing(Postman & Swagger), Management tool (ALM,Asana, Jira, Trello, Rally etc) Domain Skills.... FinTech / Investment Domain, Healthcare Domain, Saas Applications, Banking Domain, eCommerce (Shopify) Why Choose Me? 100% client satisfaction rate with 5.0★ review Efficient Testing: consistent high-quality results. Clear Communication: Always aligned with client expectations and deadlines. Let's connect and discuss how I can help deliver high-quality software for your projects!

Hi 👋 I'm a UX Researcher who turns questions into clarity, and insights into better design. What I do best: User Interviews & Usability Testing Surveys & Behavioral Research UX Audits & Heuristic Evaluations UX Consultations & Actionable Reporting I help teams and founders understand their users deeply, solve usability pain points, and make confident, user-centered design decisions. Let’s make your product easier, faster, and more delightful to use!