Brainco

AI Platform Engineer, Agentic Engineering

San Francisco, California, United StatesFull timePosted 12 days ago
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ABOUT BRAIN CO.

Brain Co. is an applied AI startup co-founded by Jared Kushner and Elad Gil, and backed by leading Silicon Valley builders including Patrick Collison and Andrej Karpathy.

We are building AI applications for the world’s most important institutions, delivering impact on real-world problems across governments, healthcare systems, and critical industries.

Our progress so far:

- Automated construction permitting for a sovereign government → 80% faster, unlocking $375M+ in value

- Optimized supply chains for a leading global energy company → 30% lower cost, 99% reliability, preventing $100M+ in losses

- Streamlined hospital patient care across national health systems → 40% better outcomes, 80% less admin work

Company momentum:

- Raised a $55M Series A from leading investors

- Built a team of 70+ AI experts from Tesla, Google DeepMind, NVIDIA, and Databricks

At Brain Co., we focus on applying frontier AI to real institutional challenges, working alongside governments, healthcare systems, and critical industries to modernize how essential services operate.

We are looking for leaders who want to help bring new technology into institutions that impact millions of people.

ABOUT THE ROLE:

You'll join the team that builds and enables agentic workflows across Brain Co. For every engineer, operator, and business team internally, and for the production AI systems we deploy to governments, healthcare systems, and critical industries. This is a platform role at the center of the company's agent-first strategy: you'll build foundational systems used by every engineering team, and the bar is product-grade because the entire company depends on them.

WHAT YOU’LL WORK ON:

- Own the foundations of how LLMs are used across the company: cost visibility and controls, data privacy, identity and access, routing, and the security posture around all provider traffic.

- Design the sandboxing, orchestration, audit, and guardrail layers that product te...