Company DescriptionUS based health technology company to be disclosed during the interview process.Role DescriptionWe are seeking a Full Stack Mobile Developer to join our team and take ownership of our health monitoring mobile application. This application integrates with a Bluetooth-enabled ring pulse oximeter to collect health data throughout the night.The ideal candidate will be a hands-on developer with expertise in both mobile development (Flutter/Dart) and backend technologies (C#/.NET), capable of ensuring seamless device integration, reliable overnight data collection, and robust backend connectivity with Azure services.Responsibilities- Lead the development and maintenance of cross-platform mobile flagship application using Flutter/Dart for iOS and Android.- Optimize Bluetooth connectivity with the ring pulse oximeter device.- Address mobile battery optimization challenges to guarantee reliable overnight data collection.- Introduce in app features to provide payments, notifications, and support (chat)- Manage the release process for both the Apple App Store and Google Play Store.- Collaborate with backend developers on Azure-hosted .NET services, contributing to backend development when required.- Ensure compliance with health data security and privacy standards.- Work independently while providing technical leadership within the team.Qualifications- Advanced English communication skills (C1 level), both written and spoken.- 7+ years of professional software development experience, with strong expertise in mobile development.- Proven experience with Flutter/Dart for cross-platform mobile applications.- Working knowledge of C# and .NET, with the ability to contribute to backend services.- Deep understanding of Bluetooth Low Energy (BLE) implementation.- Experience with mobile battery optimization techniques for background processes.- Successful track record of publishing and maintaining apps in the App Store and Google Play.- Experience integrating with Microsoft Azure services.- Familiarity with Firebase (Authentication, Crashlytics, Analytics), Sentry, and PostHog.- Familiarity with in-app payment systems (such as Authorize.Net, Stripe)- Strong problem-solving abilities and attention to detail.- Prior experience in health or medical app development is a plus.