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Hello! I’m Ujjwal Gulhane, a results-driven Full Stack Developer with 5+ years of hands-on experience building scalable web and software solutions. I help many businesses turn ideas into high-performing, user-friendly applications that deliver real results. I’ve worked on multiple real-world projects, including platforms like DataBrige, PromptForge, EPF utility systems, and custom business websites — handling everything from frontend UI to backend architecture and deployment. 💡 What I Bring to the Table: ✔ Full Stack Development Expertise Proficient in React, Django, HTML, CSS, Python, DevOps PHP, MySQL, SQLite — building complete end-to-end solutions and hosting as well. ✔ Frontend That Converts Modern, responsive UI using HTML, CSS3, Bootstrap, JavaScript, React focused on performance and user experience. ✔ Backend That Scales Secure and optimized backend systems with REST APIs, authentication, JWT Auth, and database design. ✔ Problem-Solving I don’t just code — I solve business problems efficiently & logically with clean and maintainable solutions. ✔ Deployment & Support Experience with server setup, Gunicorn, QA deployment, production deployment, and debugging live systems.

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 27,000+ 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 26,900+ 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, 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

✨ 🏆 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!

I’m a Top Rated Plus .NET Back-End Developer with 14+ years of experience and over $1M in Upwork earnings, specializing in robust, scalable, and high-performance systems built on the Microsoft stack. I’ve delivered enterprise-grade solutions to clients across many countries, helping businesses in e-commerce, SaaS, healthcare, and logistics transform their backends into powerful, efficient engines that drive growth and reliability. My focus is always on your business outcomes in clean code, maintainable architecture, and consistent delivery that enhances performance and ROI. 1. Advanced .NET Technologies: Expert in C#, .NET Core (including .NET 6/7/8), ASP.NET MVC, and Web API for building secure, scalable RESTful APIs and microservices architectures. I ensure your applications are fast, maintainable, and ready for future expansion. 2. Cloud & DevOps Expertise: Architect and deploy cloud-native solutions using Microsoft Azure (App Services, Functions, Azure SQL, Key Vault) and AWS. I design CI/CD pipelines, use Docker containers, and implement microservices and serverless functions to achieve agility and scalability. 3. Database & Performance Optimization: Experienced in SQL Server and Entity Framework, I design efficient schemas, write optimized queries, and use caching and indexing strategies to maximize speed and responsiveness. My focus: applications that run smoother and scale effortlessly. 4. Business-Focused Results: I deliver automation, cost efficiency, and measurable performance gains. For instance, I’ve helped eCommerce clients cut API response times by over 60% and enterprises scale their systems without increasing infrastructure costs through smarter architecture and optimized code. 5. Reliable Communication & Delivery: Native-level English fluency ensures clear communication across time zones. I provide transparent progress updates, honor deadlines, and approach every engagement, whether a sprint or a long-term collaboration, with reliability and professionalism. -------------------------------------------------------------------------------------------------------------------- GoHighLevel Certified Expert Troubleshooting & Automation Specialist 100% ready to TAKE ACTION on all YOUR Go High Level needs | Let’s Connect Now! I love working on challenging GoHighLevel Projects, micro & macros, and looking forward to a video/phone call to assess your needs whenever you need me, seven days a week, 4 hrs a day! Helping businesses scale to their highest level. The true power of GoHighLevel is your business growth. Helping businesses achieve success like you deserve their max potential by leveraging GoHighLevel marketing & automation. QA & Testing Expertise Includes: - Manual Testing (Functional, Regression, Smoke, Sanity, UAT) - Automation Testing using Selenium, Cypress, and Playwright - API Testing (Postman, Swagger, REST Assured) - Performance & Load Testing with JMeter - Test Case Design, Test Execution & Defect Reporting - End-to-End QA Process Setup and CI/CD Integration - Cross-Browser & Cross-Platform Testing for Web and Mobile Apps If you have a troubleshooting need or are interested in automating your operation for further growth, then I look forward to hearing more from you. You’ll appreciate my work ethic, professionalism, and ability to navigate complex tasks with excellent project follow-through. Whether you’re a startup building your next SaaS, an enterprise modernizing legacy systems, or a company scaling your platform, I’m here to deliver a back-end solution that’s secure, fast, and built for the future. Certified GoHighLevel Consultant working remotely, helping brands launch, re-launch & scale online, leveraging the Go HighLevel Software CRM system/tools. Go High Level is constantly updating its software, and my part-time hobby is remaining on the leading edge and testing new features while sharing them out to clients immediately for more effective results. I’m happy to work on any challenging GoHighLevel Projects, micro or macros, and looking forward to a video/phone call to assess your needs whenever you need me, seven days a week, 4 hrs a day! What I Offer: - Platform Setup & Configuration - Marketing Automation - Sales Pipeline Creation - CRM Implementation - SMS & Email Campaigns - Booking & Appointment System If you’re interested in our profile and experience, please feel free to reach out if you’d like to discuss anything further. Available to get hired on a Part-time, Full Time and Dedicated Basis Let’s talk about your goals and explore how I can help you bring your .NET project to life. Message me anytime to get started.

