Himanshu M.

Need help with mobile app, game, and web app development? Feel free to contact me any time for your project! I am just one click away from finding the right solution for you. 10+ years of experience in the field of software applications developed on Microsoft technologies, including MAUI, Xamarin (Xamarin.Forms, Xamarin.iOS, and Xamarin.Android), I have developed a wide range of mobile applications for smartphones and tablets. I have been spending every spare minute writing code for the iPhone and Android as well and learning everything about mobile application development. I'm mainly interested in mobile app development, but I'm able to handle cross-client development including backend/API and web applications. ******** My skills ********* ✅ Xamarin app development (C#, Native, Forms, Android, iOS, Telerik SDK) ✅ .NET MAUI App development (Xamarin Forms to .NET MAUI Migration) ✅ Programming language: C#, .NET ✅ Android app development (Java, Kotlin, Google Play Store) ✅ IOS app development (Swift, Objective-C, App Store) ✅ Database (SQLite, SQL Server, MySQL, Firestore) ✅ 3rd Party API Integration (Facebook, Twitter, Vimeo, Pinterest, YouTube, Google+ API) ✅ Google Maps, GPS, Current Location, Google Places, Markers ✅ Payment System (Stripe, PayPal, PayTM, BrainTree, WePay, Credit Card, PayPalHere, iZettle, Vantiv, Tyro, Mint, and AssemblyPayment) ✅ Pixel-perfect, interactive, and complex UI ✅ MVVM Pattern and MVVM Framework like Prism, MVVMLight, and MVVMCross ✅ Local SQLite DB integration and Entity Framework Core with SQLite ✅ Flight mode safe application - Online-Offline data synchronisation in background. ✅ Hardware integration -Barcode scanner. which are connected through the LAN, WiFi & Bluetooth. ✅ Convert Native libraries/SDK into C# ✅ API integration (SOAP, REST, JSON, XML, XMLRPC) ✅ Push Notification (Local and cloud - APNS, Firebase) ✅ Real-Time communication integration - Firebase, PubNub, SignalR and many more ✅ Chatting Implementation & Integration. ✅ Social App Integration (Google, Facebook, LinkedIn, Twitter) ✅ Barcode Scanning & Generating ✅ QR Code Scanning & Generating ✅ MagStripe Reader (Swipe card) & NFC Reader ✅ Map Integration ✅ Deep linking using Firebase DynamicLink ✅ Google AdMob integration ✅ Parse API integration. ✅ Unit Testing, Sanity Testing, Integration Testing ✅ Azure, Firebase, AWS ✅ GitHub, Azure DevOps, AppCenter, JIRA, Bitbucket ✅ Hands-on experience leveraging AI-powered development tools such as GitHub Copilot, Claude Sonnet 4.5, and GPT-5.2 to accelerate code generation, debugging, and documentation. ✅ Clean Code ✅ Apple and Google In-App purchase integration ✅ Publish app on AppStore and PlayStore ****** Stack of Web Technologies ******* ✅ Knowledge of Frameworks: PHP- Laravel ✅ Knowledge of HTML, Ajax, XML, JSON, CSS ✅ Knowledge of JS libraries: JQuery, JQuery UI, YUI, etc. ✅ Knowledge of template engines: Twig, Smarty ✅ Knowledge of the Bootstrap framework ✅ Knowledge of CSS preprocessors: SASS, LESS ✅ Skills with databases: MySQL, Oracle, MS SQL, Firebird, PostgreSQL ✅ Knowledge of NoSQL: MongoDB, Redis, Memcached ✅ Knowledge of OOP, SOLID and MVC concepts ✅ Skills with VCS: Git, SVN ✅ Skills with the Composer dependency manager ✅ Experience with server-side JS: Node.js, Express.js, WebSockets ✅ Experience with virtual machine configuration with Vagrant and Puppet ✅ Experience with payment gateways: Pay_Pal, Authorize.Net, Solid Payments ✅ Skills with social networks API: Facebook, Twitter, Instagram, OK, VK ✅ Skills with GIS: Google Maps API, Yandex Maps API, VNetGIS ✅ Knowledge of MaxMind API, minFraud API ✅ Skills with the Photoshop graphics editor ✅ Basic knowledge of HTML Canvas and Flash ******Game Development: ✅ Unity 2D/3D games ✅ Game Development What is the difference between other developers and me, and why should you hire me? ✅ Develop mobile apps by following Apple, Google, and Windows development guidelines. ✅ Always reply quickly and give my 100% dedication to your project to make it live. ✅ 100% Job Success ✅ 100% Client Satisfaction