Senior Desktop Engineer

<p>As a Senior Desktop Engineer you will design, build, and maintain desktop applications for macOS and Windows environments. This role involves working across both system and application layers to deliver secure, high-performance experiences. You’ll collaborate closely with product, QA, and support teams to ensure that all applications are stable, efficient, and well-documented.</p><p></p><h3>Key Responsibilities: </h3><ul><ul><li>Develop and maintain desktop applications for macOS and Windows, including integrations and embedded web components.</li><li>Implement, debug, and optimize system-level code and UI features using Swift, Objective-C, and C# (with occasional C++).</li><li>Build and maintain macOS components including system extensions, XPC, Endpoint Security, and Network Extensions.</li><li>Develop Windows functionality using Win32 APIs, WPF, and modern .NET frameworks.</li><li>Collaborate with cross-functional teams to deliver secure, testable, and production-ready features.</li><li>Write and maintain clear technical documentation and architectural designs.</li><li>Stay current with updates in macOS, Windows, and related ecosystems, especially in areas related to security and performance.</li></ul></ul><p><strong>Requirements</strong></p><ul><ul><li>Fluent English is required.</li><li>4+ years of macOS development experience using Swift, Objective-C, Xamarin.Mac, or MAUI.</li><li>Proven experience delivering complex macOS features to production.</li><li>3+ years of Windows application development using .NET, .NET Framework, WPF, or WinForms.</li><li>Strong knowledge of UI frameworks such as React or Angular for hybrid desktop applications.</li><li>Experience debugging complex macOS architectures (system extensions, launch services, IPC).</li><li>Familiarity with systems programming concepts, multithreading, and Win32 APIs (C++ experience is a plus).</li><li>Understanding of secure coding principles and best practices for maintainable, testable code.</li></ul></ul><p><strong>Benefits</strong></p><ul><li>Salary Range: $6000-$7500 USD /month</li><li>Paid Time Off: Unlimited</li><li>Schedule: Flexible, 100% Remote</li></ul><p></p><p></p>