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With over a decade of hands-on experience and a Top Rated Plus track record of delivering large-scale enterprise ecosystems, I provide the technical leadership necessary to turn complex business logic into high-performance digital products. My approach combines veteran architectural knowledge with AI-driven development to maximize delivery speed without compromising security or code quality. 📱 Dual-Specialist Mobile Architecture I bridge the gap between native performance and cross-platform efficiency, specializing in the two most powerful frameworks for enterprise apps: .NET MAUI & Xamarin Expert: Industry leader in migrating legacy Xamarin suites to .NET 8/9 MAUI, ensuring native rendering and optimized performance. React Native Specialist: Building highly responsive, scalable mobile interfaces with seamless JavaScript/TypeScript integration and native module hooks. Native Foundations: Deep proficiency in Swift, Objective-C, and Kotlin for specialized low-level hardware integrations. Advanced Features: Complex UI/UX animations, MagStripe/NFC, biometric security, and real-time communication (SignalR/Firebase). 🌐 Web & Cloud Solutions I build robust, high-traffic backends and modern web frontends: Frameworks: ASP.NET Core MVC, Web API, and Blazor Hybrid for sharing code between Web and Mobile. Frontend: Responsive, enterprise-grade architectures using Angular, Bootstrap, and HTML5. E-commerce & CMS: Specialized in custom-built retail platforms and scalable inventory management systems. 🗄️ Database & DevOps Databases: Advanced optimization and performance tuning for MS-SQL, SQLite, Oracle, DB2, and MongoDB. AI-Enhanced Workflow: I leverage GitHub Copilot and Cursor for rapid prototyping and automated refactoring, delivering production-ready code in record time. Professional Versioning: Expert management of Git (GitHub/Azure DevOps/Bitbucket) and TFS workflows. 🏆 Why My Partnership Drives Results: 1. Enterprise-Level Project Recovery I specialize in taking over complex, stalled, or legacy codebases and transforming them into stable, live products. My goal is to reduce your technical debt while accelerating your roadmap. 2. Strategic Solution Consulting I don’t just execute tasks; I act as a technical partner. I provide frequent, transparent communication and proactive architectural advice to ensure your product scales with your business. 3. Quality-First Architecture By strictly following MVVM, SOLID, and Clean Architecture principles, I ensure your application is maintainable, testable, and ready for future upgrades. 4. Global Team Momentum I lead a specialized team of UI/UX and Backend experts, allowing us to handle the full project lifecycle while maintaining 24/7 momentum across international time zones.

𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 | 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 | 𝗢𝗳𝗳𝗶𝗰𝗶𝗮𝗹 𝗙𝗹𝘂𝘁𝘁𝗲𝗿 𝗮𝗻𝗱 𝗥𝗲𝘃𝗲𝗻𝘂𝗲𝗰𝗮𝘁 𝗣𝗮𝗿𝘁𝗻𝗲𝗿 | $𝟮𝟬𝟬𝗞+ 𝗘𝗮𝗿𝗻𝗲𝗱 | 𝟮𝟬𝟬+ 𝗟𝗶𝘃𝗲 𝗔𝗽𝗽𝘀 | 𝟭𝟬𝗞+ 𝗛𝗼𝘂𝗿𝘀 Looking for a developer who can turn your idea into a successful mobile app, not just write code? You've come to the right place. With 𝟭𝟬+ years of experience, I've helped startups, founders, and growing businesses build scalable mobile applications that are fast, reliable, and ready for real users. Whether you're starting from scratch, validating an MVP, scaling an existing product, fixing a struggling app, or adding AI features, I'll help you choose the right technology and build it the right way. ━━━━━━━━━━━━━━━━━━ 🎯 𝗪𝗵𝗮𝘁 𝗜 𝗖𝗮𝗻 𝗛𝗲𝗹𝗽 𝗬𝗼𝘂 𝗕𝘂𝗶𝗹𝗱 ✅ MVP Applications ✅ SaaS Platforms ✅ AI Powered Mobile Apps ✅ Flutter Applications ✅ FlutterFlow Applications ✅ Native iOS Apps (Swift & SwiftUI) ✅ Native Android Apps (Kotlin) ✅ React Native Applications ✅ Cross Platform Mobile Apps ✅ Healthcare Applications ✅ Fitness Applications ✅ FinTech Applications ✅ Marketplace Applications ✅ Food Delivery Apps ✅ Booking Platforms ✅ Social Media Apps ✅ Chat Applications ✅ On-Demand Applications ━━━━━━━━━━━━━━━━━━ 💡 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗜 𝗣𝗿𝗼𝘃𝗶𝗱𝗲 ✔ Complete Mobile App Development ✔ FlutterFlow to Flutter Migration ✔ Existing App Enhancement ✔ App Rescue Projects ✔ AI Integration ✔ Firebase & Supabase Development ✔ Backend API Integration ✔ Payment Gateway Integration ✔ RevenueCat Subscription Setup ✔ Push Notifications ✔ Google Maps Integration ✔ Authentication ✔ Performance Optimization ✔ Bug Fixing ✔ App Store & Google Play Publishing ✔ Long-Term Maintenance & Support ━━━━━━━━━━━━━━━━━━ 🏆 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗛𝗶𝗿𝗲 𝗠𝗲 🏅 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 Freelancer 🏅 Official Flutter Partner 🏅 𝟭𝟬𝟬% Job Success 🏅 $𝟮𝟬𝟬𝗞+ Earned on Upwork 🏅 𝟮𝟬𝟬+ Live Applications 🏅 𝟵,𝟬𝟬𝟬+ Upwork Hours 🏅 𝟭𝟬+ Years of Experience 🏅 Official RevenueCat Partner 🏅 Clean & Scalable Architecture 🏅 Excellent Communication 🏅 Long-Term Client Relationships ━━━━━━━━━━━━━━━━━━ 💬 𝗜'𝗺 𝗔 𝗚𝗼𝗼𝗱 𝗙𝗶𝘁 𝗜𝗳 𝗬𝗼𝘂... • Need a reliable long-term development partner. • Want an MVP that investors and users will love. • Have an existing app that needs improvements. • Need custom functionality beyond FlutterFlow. • Want to integrate AI into your application. • Need honest technical guidance before investing thousands of dollars. • Care about quality, communication, and long-term scalability. ━━━━━━━━━━━━━━━━━━ 🧠 𝗠𝘆 𝗔𝗽𝗽𝗿𝗼𝗮𝗰𝗵 I don't believe in simply completing tasks. I help clients make better technical decisions, avoid expensive mistakes, build scalable architecture, and launch products that continue to grow long after version one. My goal isn't just to deliver an app. My goal is to become your long-term technology partner. ━━━━━━━━━━━━━━━━━━ 🛠 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 𝗠𝗼𝗯𝗶𝗹𝗲- iOS/Android Flutter • FlutterFlow • Swift • SwiftUI • Kotlin • React Native • Xamarin 𝗕𝗮𝗰𝗸𝗲𝗻𝗱- Firebase • Supabase • Node.js • .NET Core • REST APIs 𝗔𝗜- OpenAI • ChatGPT/Claud/Cursor • Gemini • AI Chatbots • AI Integrations 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀- RevenueCat • Stripe • Google Maps • Apple Maps • FCM • Push Notifications • Social Login 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻- n8n • Zapier ━━━━━━━━━━━━━━━━━━ 🎁 𝗙𝗥𝗘𝗘 𝗣𝗿𝗼𝗷𝗲𝗰𝘁 𝗖𝗼𝗻𝘀𝘂𝗹𝘁𝗮𝘁𝗶𝗼𝗻 Not sure whether you should choose Flutter, FlutterFlow, Native, Firebase, or Supabase? I'll help you select the right architecture and technology stack based on your budget, timeline, and long-term goals—even if we don't end up working together. ━━━━━━━━━━━━━━━━━━ 📩 𝗥𝗲𝗮𝗱𝘆 𝘁𝗼 𝗕𝘂𝗶𝗹𝗱 𝗦𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗚𝗿𝗲𝗮𝘁? I intentionally work with a limited number of clients to ensure every project receives the attention it deserves. If you're looking for a developer who combines technical expertise with clear communication and a business-first mindset, click 𝗠𝗲𝘀𝘀𝗮𝗴𝗲 or 𝗜𝗻𝘃𝗶𝘁𝗲 𝘁𝗼 𝗝𝗼𝗯. Let's build something exceptional together. 🚀

