Machine Learning Scientist
LMArenaSan Francisco, California, United States
Posted December 18, 2025
Full Time
About the Company
LMArena is the open platform for evaluating how AI models perform in the real world.
Job Description
LMArena is seeking a Machine Learning Scientist to help advance how we evaluate and understand AI models. You’ll help design and analyze experiments that uncover what makes models useful, trustworthy and capable through human preference signals.
Requirements
- Hands-on experience training large-scale models
- Strong foundation in ML and statistics
- Fluent in the full experimental stack
- Deeply collaborative mindset
Benefits
- Competitive compensation
- Comprehensive health and wellness benefits
- Opportunity to work on cutting-edge AI
- Culture that values transparency, trust, and community impact