What are the responsibilities and job description for the Sr. Mobile Application Engineer position at Hirekeyz?
Job Details
Role: Sr. Mobile Application Engineer
Location: Minneapolis, MN
Job Type: Contract
Job Description:
Overview
- As a Senior Mobile Application Engineer, you will work as part of a cross-functional Agile team focused on developing a mobile application that communicates with connected medical devices over Bluetooth Low Energy (BLE)
Key Responsibilities:
- Design and develop Android mobile application components using .NET MAUI
- Implement and maintain BLE communication logic, including pairing, data exchange, and firmware updates with connected devices
- Integrate cloud APIs, ensuring secure data synchronization and error handling
- Troubleshoot low-level BLE and device connection issues, especially on Android
- Collaborate with firmware, cloud, and QA teams to ensure consistent behavior across the system
- Participate in Agile ceremonies, sprint planning, and architecture discussions
- Follow secure coding practices and contribute to test automation where applicable
Qualifications:
Basic Requirements
- Bachelor s degree in Computer Science, Software Engineering, or related field
- 5 years of professional experience in mobile application development
- 3 years of experience using .NET MAUI or Xamarin for Android apps
- Strong experience integrating with RESTful APIs and handling secure data exchange
- Familiarity with mobile security practices including encrypted storage and authentication flows
Preferred Qualifications
- Experience with Bluetooth Low Energy (BLE), including protocol implementation and device pairing flows
- Experience working in Agile development environments
- Previous experience in medical device, health tech, or regulated software development
- Understanding of FDA, HIPAA, or IEC 62304 guidelines for mobile software
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