Physical Intelligence
ML Engineer, Platform
San Francisco · On-site · Full-time · Posted Oct 9, 2026
About the job
Build and operate the developer platform and model APIs that let external users upload data, fine-tune and evaluate models, and run low-latency inference for robots.
What you'll do
- Develop Pi’s model API and partner-facing tools, covering data ingestion, fine-tuning, evaluation, inference, and deployment integrations.
- Design scalable, reliable, multi-tenant infrastructure and operate low-latency inference systems.
- Work with researchers and partners to turn model capabilities and platform feedback into stable APIs, tooling, and product improvements.
What they ask for
- Strong software engineering fundamentals and experience building production systems.
- Deep backend and systems experience across APIs, services, databases, caching, distributed systems, and infrastructure.
- Experience building and scaling developer platforms.
- Familiarity with production machine-learning systems and strong Python skills.
Nice to have
- Experience with low-latency or real-time systems, model-serving or inference infrastructure, or developer platforms.
- Familiarity with the listed stack or experience with security, authentication, authorization, or multi-tenant infrastructure.
Tools
Python, Postgres, ClickHouse, GCP, Kubernetes, Modal, React, TypeScript
AI focus
Build a platform for data ingestion, model fine-tuning and evaluation, and low-latency inference of AI models controlling robots.
Model-written summary · the original posting is authoritative