Muhammad Amir H.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

I am a highly experienced Mobile Android Apps Expert with over 10 years of proven expertise in designing, developing, and deploying high-quality Android applications. Since 2015, I have been working extensively in the Android ecosystem, delivering innovative, reliable, and user-friendly mobile solutions tailored to clients’ needs. Throughout my career, I have: Developed and published multiple Android apps across different industries (business, education, e-commerce, utilities, lifestyle, etc.). Strong command of Java, Kotlin, XML, Android Studio, Firebase, SQLite, REST APIs, and third-party SDKs. Integrated modern features such as in-app purchases, push notifications, payment gateways, location tracking, camera/gallery tools, WebView apps, and chat systems. Delivered projects on tight deadlines with full focus on clean code, scalable architecture, and long-term maintainability. Here are a few examples of my published work on the Google Play Store: Age Calculator QR & Barcode Scanner Battery Health Checker Scientific Calculator Quiz Apps Calculator Apps Apps according to client requriements These are just a few examples — I have successfully delivered many more apps during my 10+ years of experience. My priority is always to understand the client’s requirements clearly and provide not just an app, but a complete mobile solution that performs smoothly and provides value to end-users. I also ensure clear communication, timely updates, and ongoing support even after project delivery. If you are looking for a reliable Android developer who can transform your idea into a fully functional and polished mobile app, I’d be glad to assist you. Best regards, Muhammad Amir Hamza Mobile Android Apps Expert