Mobile Developer Flutter  

The Senior Flutter Developer is responsible for driving the technical architecture, development, quality, and lifecycle delivery of enterprise cross-platform mobile applications across iOS and Android for PT GTech Digital Asia's Custom Development projects.

This role leads the mobile engineering squad in implementing robust Clean Architecture, scalable state management (BLoC/Riverpod), flawless native bridge integrations, strict mobile security, and smooth 60/120 FPS UI experiences. The role actively collaborates with UI/UX designers, backend developers, QA engineers, and client stakeholders to deliver feature-rich, high-performance mobile products.

As a Senior-level engineer, the role is expected to take full ownership of mobile architecture decisions, establish CI/CD automation and release management pipelines, ensure zero-defect store deployments, resolve complex native/hybrid technical challenges, and mentor junior and mid-level developers to foster engineering excellence.

• Minimum 3–5 years of dedicated, hands-on production experience developing, deploying, and maintaining enterprise-grade mobile applications using Flutter & Dart for iOS and Android.
• Proven track record of publishing, releasing, and updating multiple applications on Google Play Store and Apple App Store (handling certificates, provisioning profiles, privacy manifests, and App Store Review Guidelines).
• Deep experience with modern Flutter state management solutions, specifically Riverpod , BLoC / Cubit, or Provider.
• Hands-on experience with native mobile integration via Platform Channels (MethodChannel, EventChannel, Pigeon) using Swift/Objective-C (iOS) and Kotlin/Java (Android).
• Strong experience implementing Clean Architecture, SOLID principles, Repository Pattern, and Dependency Injection in Flutter.
• Experience establishing and maintaining Mobile CI/CD pipelines (Fastlane, GitHub Actions, Bitrise, Codemagic).
• Solid experience in implementing mobile security best practices: SSL Pinning, Biometric Authentication, Secure Storage (Keychain / Keystore), Root/Jailbreak detection, and code obfuscation.
• Experience in writing automated tests: Unit Tests, Widget Tests, and Integration Tests (Mocktail, Mockito, Patrol).
• Experience working in Agile/Scrum software delivery environments and mentoring junior to mid-level mobile developers.