4+ years of experience in software design, development, and maintenance of mobile applications using Kotlin, Java, and Android SDK. Knowledge of architectural patterns such as MVP, MVC, and MVVM. Experience in using various Android APIs/frameworks, including audio, video, Bluetooth, camera, and notifications. Tested several Android applications using both real and virtual devices. Expertise in Android UI toolkit (basic/picker/list views, adapters, dialogs, menus, etc.), and Google services.