Senior AI/MCP/.NET/API Engineer - 100% remote

About the job:

Title: Senior AI/MCP/.NET/API Engineer - 100% remote

Job Type: contract to hire

Our client is in the beginning stages of an AI transformation and are looking for a Senior AI/MCP/.NET/API Engineer to help them incorporate AI bots and tools into their legacy .NET applications. Our client is the world’s leading risk and claims administration partner recognized as America’s Greatest Workplaces.

MUST HAVE previous hands-on experience implementing Model Context Protocol (MCP) API layers into .NET enterprise applications to support AI agents.

What you will be doing:

• Help build Resilient AI Infrastructure: Create stable, fault-tolerant integration patterns that successfully merge AI tools with traditional enterprise software.
• Accelerate C# .NET Development: Drive speed and efficiency in our core C# .NET API REST applications to support real-time AI data flows.
• Node-to-Node Layers: Help Implement Model Context Protocol (MCP) API layers to manage secure, fast, and structured node-to-node communication.
• Protect Core Databases: Assist in Design rate-limiting, caching, and buffering layers to shield production databases from the aggressive query speeds of AI models.
• Partner with Architecture: Work directly with the system architect to turn abstract technical designs into practical, hands-on code.
• Manage Downstream Impacts: Identify, document, and resolve hidden or undocumented system behaviors caused by AI integrations.
• Pragmatic Technical Leadership: Proven experience as a tech lead or principal engineer who prioritizes software stability and practical execution over hype.

Experience:

• 8 + years of advanced C# .NET Expertise: Deep hands-on experience building high-throughput REST APIs using modern .NET Core/Frameworks.
• Previous experience with Model Context Protocol (MCP) and integrating LLMs/AI agents into .NET enterprise applications.