Platform Infrastructure Engineer for Scalable AI Gateways

Arena; San Francisco (CA); On-site; USD 140,000 - 230,000; Full time

Job summary

Arena Intelligence is seeking a Software Engineer - Platform to build the core infrastructure beneath our online evaluation systems—the AI gateways, automated arena runtimes, and the serving layers that enable real-world model evaluation at scale.

You will join an early infrastructure team, work closely with researchers and engineers, and help ensure the system remains scalable, reliable, and fair under heavy load as we expand enterprise usage.

Responsibilities

• Build core infrastructure for online evaluation systems, including AI gateways and runtimes.
• Ensure scalable, reliable infrastructure to handle bursty traffic and diverse models.
• Collaborate with researchers and engineers to ship infra features.

Job description

Arena Intelligence is seeking a Software Engineer - Platform to build the core infrastructure beneath our online evaluation systems—the AI gateways, automated arena runtimes, and the serving layers that enable real-world model evaluation at scale.

You will join an early infrastructure team, work closely with researchers and engineers, and help ensure the system remains scalable, reliable, and fair under heavy load as we expand enterprise usage.