Middle .NET MAUI Developer (Part‑Time)

About the role

Intetics Inc. is seeking a part‑time Middle .NET MAUI Developer to upgrade an existing mobile application from .NET MAUI 8 to .NET MAUI 10 and ensure its release readiness on Android and iOS.

Key responsibilities

• Review the current codebase, dependencies and build configurations.
• Upgrade the app from .NET MAUI 8 to .NET MAUI 10 and resolve build/runtime issues on Android and iOS.
• Identify compatibility problems in NuGet packages, native integrations and platform‑specific code.
• Collaborate with QA to reproduce defects and verify regression fixes.
• Document migration changes, unresolved issues, technical risks and release prerequisites.
• Support migration of an additional mobile app 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 provide realistic estimates.
• Independent work style with clear communication of findings.
• English level B2 (Upper‑Intermediate) or higher.

Required skills

• C#
• .NET MAUI
• Android development
• iOS development
• Mobile app signing, packaging and release preparation
• Azure DevOps (CI/CD pipelines)
• App Store and Google Play submission processes