I’m a Senior Full Stack Developer specializing in building scalable, secure, and high-performance web, mobile, and desktop applications. My backend expertise includes C#, .NET, ASP.NET MVC, ASP.NET Core, Web API, Entity Framework, LINQ, SQL Server, and Node.js. I have experience developing robust APIs, business logic, database-driven applications, background services, and integrations with third-party systems. For frontend development, I work with modern technologies including React, Angular, Next.js, Vue.js, JavaScript, TypeScript, HTML, and CSS to build responsive, dynamic, and user-friendly web applications. I also develop cross-platform mobile applications using React Native and .NET MAUI for Android and iOS, allowing businesses to build and maintain applications across multiple platforms. My cloud experience includes Microsoft Azure and AWS, covering application hosting, cloud storage, databases, serverless solutions, monitoring, and deployment. I also work with authentication and identity management, payment gateways, third-party APIs, and various external service integrations. I use modern AI-assisted development tools such as ChatGPT, Cursor, Claude, and GitHub Copilot as part of my development workflow for coding, debugging, code reviews, optimization, and exploring technical solutions. With experience across backend, frontend, mobile, cloud, and integrations, I can work on complete full-stack solutions as well as contribute to specific areas of an existing application.

🏆 Top Rated .NET MAUI & Xamarin / Flutter Mobile Application Developer 📈 $50K+ Earnings | 🎯 100% Job Success | 🕒 2500+ Hours | ✅ 85+ Projects Completed Delivering high-quality Android & iOS apps. .NET MAUI Developer | Xamarin.Forms Developer | Flutter Developer | Cross Platform App Developer | Mobile App Development Expert | Android & iOS App Developer | .NET MAUI Migration Expert Certified Mobile App Developer with 7+ years of experience and 85+ successful projects — developing cross-platform mobile applications using .NET MAUI, Xamarin.Forms, and Flutter that deliver performance, scalability, and seamless user experiences. My name is 𝙈𝙤𝙝𝙖𝙢𝙢𝙖𝙙 𝙎𝙪𝙝𝙚𝙡, a Full Stack Mobile App Developer specializing in .NET MAUI, Xamarin.Forms, and Flutter. I build high-quality, modern, and user-friendly mobile applications that are responsive, fast, and business-driven — designed to run flawlessly on Android, iOS, Windows, and macOS. Whether you need a new mobile app, a migration from Xamarin.Forms to .NET MAUI, or a Flutter-based solution, I ensure your app is future-ready and performance-optimized. Completed 30+ Xamarin.Forms → .NET MAUI migration projects, including large-scale, feature-rich, and mission-critical applications. 