Senior Application Developer

Job Title : Sr. Mobile Developer (Flutter)

Location : Remote

Job Type : Full-Time

Experience Level : Senior

Employer of Record : Janaa Consulting Services

About the Role

We are hiring a Senior Mobile Developer (Flutter) , with 10+ years of experience in building high-performance mobile apps for iOS and Android. This role requires deep expertise in Flutter , especially in environments with offline or low connectivity , advanced memory management and WebView integration .

You'll take the lead in architecting, developing and optimizing apps for scale, responsiveness, and stability, while also mentoring junior engineers and collaborating across design and backend teams.

Key Responsibilities

Lead the end-to-end development of Flutter mobile applications

Design and implement offline-first architecture , including local storage, data sync and conflict resolution

Optimize apps for low memory usage, fast load times and smooth performance

Integrate and manage WebViews with secure native-web communication

Collaborate with designers and backend engineers for seamless product delivery

Perform code reviews and enforce Flutter best practices

Write maintainable code with thorough documentation and test coverage

Troubleshoot issues across a variety of devices and network conditions

Required Skills & Experience

10+ years in mobile app development, with 5+ years working with Flutter & Dart

Offline / low-connectivity strategies

Memory optimization , background processing and resource efficiency

WebView integration and hybrid app communication

Strong understanding of REST APIs, Firebase, push notifications and third-party SDKs

Experience deploying apps on both Android and iOS

Familiar with state management

Proficiency with Git and CI / CD pipelines

Preferred Qualifications

Prior experience in native Android / iOS development

Familiar with Clean Architecture and scalable app design patterns

Performance profiling tools (Flutter DevTools, Android Profiler, Xcode Instruments)

Contributions to open-source Flutter libraries or plugins

About Janaa (EOR)

This role is offered through Janaa Consulting Services , a trusted Employer of Record (EOR) . Janaa simplifies international hiring by managing payroll, compliance, and legal employment in your local country. As an employee, you benefit from a compliant, full-time position while working for a global organization without visa or entity complications.

How to Apply

Submit your resume and if available, examples of Flutter apps you've built or a GitHub profile. Please highlight any experience with offline-first architecture, performance tuning or WebView-heavy applications. (Mail to : hello@getjanaa.com)

All the Best!

Team Janaa.