Drimva

Raydar

Machine Learning Research Scientist

$200K–$450K

San Mateo, California · Full-time · Posted Oct 27, 2026

Education
MS or PhD in computer science, machine learning, AI, or a quantitative field, or equivalent research experience.

About the job

Develop research systems that generate and test ideas, applying reinforcement learning and post-training to large language models and moving successful methods into shipped software.

What you'll do

  • Develop systems to propose, test, and refine research ideas.
  • Collaborate with software engineers to turn experimental methods into dependable software.
  • Apply reinforcement learning and post-training to large language models to automate parts of research workflows.

What they ask for

  • MS or PhD in computer science, machine learning, AI, or a quantitative field, or equivalent research experience.
  • Record of publishing in leading AI venues or comparable experience at an industry research lab.
  • Proficiency developing neural network models with gradient-based and reward-based methods, beyond wrapping hosted LLM APIs.
  • Strong Python skills and ability to ship production code independently.

Nice to have

  • Experience at a frontier AI lab or top AI research team.
  • Background operating large multi-accelerator compute jobs or machine learning pipelines at scale.

Pay

$200K - $450K (base salary)

Tools

Python, large language models, neural network models

AI focus

Use reinforcement learning and post-training on large language models to automate parts of the research workflow.

Model-written summary · the original posting is authoritative

First seen Oct 30, 2026 · Last verified Nov 5, 2026 (UTC)