Senior Software Engineer - Infrastructure

Job Overview

We’re an applied AI lab building coding agents. Julius executes ~1M lines of code every 36 hours for 1M+ users and has generated 3M+ visualizations. All code runs in isolated remote containers that we manage. We’re revenue‑generating and backed by AI Grant and founders from Vercel, Notion, Perplexity, Palantir, Replit, Zapier, Intercom, and Dropbox.

Key Responsibilities

• Design and operate secure, multi‑tenant container infrastructure with fast startup and smart autoscaling.
• Ship on‑prem/private cloud deployments (Helm/Terraform) with SSO, network controls, and audit logging.
• Drive observability (metrics, traces, logs) with clear SLOs; lead incident response.
• Optimize images, scheduling, networking, and cost; build fair‑use and rate‑limiting controls.

Required Qualifications

Production Kubernetes and container internals (Docker/containerd); strong networking fundamentals. Cloud (AWS/GCP/Azure) and IaC (Terraform/Helm). Monitoring/Logging (Prometheus, Grafana, OpenTelemetry, ELK/Vector). Security best practices for containerized, multi‑tenant systems.

About Julius AI

Small, senior team; massive impact surface; hard infra problems at meaningful scale.