Open-Source Frontier AI Platform Engineer

Primeintellect; San Francisco (CA); On-site; USD 150,000 - 300,000; Full time

Benefits offered by this job

In-person SF collaboration

Visa sponsorship

Relocation assistance

Professional development budget

Off-sites and conferences

Job summary

Prime Intellect, a San Francisco–based startup, is building open frontier AI infrastructure and the Prime Agent open-source coding and research agent. You will own features end-to-end, from design through deployment and monitoring, contributing to the pace of an early-stage company tackling cutting-edge AI challenges.

This in-person role at our San Francisco office is not remote. Visa sponsorship and relocation support are provided to successful candidates.

Qualifications

• Strong software engineering skills in TypeScript and Python.
• Experience building developer tools, dashboards, platform products, and working with agent harnesses.
• Strong product judgment and attention to user experience, with the ability to turn complex capabilities into intuitive workflows.
• Experience building reliable systems with asynchronous execution and real-time interactions.
• Awareness of frontier models and tooling, and translating that into product decisions.
• Bias toward shipping, ownership of production code, and pragmatic engineering judgment.

Responsibilities

• Build intuitive interfaces for working with agents and managing their tasks.
• Own features end-to-end, from design through deployment and operation.
• Work with users to understand their needs and turn feedback into product improvements.
• Collaborate with teams to build cloud agents, self-improving loops, and integrations for traces and post-training.
• Work with researchers to turn new agent capabilities into reliable product features.
• Contribute to internal tooling, automation, and developer experience improvements.

Skills

TypeScript

Python

Developer tools

Dashboards

Agent harnesses

Product mindset

Async systems

Real-time

frontier AI awareness

Ownership

Tools

Open-source

Job description

Prime Intellect, a San Francisco–based startup, is building open frontier AI infrastructure and the Prime Agent open-source coding and research agent. You will own features end-to-end, from design through deployment and monitoring, contributing to the pace of an early-stage company tackling cutting-edge AI challenges.

This in-person role at our San Francisco office is not remote. Visa sponsorship and relocation support are provided to successful candidates.