C#/.Net Developer (Windows)

TL;DR

C#/.Net Developer (Windows): Building and evolving the Windows native layer of our mobile client SDK with an accent on designing and implementing C#/.NET APIs that bridge native Windows capabilities to React Native for Windows. Focus on optimizing SDK performance with memory management, responsiveness, and startup time.

Location: Hybrid in Mannheim

Company

hirify.global develops holistic Software-as-a-Service solutions that enable global companies from a wide range of industries to ensure transparency, efficiency and trust along their entire value chain.

What you will do

• Design, build, and maintain native Windows modules in C# that expose platform capabilities to React Native applications.
• Own the React Native for Windows bridge layer, including native module architecture and XAML components.
• Optimize SDK performance with a focus on memory management, responsiveness, and startup time.
• Stay current with Windows platform evolution and integrate relevant capabilities into the SDK.
• Build and maintain automated test suites and CI/CD pipelines in Azure DevOps.

Requirements

• Strong proficiency in C# and .NET (6.0+).
• Experience with Universal Windows Platform (UWP) or Windows App SDK development.
• Familiarity with React Native for Windows native module development (or willingness to learn quickly).
• Solid understanding of async/await patterns, threading, and performance optimization in .NET.
• Experience with Visual Studio, MSBuild, and Windows application packaging.
• English is our working language; fluency in written and spoken English is required

Nice to have

• Experience building libraries, SDKs, or frameworks consumed by other developers.
• Knowledge of TypeScript and React Native architecture.
• Experience with XAML and WinUI.
• Familiarity with CI/CD pipelines in Azure DevOps.
• Experience with iOS (Swift) or Android (Java/Kotlin) development.

Culture & Benefits

• Purpose-driven mission with global industry pioneers.
• Room for creativity through collaborative teamwork and open communication.
• Flexibility and team bonding with hybrid work options.
• Fuel for your growth journey, both personally and professionally.
• Sustainable mobility options.
• Fun team events and outings with global teams.