Flutter framework is vast that includes a variety of tools and features. Therefore, you must become familiar with Flutter widgets, navigation, layout systems, animations, and other core features.

2. Proficiency in Dart programming

Dart is the primary programming language used for developing Flutter applications. Hence, you must be proficient in Dart, including variables, functions, and classes.

3. Experience in Mobile app development

You need to have a working knowledge of mobile app development, which includes mobile app architecture, data storage, network communication, and UI design.