.NET MAUI / Xamarin Mobile Application Developer | 3.3 Years of Experience | C# | ASP.NET | REST API | Android, iOS, Windows Application Development

Worked as a NET MAUI Developer at RocketPOS Ltd developing and maintaining cross platform POS and kiosk applications for Android and Windows serving retail and food service businesses across New Zealand and the GCC region Owned the mobile frontend development lifecycle from feature implementation to production releases as the sole mobile frontend engineer in a cross functional team Developed responsive user interfaces using C Sharp XAML NET MAUI and MVVM architecture with a focus on performance optimisation application stability and user experience Integrated Epson thermal printers customer facing displays and barcode scanners to support reliable billing transactions and hardware communication reducing transaction processing time by 75 percent Improved application startup time by 60 percent and reduced critical crashes by 90 percent through XAML optimisation memory management performance profiling and root cause debugging Maintained approximately 99 percent crash free stability across production applications and improved performance through efficient data binding adaptive layouts and systematic troubleshooting Integrated REST APIs to support product data transactions donation workflows and dynamic application features Developed a donation kiosk application with predefined and custom donation amounts multi printer support configurable docket templates and back office configuration Worked with backend developers solution architects and UI UX designers in an Agile environment to deliver reliable enterprise mobile applications on schedule Technical Skills C Sharp XAML NET MAUI Android Development Windows Applications POS Systems Kiosk Applications MVVM REST API Integration Epson Printer Integration Customer Facing Displays Performance Optimisation Memory Management Application Debugging Git Version Control and Agile Software Development.

Worked as a Xamarin and NET MAUI Developer at Interest Buds Solution Pvt Ltd with experience in developing and maintaining cross platform mobile applications for Android and iOS using C Sharp XAML Xamarin Forms and NET MAUI Developed mobile applications for social networking events food delivery and enterprise business solutions with a strong focus on responsive user interfaces application performance and user experience Integrated REST API services using JSON asynchronous programming error handling retry logic and secure data communication to ensure reliable application functionality Led the migration of two client applications from Xamarin Forms to NET MAUI improving application architecture and reducing UI thread overhead by approximately 40 percent Diagnosed and resolved more than 50 critical production issues and application bugs using systematic debugging performance profiling and Firebase Crashlytics to improve application stability and reliability Applied MVVM architecture data binding reusable components and clean coding practices to build maintainable scalable and high performance mobile applications Collaborated with backend developers UI UX designers and QA teams in Agile and Scrum environments to deliver features meet project requirements and maintain timely releases Experienced in mobile application development cross platform development C Sharp XAML NET MAUI Xamarin Forms REST API integration Firebase Crashlytics Android development iOS development performance optimisation application troubleshooting production support software debugging Git version control and Agile software development Focused on delivering reliable business applications improving user experience optimising performance and supporting end to end mobile application development and maintenance.