Full Stack .NET Developer, Sr. - WFH
About the Role
We are seeking a Senior Full Stack .NET Developer to design, develop, and maintain scalable web applications across the frontend and backend. This fully remote, full-time role involves building applications with C#, .NET, ASP.NET Core, React or Angular, TypeScript, and SQL Server or Azure SQL. The ideal candidate has strong software engineering fundamentals, experience with Azure cloud services and CI/CD, and a focus on secure, maintainable code. You will contribute to technical design decisions, troubleshoot application issues, improve software quality, and mentor junior and mid-level developers.
Key Responsibilities
Develop scalable web applications using .NET and ASP.NET Core. Build responsive frontend applications using React or Angular with TypeScript. Develop REST APIs and backend services using C#. Work with Entity Framework Core, LINQ, SQL Server, and Azure SQL. Integrate applications with external APIs and enterprise systems. Implement authentication, authorization, logging, caching, and error handling. Develop and maintain unit tests, integration tests, and automated test suites. Troubleshoot application defects, performance issues, and production problems. Participate in code reviews and technical design discussions. Support CI/CD pipelines and cloud deployments. Apply secure coding practices, SOLID principles, design patterns, and Clean Architecture. Mentor junior and mid-level developers and support their technical development.
Required Qualifications
At least eight years of software development experience. At least five years of strong C# and .NET development experience. Strong experience with .NET, ASP.NET Core, Web API, Entity Framework Core, LINQ, and SQL Server or Azure SQL. Frontend development experience with React or Angular and TypeScript. Experience with REST APIs, HTML, CSS, JavaScript/TypeScript, and responsive design. Experience with Azure cloud services and CI/CD tools such as Azure DevOps or GitHub Actions. Experience with Git, code reviews, automated testing, and Docker. Strong understanding of SOLID principles, software design patterns, and Clean Architecture. Ability to troubleshoot complex technical issues and collaborate effectively with development teams.
Preferred Qualifications
Experience with Azure App Service, Azure Functions, Service Bus, Key Vault, and Application Insights. Familiarity with microservices, Redis, event-driven systems, or Kubernetes. Experience modernizing legacy .NET applications. Location and Work Arrangement Fully remote position. Full-time employment.