Mobile Application Developer — United States — LinkedIn — 4489406008

Mobile Application Developer (.NET MAUI)Location: Remote · Type: Full-time, W-2 · Start: Immediately

About the RoleStartte, LLC is seeking a Mobile Application Developer to lead development of the iOS and Android applications

What You'll Do• Design, build, and maintain cross-platform iOS and Android apps in .NET MAUI.

• Own offline-first data storage and synchronization with SQLite, including conflict resolution and keeping syncs under 60 seconds.

• Integrate the apps with a .NET microservices and API gateway back end hosted on Microsoft Azure.

• Write unit and automated UI tests, and take part in each sprint's regression and performance testing.

• Build accessible mobile interfaces that meet Section 508 and WCAG 2.x AA.

• Package and distribute builds for testing and production, and support user acceptance testing.

• Update architecture documents, user guides, and security documentation as features change.

• Provide Tier 3 production support, including taking part in an on-call rotation for severity 1 incidents.

Required Qualifications• Bachelor's degree in computer science or a related field, or an associate's degree plus 2 more years of relevant experience

• 5+ years of professional mobile or .NET development

• Hands-on .NET MAUI or Xamarin.Forms experience shipping production iOS and Android apps

• Offline data storage and sync experience with SQLite or a similar local database

• Strong C# and experience consuming REST APIs

• Agile/Scrum experience with Jira or Azure DevOps, Git, and CI/CD pipelines

• Ability to obtain and maintain a Public Trust background investigation

Preferred Qualifications• Experience on federal systems,

• Experience with mobile authentication using OIDC/OAuth2 or federal single sign-on

• Mapping or GIS integration experience, especially Esri ArcGIS

• Mobile device management (MDM) or enterprise app distribution experience

• Section 508 mobile accessibility testing experience