Senior .NET Developer

eTelligent Group LLC•Rockville, MD

2d•Hybrid

About The Position

We are seeking a Senior .NET Developer with strong cloud experience to design, build, modernize and support modern applications in Microsoft Azure. The ideal candidate is proficient in .NET Core/.NET 8, C#, and cloud-native architectures, with hands-on experience integrating Azure services such as App Services, Functions, API Management, Service Bus, Azure SQL, Azure OpenAI and AI Foundry, and GitHub Copilot for Developers. The contractor will work with County staff to modernize legacy .NET applications and implement AI-powered solutions.

Requirements

Expert in C#, ASP.NET Core, and cloud-native development.
Strong experience with Azure services, microservices, API security and Microsoft Entra ID/B2C authentication.
Experience modernizing .NET Framework/Web Forms applications to .NET 8 or cloud-native architectures.
Hands-on experience with Azure AI Foundry, Azure OpenAI, AI agents, Retrieval-Augmented Generation (RAG), prompt engineering, and GitHub Copilot.
Proficient with GitHub or Azure DevOps, CI/CD, and containerization.
Solid understanding of SQL, Cosmos DB, and modern UI frameworks (Blazor/React/Angular).
Exceptional analytical skills to evaluate data, identify trends, and provide actionable insights.
Experience conducting feasibility studies and solution assessments.
Expertise in conducting gap analyses.
Excellent verbal and written communication skills to clearly articulate complex ideas to diverse audiences.
Strong interpersonal skills to effectively collaborate with stakeholders, project teams, and senior leadership.
Self-motivated and organized, with the ability to manage multiple priorities in a fast-paced environment.
A proactive mindset with a focus on driving results and achieving project goals.
Strong attention to detail and commitment to delivering high-quality work.
US Citizen (MUST)