Full Stack Mobile Developer (Flutter, C# / .NET)

Tech Tactix Advisory Group; Manaus; Presencial; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A health technology company is seeking a Full Stack Mobile Developer to enhance their health monitoring mobile application. The role emphasizes expertise in Flutter/Dart and backend technologies (C# /.NET), focusing on optimizing Bluetooth connectivity with integrated devices. Candidates should have extensive experience in software development and knowledge of health data security. This position is located in Manaus, Brazil, offering an opportunity to work independently while leading the technical direction within the team.

Qualificações

• 7+ years of professional software development experience.
• Strong expertise in mobile development with a focus on Flutter / Dart.
• Familiarity with backend service contributions using C# and .NET.

Responsabilidades

• Lead development of a cross-platform mobile application using Flutter / Dart.
• Optimize Bluetooth connectivity and address battery optimization.
• Manage release processes for App Store and Google Play.

Conhecimentos

Flutter / Dart

C# / .NET

Bluetooth Low Energy (BLE)

Mobile battery optimization

Azure services

Advanced English communication (C1)

Ferramentas

Firebase

Sentry

PostHog

in-app payment systems

Descrição da oferta de emprego

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.

ResponsibilitiesLead 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.

QualificationsAdvanced 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.