
Member of Technical Staff - Evaluation Infrastructure
Palo Alto, CA at a glance
- Rent
- #2 of 51$3,050/mo+46% vs US avg
- Weather
- #17 of 51292 mild days0 hot · 0 cold
- Income tax
- #1 of 5113.3% top rateCalifornia
What you need
- Large-scale distributed systems engineering
- Deep problem-solving across full stack
- LLM inference experience
- GPU compute management and scheduling
- Model/eval comparison interface development
What you'll do
- Build scalable evaluation infrastructure
- Collaborate on new evals and internal tooling
- Resolve performance bottlenecks in eval stack
SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.
ABOUT THE ROLE:
The RL infrastructure team is looking for an engineer to help develop our evaluation infrastructure.
RESPONSIBILITIES:
- Build highly reliable, efficient, and easy to use infrastructure that runs all our evaluations at scale
- Collaborate closely with modeling & evaluation teams on developing new evals, maintaining evaluation signal quality, and building internal tooling to support training our next-generation of models
- Identify and resolve performance bottlenecks in all layers of the eval infrastructure stack, including inference, capacity fleet management, asynchronous eval orchestration, and more
BASIC QUALIFICATIONS:
- Experience in building, debugging, and optimizing efficiency of large-scale distributed systems
- Willingness to dive deep and solve hard problems at all levels of the stack
PREFERRED SKILLS AND EXPERIENCE:
- Experience in LLM inference
- Experience in GPU compute management, workload scheduling, and dynamic resource optimization
- Experience in developing interfaces for comparing models and evals
COMPENSATION AND BENEFITS:
$180,000 - $440,000 USD
Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks.
SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice.
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About xAI
xAI is a company working to understand the true nature of the universe. They are building AI systems to advance scientific discovery and understanding, with their flagship product Grok.
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