𝙈𝙤𝙗𝙞𝙡𝙚 𝘼𝙥𝙥 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙢𝙚𝙣𝙩 𝙎𝙚𝙧𝙫𝙞𝙘𝙚𝙨 𝙄 𝙊𝙛𝙛𝙚𝙧 .NET MAUI Cross-Platform App Development Xamarin.Forms Mobile App Development Flutter App Development (Android, iOS, macOS, Windows) Xamarin.Forms → .NET MAUI Migration & Upgrade Custom UI/UX (Figma → XAML / Flutter Widgets) Firebase, REST API, and Azure Integration App Store & Play Store Submission Mobile App Redesign & Performance Optimization App Maintenance, Debugging & Version Upgrades 𝙈𝙮 𝙎𝙠𝙞𝙡𝙡𝙨 & 𝙀𝙭𝙥𝙚𝙧𝙩𝙞𝙨𝙚 ▪ .NET MAUI App Developer ▪ Xamarin.Forms App Developer ▪ Flutter App Developer ▪ Xamarin.Forms to .NET MAUI Migration Expert ▪ Cross Platform App Development (Android, iOS, Windows, macOS) ▪ Firebase & REST API Integration ▪ App Store & Play Store Publishing ▪ MVVM Architecture & Shell Navigation ▪ Offline Support & Push Notifications ▪ In-App Purchases & Subscription Management ▪ C#, XAML, Dart, Kotlin, Swift ▪ Git, Azure DevOps, GitHub, Bitbucket ▪ Clean Code & Performance Optimization ▪ Blazor Hybrid with .NET MAUI ✅ 𝙒𝙝𝙮 𝘾𝙝𝙤𝙤𝙨𝙚 𝙈𝙚 𝘼𝙨 𝙔𝙤𝙪𝙧 𝙈𝙤𝙗𝙞𝙡𝙚 𝘼𝙥𝙥 𝘿𝙚𝙫𝙚𝙡𝙤𝙥𝙚𝙧 ✔️ 7+ years of hands-on experience in Mobile App Development ✔️ Expert in .NET MAUI, Xamarin.Forms, and Flutter ✔️ 85+ successful projects completed across global industries ✔️ Specialized in Cross Platform App Development ✔️ Proven Xamarin.Forms → .NET MAUI Migration Expert ✔️ Clean, scalable, and maintainable codebase ✔️ Expertise in App Store / Play Store Deployment ✔️ Reliable long-term support and communication 🚀 𝙇𝙚𝙩’𝙨 𝘽𝙪𝙞𝙡𝙙 𝙔𝙤𝙪𝙧 𝘼𝙥𝙥 𝙏𝙤𝙜𝙚𝙩𝙝𝙚𝙧 When you hire me as your Mobile App Developer, you get: ✔️ High-performance, responsive mobile applications ✔️ Cross-platform apps using .NET MAUI, Xamarin.Forms & Flutter ✔️ SEO-optimized listings and store compliance ✔️ Ongoing updates, maintenance, and optimization ✔️ Dedicated support and post-launch assistance I’m passionate about crafting user-focused mobile applications that combine modern design, optimized performance, and solid architecture. Whether you need a .NET MAUI app, a Flutter app, or a migration from Xamarin.Forms, I’ll deliver an app that drives results and growth. 📩 Let’s discuss your mobile app project today and bring your vision to life! 🔍 𝙆𝙚𝙮𝙬𝙤𝙧𝙙𝙨 .NET MAUI Developer, Xamarin.Forms Developer, Flutter Developer, Mobile App Developer, Cross Platform App Developer, .NET MAUI App Developer, Xamarin.Forms App Developer, Flutter App Developer, Xamarin.Forms to .NET MAUI Migration Expert, MAUI Developer, Xamarin Developer, .NET MAUI Expert, Flutter App Expert, Mobile App Development, Xamarin.Forms to .NET MAUI Upgrade, Cross Platform Mobile App Development, .NET MAUI Xamarin Flutter Developer, Android App Developer, iOS App Developer, .NET MAUI 9 Developer, Xamarin.Forms Migration, .NET MAUI Mobile App Developer, Flutter Mobile App Developer, Xamarin.Forms Mobile App Developer, Xamarin.Forms to MAUI Migration Specialist, Cross Platform Mobile Developer, .NET MAUI Mobile Developer, Flutter Cross Platform App Developer, Xamarin.Forms Mobile Developer, .NET MAUI App Engineer, Xamarin.Forms Specialist, Flutter App Engineer, MAUI Mobile Developer, .NET MAUI Xamarin.Forms Flutter App Developer, Xamarin.Forms to MAUI Migration Expert, Flutter Cross Platform App Expert, MAUI Xamarin.Forms Developer, .NET MAUI Cross Platform App Developer, Flutter Application Developer, Xamarin.Forms App Specialist, .NET MAUI App Builder, Flutter App Builder, Xamarin.Forms App Engineer, Cross Platform MAUI Developer, Xamarin.Forms Flutter MAUI Developer.

