Tech Lead Engineer - MCP & API Platform

Intellias; Town of Poland (NY); On-site; USD 150,000 - 190,000; Full time

Job summary

Intellia is seeking a Tech Lead Engineer to drive MCP-based integrations and enterprise-grade backends. You will design and implement MCP-based services using Python, FastAPI, and OpenAPI, and lead protocol adoption across the organization.

You will collaborate with AI platform teams and security reviews while mentoring engineers. Experience leading distributed systems, API contracts, and secure integrations with AWS and OAuth 2.0/JWT is required.

Qualifications

• 5+ years Python backend engineering.
• Hands-on implementation of MCP servers or similar adapters.
• REST / async API development with FastAPI or equivalent.

Responsibilities

• Lead the design and implementation of MCP-based services and integrations using Python, FastAPI, and FastMCP.
• Develop and maintain MCP servers, tool adapters, and protocol-compliant integration layers.
• Design and enforce API contracts, OpenAPI specs, and schema governance standards.
• Build secure and scalable integrations with AWS AgentCore Gateway and related AI platform services.
• Implement enterprise authentication and authorization using OAuth 2.0, JWT, and AWS SigV4.
• Define asynchronous APIs and service-to-service patterns for agent ecosystems.
• Establish observability with OpenTelemetry instrumentation for protocol interactions and operations.
• Mentor engineers and drive protocol adoption across the organization.
• Create documentation and reference architectures for MCP-based solutions.

Skills

Python

Distributed systems

Backend engineering

API design

OpenAPI

Authentication

Observability

Tools

FastAPI

OpenAPI

MCP

OAuth 2.0

JWT

AWS SigV4

Job description

Intellia is seeking a Tech Lead Engineer to drive MCP-based integrations and enterprise-grade backends. You will design and implement MCP-based services using Python, FastAPI, and OpenAPI, and lead protocol adoption across the organization.

You will collaborate with AI platform teams and security reviews while mentoring engineers. Experience leading distributed systems, API contracts, and secure integrations with AWS and OAuth 2.0/JWT is required.