Muazzam A.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.

🏆 𝗜𝗻 𝗧𝗼𝗽 𝟯% 𝗼𝗳 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿𝘀 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 (𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀) 💯 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 | 6,𝟬𝟬𝟬+ 𝗛𝗼𝘂𝗿𝘀 🥇 𝗧𝗢𝗣 𝟱 𝗔𝗻𝗱𝗿𝗼𝗶𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 I have a solid background in creating complex mobile applications for Mobile. I can work independently and respect a deadline. I am a hardcore Android engineer, having 8 years of experience, and a bachelor's degree in Computer Science. I have hands-on experience in Retail, healthcare, and commercial modern applications development in Android Studio. Technology Stack, I am using: • Kotlin • Kotlin Flow • Java • Android Jetpack • Retrofit • MVVM Architecture pattern • Dagger 2 • Firebase • Rxjava • Hilt • Room for database • MVP Architecture pattern Core Qualification I have: Android application development • Android application development • UI/UX designing/implementation • Unit Testing • API Integration • Information Architecture • Following Agile methodologies • Writing Clean and maintainable code Tools I am using for development & and communication: • Android Studio • Xcode • Jira •. Kotin Coroutines • Jenkins • Github/Bitbucket/SVN/Gitlab • SQL Server • Microsoft team • Assana • Trello Besides this, I have the following soft skills: • Reliable • Good communication skills  • Quick learner  Keywords and Tags: Android, Android developer, Android App Developer, Mobile App Developer, Android SDK, Android Firebase, Android UI Design, Kotlin, JAVA, Android things, Android Studio, Senior Android Developer, Expert Android developer, Android Versions, Android app publisher, Android reverse engineer, Native Android Developer, Mobile app development, Web, Mobile & Software Dev, Mobile Development, android app development, android developer Kotlin, android native development, Crashlytics, analytics, API Integration, Native App Development, Responsive Design, App Development, RESTful API, Unit testing, JUnit, Mockito, Social Media Account Integration, Android Kotlin, mobile app design, publish android app, android applications, automated testing, Agile methodologies.