Senior Mobile Developer (Flutter)
Herzliya, IL
About the role: Finonex is a long-standing, stable trading-platform company, delivering advanced online trading technology to global partners for over a decade.
Join our Mobile R&D team and help build high-scale mobile trading applications used by customers worldwide.
As a Senior Flutter Developer, you will design, develop, and maintain cross-platform mobile applications while contributing to architecture, performance, and engineering best practices in a fast-paced fintech environment.
In this role you will: - Develop and maintain Flutter applications for Android and iOS.
- Contribute to architecture, scalability, performance, and code quality initiatives.
- Build and integrate REST APIs, WebSockets, and third-party SDKs.
- Collaborate with Product, Design, Backend, QA, and DevOps teams.
- Support release processes, deployments, and production troubleshooting.
- Improve application stability, performance, and user experience.
- Mentor team members and participate in code reviews.
You have: - 7+ years of software development experience.
- 5+ years of hands-on Flutter development in production environments.
- Strong knowledge of Dart, Flutter architecture, and state management.
- Experience with native Android and iOS integrations.
- Experience with CI/CD pipelines and mobile release processes.
- Experience working with REST APIs and real-time communication technologies.
- Proven experience publishing applications to Google Play and the App Store.
- Strong problem-solving skills and excellent English communication.
Will be nice that you have: Experience in fintech, trading, forex, or regulated industries.
Experience with Firebase (Crashlytics, Analytics, Remote Config).
Experience with Mixpanel, AppsFlyer, Braze, or similar tools.
Experience with WebSocket/SignalR implementations.
Familiarity with FVM, monorepo environments, and automated testing.
Knowledge of OWASP Mobile security standards.
