Founding Engineer, Infrastructure

About the Role Join an early-stage B2B software company as its first infrastructure hire, owning the platform that runs an agentic integration product. You will work closely with the founders, establish the foundations for the infrastructure team, and help grow into a leadership role. What You'll Do Build and operate a durable integration runtime with sandboxed execution and self-healing capabilities. Develop infrastructure for coding agents that write, test, and deploy integration code in production. Design observability across integrations and agents, including logs, metrics, and tracing. Build and maintain a single-tenant, self-hostable deployment option. Set engineering patterns for future infrastructure hires and contribute to hiring and team leadership. Own the infrastructure and platform domain end to end, shipping and debugging production systems. What We're Looking For Three to nine years of professional software engineering experience, including at least three years in a fast-paced, high-growth startup environment. A completed or in-progress degree in engineering, computer science, or a quantitative field from a strong technical university. A software engineering and cloud infrastructure background, with hands-on experience owning and scaling production infrastructure. Production experience operating and debugging Kubernetes, plus familiarity with AWS, Docker, TypeScript, and PostgreSQL. Experience designing production observability across logs, metrics, and tracing. Effective use of AI coding agents, with sound judgment in maintaining production-quality software. Experience with self-hosted, single-tenant product deployments is beneficial. Compensation & Benefits Base salary is $175,000 to $300,000 annually. Visa sponsorship is available. Location On-site in San Francisco, California, five days per week. US-based candidates with a concrete relocation plan may also be considered.