Julius AI
Software Engineer - Infrastructure (Mid - Senior)
$150K–$200K
San Francisco, CA · Senior · Full-time · Posted May 21, 2026
About the job
Build and scale secure, reliable code-execution sandbox infrastructure across cloud environments for Julius AI.
What you'll do
- Design and operate multi-tenant container infrastructure, including startup performance and autoscaling.
- Deploy cloud infrastructure with Helm and Terraform, including SSO, network controls, and audit logging.
- Improve observability, reliability, security, performance, and cost; lead incident response.
What they ask for
- Production Kubernetes and container internals (Docker/containerd), with strong networking fundamentals.
- Experience with cloud platforms (AWS/GCP/Azure) and infrastructure as code (Terraform/Helm).
- Monitoring and logging experience with Prometheus, Grafana, OpenTelemetry, or ELK/Vector.
- Security best practices for containerized, multi-tenant systems.
Nice to have
- Experience with gVisor/Kata/Firecracker, Cilium/eBPF, GPU scheduling, or serverless autoscaling (KEDA/Knative/Karpenter).
- Built an AI side project and enjoys tinkering with LLMs.
Pay
$150K – $200K USD base salary
Tools
Kubernetes, Docker, containerd, AWS, GCP, Azure, Terraform, Helm
AI focus
Build infrastructure that runs code for Julius AI’s coding-agent product; an AI side project and LLM tinkering are nice-to-haves.
Model-written summary · the original posting is authoritative