Flutter Applications Developer

JobCubby; Petaling Jaya; On-site; MYR 67,000 - 100,000; Full time

Job summary

JobCubby is seeking a Flutter Junior Developer to support the delivery of high-quality mobile applications for iOS and Android by building Flutter features, UI components, and integrations under guidance from senior developers.

This role focuses on learning the product codebase, writing clean and testable Dart code, fixing defects, and contributing to reliable releases through established engineering, testing, and review practices.

Qualifications

• 1-3 years of mobile app development experience
• Solid foundation in building mobile app features for iOS and Android using Flutter and Dart
• Working knowledge of Firebase, REST APIs, and GraphQL integration concepts
• Basic familiarity with Git, CI/CD concepts, and mobile build or release workflows
• Exposure to Flutter unit, widget, or integration testing frameworks
• Basic understanding of mobile app debugging, logging, and crash-reporting tools
• Willingness to learn analytics, monitoring, and performance-observability practices used by the team

Responsibilities

• Develop and maintain Flutter features for iOS and Android under guidance from senior developers
• Implement UI screens and components from approved designs with responsive behavior
• Integrate selected SDKs such as Firebase Crashlytics and Adobe Analytics
• Collaborate with backend, QA, and design teams to integrate REST APIs, GraphQL, and Firebase services
• Write clean, reusable, testable Dart code and follow code reviews
• Follow CI/CD, build, and release processes for app delivery
• Contribute unit, widget, and integration tests for components and bug fixes
• Troubleshoot defects and support performance tuning during development and post-launch
• Use existing tools to support Flutter work
• Continue learning Flutter and team architecture

Skills

Mobile app development

Flutter

Dart

Firebase integration

REST API integration

GraphQL integration

Git basics

CI/CD concepts

Testing frameworks

Debugging and crash reporting

Learning mindset

Tools

Firebase Crashlytics

Adobe Analytics

Git

Flutter SDK

Job description

Role Mission: The Flutter Junior Developer will support the delivery of high-quality mobile applications for iOS and Android by building Flutter features, UI components, and integrations under guidance from senior developers. This role focuses on learning the product codebase, writing clean and testable Dart code, fixing defects, and contributing to reliable releases through established engineering, testing, and review practices.

Key Responsibilities

• Develop and maintain assigned Flutter features for both iOS and Android platforms under guidance from senior developers.
• Implement UI screens and components from approved designs, ensuring responsive behavior and smooth interactions across supported devices.
• Integrate selected SDKs such as Firebase Crashlytics and Adobe Analytics using existing team patterns and guidance.
• Collaborate with backend, QA, and design teams to integrate REST APIs, GraphQL, and Firebase services for assigned features.
• Write clean, reusable, and testable Dart code while following code review feedback and team standards.
• Follow established CI/CD, build, and release processes for app delivery.
• Contribute unit, widget, and integration tests for assigned components and bug fixes.
• Troubleshoot defects and support performance tuning during development and post-launch support.
• Use existing development, build, and monitoring tools to support assigned Flutter work.
• Continue learning Flutter, mobile development practices, and the team's application architecture.

Required Qualifications

• 1-3 years of mobile app development experience, internship experience, or strong project exposure using Flutter.
• Solid foundation in building mobile app features for iOS and Android using Flutter and Dart.
• Working knowledge of Firebase, REST APIs, and GraphQL integration concepts.
• Basic familiarity with Git, CI/CD concepts, and mobile build or release workflows.
• Exposure to Flutter unit, widget, or integration testing frameworks.
• Basic understanding of mobile app debugging, logging, and crash-reporting tools.
• Willingness to learn analytics, monitoring, and performance-observability practices used by the team.

Preferred Skills

• Exposure to app performance monitoring, debugging, or optimization.
• Familiarity with common Flutter state management and architecture patterns.
• Familiarity with Agile development practices and collaborative software delivery.