Software Engineer, Compute Infra

The role

You will build sandbox infrastructure that provides VMs for coding agents, Grok Bot, and reinforcement learning. You will own developing a cloud for agents, including the virtualization layer, control plane scaling, and the networking/connectivity layer.

What you will do

• Rearchitect the control plane and scheduler to support 1 million concurrent VMs per cluster
• Build a ublk block device that can dedupe, lazy load, and efficiently snapshot VM data
• Design an egress proxy and network isolation to securely filter, monitor, and route agent traffic
• Design resilient systems that can operate across a mixture of cloud and on-premise datacenters

Required qualifications

• Bachelor's degree in computer science, engineering, math, or scientific discipline; OR 2+ years of professional experience building software in lieu of a degree
• Must be able to work in person at the San Francisco or New York office

Nice to have

• Experience building compute orchestration (e.g. Kubernetes, Mesos)
• Experience building and operating large fleets of VMs or isolated sandboxes
• Experience with the Linux kernel and virtualization technologies
• Interest in the infrastructure primitives that future agents will require

Benefits

• Equity
• Comprehensive medical, vision, and dental coverage
• Access to a 401(k) retirement plan
• Short & long-term disability insurance
• Life insurance
• Various other discounts and perks

About the company

SpaceXSI is building Super Intelligence to help humanity understand the universe. Their teams are building the full Super Intelligence stack, from Colossus supercomputers to Grok models and applications.