Explore Proximal AI careers and hiring status. Find jobs at Proximal AI and official application links when roles are open. Funding stage: Seed. Headcount: 1-10. Proximal is a San Francisco research lab and data company building high-fidelity, long-horizon RL environments and training data for frontier coding agents. It argues the bottleneck for frontier-model data is research systems rather than domain experts, and it publishes FrontierSWE, an open-source ultra-long-horizon software-engineering benchmark that current frontier models largely fail. The team was founded by Justus Mattern, Calvin Chen, and Navid Pour.
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Proximal AI is a Seed stage AI startup, founded in 2026. It has no open roles listed at the moment; new Proximal AI openings are tracked daily. Source: Fast AI Jobs company dataset, updated Sep 2026.
Company profile last updated on Aug 18, 2026.
Proximal AI careers and hiring status: no open roles are currently listed here, but you can review the company profile and check the official career page for the latest openings. Official careers page
Proximal AI is an ai infrastructure company. Proximal is a San Francisco research lab and data company building high-fidelity, long-horizon RL environments and training data for frontier coding agents. It argues the bottleneck for frontier-model data is research systems rather than domain experts, and it publishes FrontierSWE, an open-source ultra-long-horizon software-engineering benchmark that current frontier models largely fail. The team was founded by Justus Mattern, Calvin Chen, and Navid Pour.
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Candidate questions
Proximal is a San Francisco research lab and data company building high-fidelity, long-horizon RL environments and training data for frontier coding agents. It argues the bottleneck for frontier-model data is research systems rather than domain experts, and it publishes FrontierSWE, an open-source ultra-long-horizon software-engineering benchmark that current frontier models largely fail. The team was founded by Justus Mattern, Calvin Chen, and Navid Pour.
Proximal AI does not have open roles listed on our platform right now. Visit the official company website or career page for the latest openings, or subscribe to get notified when new roles are posted.
Proximal AI reports an employee count of 1-10.
Proximal AI was founded in 2026.
Proximal AI is associated with Machine Learning, Generative AI, Agents, Developer Tools, Data Platform, Infrastructure, and other related technologies.
No positions are currently listed on our platform. Visit Proximal AI's official career page to check for remote and international opportunities.
Company context
Proximal AI is a Seed stage AI startup, founded in 2026. It has no open roles listed at the moment; new Proximal AI openings are tracked daily. Source: Fast AI Jobs company dataset, updated Sep 2026.