Senior/Staff Infrastructure Engineer

About the role

Build the infrastructure powering hundreds of thousands of applications.

Tasks

• Own infrastructure reliability, uptime, scaling, and production operations.
• Design and operate systems supporting long-running workflows and AI-driven applications.
• Build and manage workflow orchestration platforms (Temporal, Cadence, AWS Step Functions, or similar).
• Manage cloud infrastructure using Terraform or CDK.
• Scale and optimize production databases including PostgreSQL, Redis, and ClickHouse.
• Partner with leadership to drive architecture decisions and technical strategy.
• Leverage modern AI development tools to improve engineering productivity.

Requirements

• 2-10 years of infrastructure, backend, or platform engineering experience.
• Hands-on experience with Temporal, Cadence, AWS Step Functions, or similar workflow orchestration platforms.
• Hands-on experience with Terraform or CDK.
• Hands-on experience with Kubernetes, Docker, AWS, or large-scale cloud infrastructure.
• Strong database design, scaling, and performance optimization experience.
• Proven ownership of major production systems or product modules.
• Startup experience is required.
• At least 1 year working in a fast-growing startup environment (ideally under 150 employees).
• Founder, founding engineer, YC, or early-stage startup experience is highly preferred.
• AI infrastructure experience.
• GPU workloads, model serving.

Schedule

• This role is primarily onsite (5 days/week).

Location

• San Francisco, CA
• San Francisco Bay Area candidates strongly preferred.