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Job details

AI Engineer & Researcher - RL Training Framework

xAI is a mission-driven company focused on creating AI systems that advance humanity's understanding of the universe. They are looking for a highly motivated AI Engineer & Researcher specialized in reinforcement learning training frameworks to join their Reasoning infrastructure team in Palo Alto.

Skills

  • Building and optimizing large-scale distributed training systems
  • Developing asynchronous reinforcement learning training frameworks
  • Experience in inference systems
  • Proficiency with Python, Jax, or Rust programming languages

Responsibilities

  • Design and implement state-of-the-art distributed reinforcement learning training frameworks
  • Profile, debug, and optimize system performance at scale
  • Collaborate closely with researchers for software and algorithm co-design
  • Participate actively in knowledge sharing and team communication

Education

  • PhD preferred in AI or related scientific domains

Benefits

  • Opportunity to work on cutting-edge AI research
  • Flat organizational structure fostering leadership and initiative
  • Hybrid work model with office presence in Palo Alto and flexible remote days
  • Comprehensive interview process focused on coding and research excellence
To read the complete job description, please click on the ‘Apply’ button

Average salary estimate

$310000 / YEARLY (est.)
min
max
$180000K
$440000K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

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MATCH
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FUNDING
SENIORITY LEVEL REQUIREMENT
TEAM SIZE
No info
HQ LOCATION
No info
SALARY RANGE
$180,000/yr - $440,000/yr
EMPLOYMENT TYPE
Full-time, hybrid
DATE POSTED
July 25, 2025
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