Flutter & Dart Proficiency : 3-5 years of hands-on experience in developing and deploying mobile applications with Flutter and Dart.Deep understanding of Flutter's fundamental concepts : Widgets (Stateful / Stateless), lifecycle, keys, etc.Proven State Management Expertise : Must have production-level experience with at least one major state management solution : BLoC / Cubit, Provider, or Riverpod. The ability to articulate why one was chosen over another is crucial.Native Platform Knowledge : Solid understanding of the native mobile platforms (Android & iOS), including build processes, platform-specific UI / UX guidelines, and dealing with native permissions. Experience with writing / using custom Platform Channels to integrate native code (Kotlin / Java for Android, Swift / Obj-C for iOS) when required.RESTful API Integration : Experience in integrating with back-end services using Dio or HTTP packages. Must be proficient in handling JSON serialization / deserialization, authentication (Token-based, OAuth), and secure network communication.Software Architecture & Design Patterns : Demonstrable experience in structuring a Flutter app for scalability and testability using patterns like MVVM, MVC, or Clean Architecture.Version Control : Mastery of Git for version control, including branching, merging, and pull request workflows.