I am having experience of 7+ years in the development of .Net large-scale applications In .NET Core. I am also an expert in Blazor & MAUI. Already worked with .NET 8 and 9 and have good understanding in .NET 10. I have worked with Fulltime NET Developer for both MVC and NET Core. Here are some of my skills and qualities: Posse’s strong knowledge of Technologies like .NET CORE, C#, ReactJS, NodeJS, Blazor, ADO.Net, MVC, Linq to SQL, Entity Data Model, .NET 8, Python, flask and Django Databases: MSSQL, SQL Server Azure: Azure AD, Azure DevOps, Azure Table, IaaS, PaaS, Containers, Storage, Azure Monitoring, Security, Azure SQL, AppService, Logic Apps, Functions, Azure API and other Serverless services Management: Azure Service bus, Azure Event Hub, Azure Batch, Azure App Services, Docker, Kubernetes Messaging Broker: RabbitMQ Caching: Redis Containerization: Azure Functions. Authentication: OAuth, Microsoft Authentication Front-end tools: HTML, Jquery, JavaScript, Bootstrap, XML,chronologies, and AJAX methodologies. Monitoring: Application insights. Project management tools: Jira, Basecamp, Trello, Asana Scripting Languages: JavaScript Hosting: AWS Azure Other Tools: GIT, TFS, Bitbucket, Devops Primary Skills (Core Stack): - Full Stack Developer - .NET Developer - ASP.NET Core Developer - C# Backend Developer - React.js Developer - Angular Developer - Blazor Developer - MAUI App Developer - .NET MAUI Developer - Web API Developer - Entity Framework Core - Razor Pages - SignalR Developer Frontend Technologies: - JavaScript Developer - TypeScript Developer - HTML5 / CSS3 / SCSS - Responsive Web Design - Tailwind CSS - Bootstrap - React Hooks - Angular Material - RxJS - Material UI (MUI) Backend / Server-Side - ASP.NET Core Web API - RESTful API Development - Microservices Architecture - Clean Architecture - Dependency Injection - Middleware in .NET - LINQ / EF Core - SQL Server / PostgreSQL / MySQL - IdentityServer / JWT Authentication Version Control & Tools: - Git / GitHub / GitLab / Bitbucket - Azure DevOps Pipelines - Jira / Trello / ClickUp - Visual Studio 2022 - Postman / Swagger - Figma to React/Angular Testing & Quality: - Unit Testing in .NET (xUnit, MSTest) - Jest for React - Cypress / Selenium - Playwright - Code Review & Refactoring Cloud & DevOps: - Azure Developer - AWS Developer - Azure App Services - Azure Functions - AWS Lambda - CI/CD (GitHub Actions, Azure DevOps) - Docker - Kubernetes - Softr - Cloudflare I am also Responsible for implementing security using OAuth within REST Api (WebAPI 2).

Expert in .NET, MAUI Blazor, Cursor.AI, Figma’s Built-in AI, GitHub Copilot, Full Stack development 🏆 Top Rated 🥇 100% Customer Satisfaction ✅ 11+ Years of Experience ⭐ 100% Job Success Rate ⏳ 24/7 Available Quick Response Hello Recruiters, 👋Thanks for viewing my Upwork profile, I am a Senior experienced and lead .NET core, MVC and SQL, Xamarin. MAUI Android, Kotlin, GitHub Copilot, Cursor.AI, Figma’s Built-in AI Developer along with expertise hands on BLAZOR, MVC, Dot Net Core as a full stack developer for mobile and web Development. I have done more than 200+ Web and Mobile app projects for worldwide clients. With over 10+ years of experience in building robust, scalable applications, I specialist in .NET technologies, including C#, ASP.NET Core, MVC, and SQL Server Along with MAUI, Blazor, Android Kotlin, GitHub Copilot , Cursor.AI , Figma’s Built-in AI . I have extensive expertise in developing enterprise-grade solutions, cloud integration (Azure), and API development. I’m dedicated to delivering high-quality, secure code that meets your business needs and exceeds expectations. 📌DevOps Engineering ⚙️ CI/CD Infrastructure as Code Git/GitHub/GitLab/Bitbucket Performance Monitoring Allow Me one Chance to show my Skills and experience, I hope, and I believe you will be happy with my work, Let’s collaborate to bring your project to life with cutting-edge technology and seamless execution. Thanks Manvendra