.NET MAUI Specialist (m/f/d)

For our client we are looking for a .NET MAUI Specialist (m/f/d) Start: October 2026Duration: 6 months (option of extension)Workload: 100%Location: remoteLanguage: english Project ContextWe are building and stabilizing the mobile provisioning toolchain for a global IoT platform in the elevator industry. The platform enables field technicians across 35+ countries to commission, configure, and connect elevators to cloud-based remote services. You will join a cross-functional product team working to improve reliability, performance, and user experience of the mobile application layer. Your RoleYou are a MAUI specialist first, with solid backend skills when the situation requires it. Expect to spend ~70% of your time in the mobile layer and ~30% supporting backend integration work. Mobile (Primary Focus)› Own the App architecture, performance, and quality of the cross-platform mobile application built on .NET MAUI› Drive UI/UX implementation for field-technician workflows› Solve platform-specific issues across Android and iOS (rendering, lifecycle, permissions, device fragmentation)› Implement and maintain a robust testing strategy for mobile: unit tests, UI tests, device-specific regression› Optimize app startup time, memory footprint, and network resilience for field conditions Backend (Secondary Focus)› Develop and integrate REST APIs and microservices (C#/.NET) that serve the mobile layer› Support Azure cloud-native services integration (Functions, Service Bus, App Configuration) Required Qualifications› 3+ years hands-on .NET MAUI development with at least one shipped production application on both Android and iOS› Deep understanding of MAUI architecture: dependency injection, Shell navigation, handlers/renderers, platform-specific code› Strong C#/.NET backend skills — you can build and maintain APIs› Test-Driven Development as a working habit, not a buzzword: unit testing, integration testing, automated QA› Practical experience with Azure (DevOps, Functions, or equivalent cloud-native services) Nice to Have› Background in industrial or field-service applications› Experience with offline-first patterns, local storage, and sync mechanisms › Familiarity with feature flags, remote configuration, and phased rollouts› Experience with AI and agentic workflows› Participate in CI/CD pipeline maintenance and DevOps activities› Experience MAUI/Xamarin.Forms-to-MAUI migration Candidate Profile› Senior-level professional (5+ years .NET ecosystem)› Comfortable owning technical decisions in a small, autonomous team› Communicates proactively — flags risks early, proposes solutions, not just problems