Machine Learning Research Engineer, Enterprise ML Systems
Scale AISan Francisco, California, United States
Posted October 28, 2025
197000 - 246000 USD year
Full Time
About the Company
Scale AI accelerates the development of AI applications by providing the best data and tools. The Scale Generative AI Platform customizes powerful base models using enterprise data, while the Scale Data Engine offers comprehensive solutions for collecting, curating, annotating, and evaluating high-quality data. Trusted by leading tech companies and government agencies, Scale stands out with its world-class RLHF, safety, and alignment technologies.
Job Description
Scale is seeking a Machine Learning Research Engineer to join the Enterprise ML Systems team. The role involves building and optimizing training and inference frameworks, collaborating with teams, and researching state-of-the-art technologies. This position focuses on deploying agent RL training algorithms and integrating them with client use cases.
Requirements
- At least 1-3 years of LLM training in a production environment
- Passionate about system optimization
- Experience with post-training methods like RLHF/RLVR
- Proficiency in CUDA, Pytorch, transformers, flash attention, etc.
- Strong software engineering skills
Benefits
- Comprehensive health, dental and vision coverage
- Retirement benefits
- Learning and development stipend
- Generous PTO
- Commuter stipend