28 sep
Blackstone Medical Services
Medellín
We're Hiring: Senior Full Stack Mobile Developer (Contractor – 1099) Remote (US-based contractor) Senior-level role | Flutter + .
NET | HealthTechWe're seeking aSenior Full Stack Mobile Developerto own the development of ourhealth monitoring mobile application, which integrates with aBluetooth-enabled ring pulse oximeterto collect real-time health data overnight.
What You'll DoLead cross-platform mobile development in Flutter/Dart (iOS & Android) .
Implement and optimize Bluetooth LE connectivity with the device.Solve Android battery optimization challenges to ensure reliable overnight data collection.Manage App Store & Google Play releases.Collaborate with backend developers on Azure-hosted .
NET services .
Ensure compliance with health data security and privacy standards.Work independently and provide technical leadership.
What We're Looking For7+ years in software development, with strong mobile expertise .
Proven Flutter/Dart experience (apps in production).
Knowledge of C#/.
NET for backend services.Solid experience with Bluetooth LE integration .
Strong background in Azure servicesFirebase/Sentry/PostHog.Successful track record publishing to App Store & Google Play .
Advanced English (C1+), excellent communication.Bonus: prior experience in health/medical apps .
Technical SkillsPrimary:Flutter/Dart, Bluetooth LE, iOS, AndroidSecondary:C#, .
NET, Azure, FirebaseTools:GitHub, Sentry, PostHog, App Store Connect, Google Play Console
📌 Senior Mobile Developer
🏢 Blackstone Medical Services
📍 Medellín
Muestra tus habilidades a la empresa, rellenar el formulario y deja un toque personal en la carta, ayudará el reclutador en la elección del candidato.