Senior Flutter Developers

Tri-Force Consulting Services, Inc.•Philadelphia, PA

2d•Onsite

About The Position

Tri-Force Consulting Services is looking for Senior Flutter Developers to join a project team building a modern cross-platform mobile application for a large public-sector initiative. The developer will be responsible for building production-quality iOS and Android applications using Flutter and Dart, integrating REST APIs, implementing accessible user interfaces, and supporting application testing and deployment.

Requirements

5+ years of professional mobile application development experience.
Strong Flutter / Dart experience.
Strong iOS and Android development experience.
REST API integration.
JSON and HTTP/HTTPS.
Mobile authentication and secure storage.
State management in Flutter.
Git/GitHub/Azure DevOps or equivalent.
Mobile application testing.
Experience publishing applications to Apple App Store and Google Play.
Strong understanding of responsive and accessible UI development.

Nice To Haves

bright, motivated, skilled, a difference-maker, able to get things done, work with minimum direction, enthusiastic, a thinker, able to juggle and multi-task, communicate effectively, and lead

Responsibilities

Develop and maintain cross-platform mobile applications using Flutter and Dart.
Build and optimize applications for both iOS and Android.
Integrate RESTful APIs and JSON-based backend services.
Implement authentication, authorization and secure session management.
Build reusable UI components and maintainable Flutter architecture.
Implement application navigation, state management and offline/network error handling.
Implement push notifications using Firebase Cloud Messaging and Apple Push Notification Service.
Implement multilingual/localized interfaces, including RTL support where required.
Develop accessible mobile interfaces following WCAG 2.1 AA principles.
Perform unit, integration and UI testing.
Troubleshoot mobile performance and device-specific issues.
Support App Store and Google Play deployment.
Participate in code reviews and Agile development activities.