Posted on:October 2, 2025

Platform Engineer at Metis, Inc.

Metis, Inc. is hiring a Platform Engineer in San Francisco, CA, US. On-site.

About Metis, Inc.

Metis is an applied-research and product lab that builds a post-training and continual-learning layer for enterprise AI agents. Its platform, Mantis, enables continuous learning from first-party data, and its first product, Insight, turns a company's data, tools, and environments into a continuously learning agent stack. The company focuses on making agentic computing dependable at scale by helping agents learn from a company's own data, improve through practice using reinforcement learning, and get validated against real tasks before production.

Platform Engineer job description

About the Role

As a Platform Engineer at Metis, you’ll join a small, product-driven engineering team building modern infrastructure that powers critical workflows for our own training platform. You’ll own projects end-to-end, designing, building, and shipping production systems that directly impact customers. You’ll write production-grade code, reason about systems holistically, and make decisions that tie directly to business outcomes. You will be moving fast while upholding a high bar for code quality, scalability, and simplicity.

What You’ll Do

  • Help scale and work on a core part of our Mantis Platform
  • Helping to optimize our training stack, work on expanding platform scalability and functionality
  • Write code and leverage AI tools effectively to get the highest quality of work done in the fastest time

Requirements

  • Strong coding fundamentals in at least one modern language (Python, Go, Rust, etc.).
  • Ability to break down ambiguity and ship simple solutions to complex problems.
  • Familiarity with system-design, general coding practices in terminal, and high level thinking

Compensation & Benefits

  • Base: $150,000–$850,000
  • Significant Equity
  • Full medical, dental, and vision
  • Wellness & L&D stipend
  • Equinox membership
  • Breakfast, lunch, and dinner provided (Unlimited Doordash)
  • $25,000 housing stipend

About Metis

Metis helps enterprises and labs build the most reliable AI agents by leveraging post-training. Our platform enables the creation, improvement, and deployment of the most capable frontier agents designed for rigorous, real-world workflows.

Momentum
  • 0 → six-figure monthly revenue in the last six weeks
  • Working with several Fortune 500 enterprises & frontier AI labs
  • Growing 150%+ MoM
Backed by
Y Combinator, CRV, and executives from OpenAI, Google, Mercor, NVIDIA, and others.

Apply now

Applications go straight to Metis, Inc.. We never sit between you and the employer.

Apply now ↗
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