SpaceXAI

Member of Technical Staff Evaluation Infrastructure (LLM Inference)

In short

This role builds reliable, efficient evaluation infrastructure and internal tooling that runs evaluations at scale for an AI company. The focus is on maintaining evaluation signal quality and resolving performance bottlenecks across inference, fleet management, and asynchronous evaluation orchestration. It demands strong experience building, debugging, and optimizing large-scale distributed systems, with willingness to work across all layers of the stack.

About the Role
You will develop reliable, efficient evaluation infrastructure that runs evaluations at scale. You will work on new evaluations and internal tooling, maintain evaluation signal quality, and identify and resolve performance bottlenecks across inference, fleet management, and asynchronous evaluation orchestration.
Requirements
•Experience building, debugging, and optimizing large-scale distributed systems
•Willingness to solve hard problems across all layers of the stack
Responsibilities
•Build reliable, efficient, and easy-to-use infrastructure for evaluations at scale
•Develop new evaluations and internal tooling
•Maintain evaluation signal quality
•Identify and resolve performance bottlenecks across the evaluation infrastructure stack
•Optimize inference, capacity fleet management, and asynchronous evaluation orchestration
Benefits
•Equity
•Medical coverage
•Vision coverage
•Dental coverage
•401(k) retirement plan
•Short-term disability insurance
•Long-term disability insurance
•Life insurance
•Discounts and perks

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