DataAnnotation

DataAnnotation

DataAnnotation is a company that trains AI systems.

60 jobs near Columbus, OH

We're looking for a Senior Mobile Software Developer to help modernize and evolve our React Native application into a best-in-class mobile platform. This is an opportunity to solve challenging ...

Own observability and testing for core mobile flows - you'll be the person who catches regressions before users do. * Evolve our design system and component library for consistency at scale.

Senior Mobile Software Engineer

New York, NY · On-site +1

$146K - $182K/yr

Own observability and testing for core mobile flows - you'll be the person who catches regressions before users do. * Evolve our design system and component library for consistency at scale.

... engineer who takes full ownership of the mobile experience - leading technical design, driving ... As a Senior Mobile Software Developer, you are primarily responsible for owning the end-to-end ...

About the role We're seeking a Senior Mobile Software Engineer (iOS) with strong Swift and Objective-C expertise to help drive the next generation of our best-in-class iOS app. You'll lead the ...

Senior Mobile Software Engineer - iOS

Irving, TX · On-site

$130K/yr

We believe in celebrating one another's achievements, open communication, and transparent leadership.  About the role We're seeking a Senior Mobile Software Engineer (iOS) with strong Swift and ...

- Mobile Software Engineer (2603939) Mobile Software Engineer - 2603939 Description D.R. Horton, Inc., the largest homebuilder in the U.S., was founded in 1978 and is a publicly traded company on the ...

Senior Mobile Software Engineer - iOS

Beloit, WI · On-site

$132K/yr

We believe in celebrating one another's achievements, open communication, and transparent leadership.  About the role We're seeking a Senior Mobile Software Engineer (iOS) with strong Swift and ...

About the role We're seeking a Senior Mobile Software Engineer (iOS) with strong Swift and Objective-C expertise to help drive the next generation of our best-in-class iOS app. You'll lead the ...

Showing results 21-40

Sr. Mobile Application Engineer

Hirekeyz Inc

Minneapolis, MN • On-site

Contractor

Re-posted 5 days ago


Job description


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