Remote AI Harness Engineer: Secure, Scalable Infra

Tilda Research Inc.; United States; Remote; USD 140,000 - 200,000; Full time

Job summary

Tilda Research Inc. is seeking an AI Harness Engineer to design and build secure AI infrastructure for production agents.

This remote role in the United States partners with AI researchers and senior engineers to rapidly transition prototypes into production-ready systems. You will own projects from architecture through deployment, build backend microservices in Python on AWS, and develop reusable APIs, developer tooling, and public-facing CLI applications.

Qualifications

• 5+ years of backend software engineering experience.
• Experience building AI Harnesses.
• Experience with Harness & AI Security.
• Excellent Python development experience.
• Experience building backend services and microservice architectures.
• Experience working with AWS cloud services.
• Experience designing APIs and distributed systems.
• Hands-on experience building AI applications, AI agents, or agentic workflows.
• Experience working with Agent SDKs.
• Familiarity with Model Context Protocol (MCP).
• Experience building developer tools, APIs, or CLI applications.
• Strong understanding of software architecture and production engineering.
• Comfortable working in startup environments with significant ownership.
• Ability to independently drive projects from concept through production.

Responsibilities

• Design and build secure AI infrastructure for production AI agents.
• Develop Agent Control Plane capabilities that manage, monitor, and secure agent execution.
• Build embedded controls and security mechanisms directly into AI agents.
• Develop reusable services, APIs, and developer tooling that support AI applications.
• Build and maintain integrations with modern Agent SDKs and MCP.
• Design backend microservices using Python and AWS.
• Build observability into AI systems, including telemetry, monitoring, tracing, and operational visibility.
• Develop public-facing developer tools and command-line interfaces (CLI).
• Partner closely with AI researchers to rapidly transition prototypes into production-ready systems.
• Own projects from architecture through deployment.
• Help define engineering standards and reusable patterns across the AI platform.
• Collaborate with stakeholders across the board in our Product, Sales, and Executive teams. Along with collaborate with senior engineers while independently leading technical initiatives when appropriate

Skills

Backend engineering

Python development

AI harnesses

API design

Distributed systems

Tools

Agent SDKs

Model Context Protocol (MCP)

Kubernetes

AWS

Job description

Tilda Research Inc. is seeking an AI Harness Engineer to design and build secure AI infrastructure for production agents.

This remote role in the United States partners with AI researchers and senior engineers to rapidly transition prototypes into production-ready systems. You will own projects from architecture through deployment, build backend microservices in Python on AWS, and develop reusable APIs, developer tooling, and public-facing CLI applications.