About the Role: We are seeking an experienced Senior Flutter Developer to join a project for one of the largest foundations in the field of pre-school education in the US. You will play a key role in building a brand-new platform from the ground up, working closely with an international team.ResponsibilitiesDevelop and maintain mobile and web applications using Flutter (Dart, Flutter SDK). Implement design systems and component libraries in Flutter for both iOS/iPad and web platforms. Work with state management solutions (Provider, BLoC) and apply SOLID principles in daily development. Integrate REST APIs/JSON and work with CI/CD pipelines. Collaborate effectively in an agile, international environment.Requirements4+ years of professional experience in mobile application development, particularly with Flutter. Proven portfolio of commercial projects targeting iOS (iPad) and/or web browsers in Flutter. Strong understanding of software design patterns. Experience with REST API/JSON integrations. Experience with CI/CD tools. Excellent communication skills. Fluency in English at C1 level.Nice to HaveExperience with Flutter Web. Experience with AWS Cloud services (e.g., Amplify). Experience using GitLab. Additional InformationYou will collaborate closely with a US-based team. Availability for overlap with US Pacific Time working hours (10:00–14:00 PST).Ability to provide a no-criminal-record certificate