Middle .NET MAUI Developer (Part-Time)

About the role

Intetics Inc., a technology company offering custom software development, team distribution, quality assessment and digital solutions, is looking for a part-time .NET MAUI Developer to join its team and provide exceptional customer support. The role focuses on reviewing, upgrading and preparing mobile applications for release.

Key responsibilities

• Review the existing codebase, dependencies and build configurations.
• Upgrade the application from .NET MAUI 8 to .NET MAUI 10.
• Resolve build and runtime issues on Android and iOS.
• Identify and fix compatibility issues in NuGet packages, native integrations and platform-specific code.
• Work with QA to investigate regression results and reproduce defects caused by the upgrade.
• Estimate and implement approved fixes needed for release readiness.
• Document migration changes, unresolved issues, technical risks and release prerequisites.
• Support migration of an additional mobile application if approved.

Required profile

• Strong commercial experience with C# and .NET MAUI.
• Proven hands-on experience upgrading production applications between major .NET/MAUI versions.
• Ability to assess an unfamiliar codebase, identify technical risks and give realistic estimates after code review.
• Ability to work independently and communicate findings clearly, including the difference between a successful build and a release-ready app.
• English at B2 (upper-intermediate) or higher.

Required skills

• Building and debugging MAUI apps for Android and iOS.
• Troubleshooting dependency conflicts, build failures, runtime crashes and platform regressions.
• Mobile application signing, packaging and release preparation.
• Nice to have.NET MAUI 8 to 10 migration, Xamarin.Forms maintenance, Azure DevOps and mobile CI/CD, and App Store and Google Play submission experience.