🕵️‍♀️ Manual QA | Software Tester | 11+ years experience | Delivering bug-free, user-loved software 🚀 ⏰ 40+ Hours Available Per Week ⭐ Top Rated Full-Time Freelancer on Upwork ⭐ Hi! I’m Krupa — a detail-obsessed, results-driven Manual QA Specialist with over 11 years of experience ensuring smooth, scalable, and bug-free software across industries. From healthcare systems to booking apps, I help teams ship products users can trust. 🧠 I don’t just run tests — I plan, analyze, document, and collaborate to prevent defects and ensure quality at every stage. **Testing Expertise:** ✅ Functional, regression, smoke, sanity, and system testing 📱 Mobile app testing (Android & iOS) 🌐 Cross-browser testing, usability testing, accessibility testing 🧪 Black-box, white-box, UI, exploratory, beta, and adhoc testing 📦 Compatibility testing (devices, browsers, OSs) 🔍 Data integrity validation, backend verification 🌍 Internationalization & localization testing 🔄 End-to-end flow validation, integration testing, UAT support **Testing Process & Methodologies:** 📝 Requirement gathering, gap analysis, and review cycles 🔧 Test plan design, test case writing, traceability matrix 🐞 Defect lifecycle management, bug triaging, and severity/prioritization tracking 🔁 Working in Agile, Scrum, and Waterfall environments 📊 Retrospectives, daily stand-ups, sprint QA planning, and reporting 🧾 Test closure reports, QA dashboards, and metrics tracking **Tools & Technologies:** 📋 Test management: JIRA (with Xray), ClickUp, Zoho, Trello, TestRail, Asana 🌐 API testing: Postman, JMeter, Swagger 🔍 Bug tracking: JIRA, Zoho BugTracker, ERP-integrated tools, Asana, ClickUp, Trello 🖥️ Design comparison: Figma, Zeplin, InVision ⚙️ Automation tools (basic exposure): Selenium, TestProject, RainforestQA 📂 CI/CD & versioning: Git, Bitbucket, SVN 🧮 Databases & validation: SQL (MySQL, PostgreSQL, Oracle, MongoDB), DataDog 🧱 Cloud tools & monitoring: AWS S3 (basic), Azure (familiarity) 🔧 Other tools: Retool, Heroku, CMS, WIX, Shopify, Sidekiq, Postmark, Sendgrid, 💳 Payment tools & digital transactions – Stripe, Tipalti **Domains I’ve Worked In** 🧠 AI/ML-based identity verification – eGroupAI - Face recognition platform with dual-factor anti-spoofing, developed 100% in Taiwan. 🛍️ *Social eCommerce – Ztepup* - A community-driven platform blending shopping with social and influencer engagement. 🏥 *Healthcare & clinical software – Phelix, IntelliCentrics* - Medical workflow tools, referral engines, and EMR integrations (Oscar & Accuro). 🛵 *Travel & transportation – Rentop* - App for on-demand bike rentals and Car Rental scheduling. 💰 **Finance & retirement planning** - Tools for managing retirement benefits and tax-compliant financial planning. 👥 *Human resources & payroll – FactoHR* - Comprehensive payroll and employee management solution for HR teams. 🧘‍♀️ *Fitness & health – Gym management systems* - Membership platforms for fitness studios with scheduling and attendance tracking. 📦 *Inventory & asset tracking – AssetCues* - Mobile/web platform to manage asset lifecycles, tagging, and audits. 📚 *Education systems – Togetherhood* - Scheduling, content, and community tools for youth enrichment and learning programs. 📅 *Professional services & appointment booking – Onebook* - Appointment system for service providers with customer-side booking flows. 🔌 *Utilities & rebate management – Utility Genius* - Web-based tool for utility savings, rebates, and energy-efficiency analysis. ❄️ *HVAC asset management – Specifx Data* - Asset monitoring and service tracking system for HVAC units and locations. 🛡️ *Insurance & risk management – Boundless Rider* - Insurance platform for riders and motorcycles with claims and coverage tracking. ** Soft Skills & Strengths:** 💬 Clear communication and cross-team collaboration 🧠 Strong analytical and problem-solving skills 🎯 Client-focused, deadline-driven, and detail-oriented ⚡ Fast learner, flexible, and tech-savvy across new platforms 🧑‍🏫 Leadership experience — mentoring junior testers, owning test cycles ✍️ Documentation specialist — from test cases to bug logs and final QA sign-offs 📅 Available for both short-term tasks and long-term QA partnerships — hourly or fixed-price. ✨ Let’s work together to deliver high-quality software that users trust. Software QA | Manual QA | Software Testing | Web Testing | Mobile App Testing | UI Testing | UX Testing | Functional Testing | Regression Testing | Smoke Testing | Sanity Testing | Exploratory Testing | Cross-Browser Testing | Compatibility Testing | Responsive Testing | API Testing | API Validation | Database Testing | SQL Testing | Test Case Writing | Test Plan Design | Test Execution | Bug Reporting | Defect Tracking | Bug Reproduction | QA Documentation | Agile Testing | Scrum | UAT Testing | Integration Testing | End-to-End Testing | Payment Gateway Testing | E-commerce Testing Regards, Krupa

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