Software Engineer, Site Reliability (SRE)

The role

You will define and build the foundation of reliability, observability, and scalability across Sierra's AI-driven infrastructure. You will partner with core engineering and product teams to ensure systems are highly available and efficient.

What you will do

• Own Sierra's observability stack including monitoring, alerting, logging, and tracing
• Partner with product and platform engineers to design reliable and scalable systems
• Design and implement scalable, reliable, and secure cloud infrastructure using Terraform and AWS
• Improve the reliability and scalability of LLM deployments
• Lead improvements to deployment pipelines, CI/CD tooling, and incident management processes
• Define the foundation of SRE practices at Sierra

Required qualifications

• 5+ years of hands-on experience in Site Reliability or Infrastructure engineering roles for complex SaaS or cloud-based systems
• Experience designing for availability, scalability, and reliability at both infrastructure and application layers
• Deep experience with Terraform, AWS services, container orchestration, and cloud networking including IAM and VPC architecture
• Strong background in observability systems such as Prometheus, Grafana, Datadog, or similar
• Experience working with enterprise customers and familiarity with their compliance and networking needs along with integration patterns
• Comfortable working in fast-moving environments and collaborating across product, ML, and core engineering teams
• Degree in Computer Science or a related field, or equivalent professional experience

Nice to have

• Experience with LLM infrastructure
• Past experience in an early-stage startup environment
• Familiarity with incident management automation or self-healing infrastructure patterns

Benefits

• Flexible (unlimited) paid time off
• Medical, dental, and vision benefits for you and your family
• Life insurance and disability benefits
• Retirement plan dependent on country of employment
• Parental leave
• Fertility and family building benefits
• Lunch, snacks and coffee when working onsite
• Discretionary benefit stipend
• Free alphorn lessons
• Equity plans for eligible full-time employees

About the company

Sierra is a platform for customer-facing AI agents working with brands like The GAP, Rocket Mortgage, SoFi, Sutter Health, and SoftBank. The company is primarily an in-person company based in San Francisco.