Metis · 3 months ago
Research Engineer
San Francisco, CA
Full-time
Onsite
Senior Level
$200K/yr - $1,000K/yrMetis is a company focused on building reliable AI agents through post-training. As a Research Engineer, you will work on developing autonomous post-training systems, conducting large-scale experiments, and enhancing algorithms for AI learning from various data sources.
Artificial Intelligence (AI)Electronic Design Automation (EDA)Market ResearchSaaS
Responsibilities
Research and help build an autonomous post-training agent leveraging the Mantis platform
Design and execute large-scale experiments on synthetic data generation and algorithmic architecture
Develop and refine methods for reinforcement learning, reward modeling, and human feedback integration
Collaborate cross-functionally with Core and Platform Engineering to deploy and evaluate models in production settings
Publish or contribute to leading-edge research in the post-training domain
Use tooling and compute efficiently to iterate on experimental pipelines and accelerate research velocity
Qualification
Required
Deep experience in machine learning, preferably reinforcement learning, post-training, or alignment research
Demonstrated research contributions; ideally published papers (ICML, NeurIPS) or public implementations
Strong proficiency in Python and ML frameworks (PyTorch, JAX, or TensorFlow)
Comfort with distributed training, high-throughput data pipelines, and large-scale experiment management
Ability to reason independently, formulate hypotheses, and run experiments from idea → insight → product impact
Benefits
Significant Equity
Full medical, dental, and vision
Wellness & L&D stipend
Equinox membership
Breakfast, lunch, and dinner provided (Unlimited Doordash)
$25,000 housing stipend
Company
Metis
Metis is an AI based research oriented firm offering AI agents for digital work tasks.
Founded in 2025
11-50 employees
Funding
Current Stage
Early StageTotal Funding
$0.5MKey Investors
Y Combinator
2025-09-09Pre Seed· $0.5M
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