Middle / Senior .NET Engineer

We are seeking a skilled .NET Engineer with deep hands-on expertise in Blazor Server and Razor components to design and build real-time, interactive web applications. The successful candidate will deliver resilient, performant server-side UI experiences using SignalR, reusable component libraries, and robust state management for concurrent users. Responsibilities Design and build interactive web applications using Blazor Server and Razor components, applying deep knowledge of Razor syntax, templating, and component lifecycle Implement SignalR-backed real-time UI interactivity, managing circuit lifecycle and live data updates Design connection resilience and reconnection strategies, handling circuit lifetime, disconnects, and graceful recovery Implement server-side state management and memory optimization to support high concurrency and scale efficiently across concurrent users Design and build reusable Razor component libraries that promote consistency, maintainability, and reuse across the application Apply dependency injection patterns correctly within component hierarchies and service lifetimes Implement authentication and authorization in Blazor Server, including ASP.NET Identity, OAuth, and policy-based authorization Ensure code quality through testing and clear documentation of component contracts, patterns, and architectural decisions Requirements 4+ years of experience with .NET and strong experience with AWS 2+ years of experience with Blazor Expertise in Razor components, including syntax, templating engine, and component lifecycle Proficiency in SignalR real-time UI and circuit management Advanced skills in connection resilience and reconnection strategies Advanced skills in server-side state management and memory optimization for concurrency Advanced skills in reusable Razor component library design Advanced skills in dependency injection within component hierarchies Advanced skills in Blazor Server authentication and authorization, including Identity, OAuth, and policy-based authorization Expertise in C# / .NET English proficiency at B2 level or higher Nice to have Familiarity with ASP.NET Core Knowledge of Entity Framework Core Skills in frontend styling, including CSS and component theming Familiarity with performance profiling and diagnostics in .NET Experience with unit/integration testing using xUnit and bUnit Familiarity with CI/CD pipelines