Agent Infrastructure Engineer — Core Harness (Superagent)

About the role

Agent Infrastructure Engineer — Core Harness (Superagent) at ImagineArt. Own the architecture, development, and evolution of Superagent, our core agent harness.

What you'll do

• Own the architecture, development, and evolution of Superagent, our core agent harness
• Design and optimize the agent execution loop for latency, reliability, token efficiency, cost, and task completion
• Build and improve core harness systems including context management, memory/state handling, tool routing, function schemas, structured outputs, retries
• Build and maintain agent evaluation infrastructure to measure quality and guide engineering decisions with data
• Integrate and benchmark multiple LLM providers and models, evaluating performance, cost, reliability, and capabilities

What you need

• 4–7 yrs of experience
• Kubernetes
• Docker
• Python
• LLMs
• Instrumentation
• TypeScript
• Any graduate