Mobile app development.
Programming languages
JAVA (more than a year of experience in using it)
Kotlin (used for Android apps)
C# (used to create multiple apps on Unity)
Dart (at the Flutter usage level)
technology
Development tools: Intellij IDEA, Eclipse, Android Studio, Netbeans, Visual Studio, VS Code.
Frameworks: Gradle, Maven, JavaFX, Android API, Telegram API