Description
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Experience: 7+ yrs
Location: Remote (India)
Job Type: Full time

We are looking for an experienced MCP Backend Engineer with strong expertise in Node.js/TypeScript, Java, AWS, API development, and Model Context Protocol (MCP) to build secure, scalable, and production-ready backend integrations.
The ideal candidate will have hands-on experience designing and implementing MCP servers and integrations, with a strong understanding of how LLMs interact with tools and APIs. You will be responsible for developing reliable backend services, exposing secure tools for AI agents, and ensuring integrations meet high standards of performance, security, and maintainability.

Requirements
Key Responsibilities
- Design, develop, and maintain production-grade MCP servers and MCP integrations.
- Build backend services and APIs using Node.js/TypeScript, with integration across Java-based systems where required.




- Design secure and scalable REST APIs using OpenAPI/Swagger specifications and well-defined versioning strategies.
- Develop and deploy serverless backend solutions using AWS Lambda and API Gateway.
- Configure and work with AWS VPC, Secrets Manager, and CloudWatch for secure networking, credential management, monitoring, and observability.
- Implement secure authentication and authorization mechanisms using OAuth 2.0, including client credentials and on-behalf-of flows.
- Design and manage secure API key authentication and credential-handling processes.
- Define MCP tools, schemas, descriptions, and interfaces that enable LLMs and AI agents to reliably use backend capabilities.
- Understand how tool definitions and descriptions influence LLM and agent behaviour, and continuously improve tool usability and reliability.
- Build appropriate validation, error handling, logging, monitoring, and failure-recovery mechanisms for MCP and API integrations.
- Identify and

📌 Java Full Stack Developer (India)
🏢 Weekday AI
📍 India