Senior Member of Technical Staff, Harness Engineering
HarperCommercial Insurance company
San Francisco, United States$187K - $264KSenior
Emergence Capital
Y Combinator
Antler
10X Founders
Peak XV
Fellows Fund
Data & AI
About the role
TL;DR
Build and maintain the harness for agentic systems at Harper.
- •The role involves building agent-loop primitives, shipping execution-environment infra, and owning the tool layer for your domains.
- •Key Responsibilities Build agent-loop primitives.
- •Ship execution-environment infra.
- •Own the tool layer for your domains.
- •Wire model-provider routing.
- •Ship harness SDK improvements.
- •Eat your own dog food.
- •Requirements 3-6 years building software with production agentic systems.
- •Experience with at least one major agent framework.
- •Production agent/LLM systems experience.
- •Strong written communication.
- •Bonus: sandbox/isolation infrastructure; open-source agent-framework contributions; foundation-model partner or early-access experience.
Required skills
PythonTensorFlowPyTorchscikit-learnAWSDockerKubernetesCI/CDEngineering Management
Nice-to-have skills
Anthropic APIHugging FaceNLPLLMsA/B Testing
Domain expertise
insurtech
Benefits & perks
Uber commuter benefits, Meals provided, Snacks and coffee stocked, Free gym membership, Health, dental, and vision
Tech stack
PythonTensorFlowPyTorchscikit-learnAWSDockerKubernetesCI/CD