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Software Engineer, Infrastructure

SierraSan Francisco, CAEngineering
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Salary
$230K - $390K USD
Job type
Full-time
Posted
5 Jun 2026
Status
Open · checked 7d ago

About this role

Sierra is looking for a Software Engineer, Infrastructure to join its engineering team in San Francisco, CA. This full-time role focuses on building and maintaining the foundational cloud systems that power conversational AI agents for major global brands.

Role Overview

As a Software Engineer, Infrastructure at Sierra, the professional will design and operate the underlying systems that make the enterprise AI platform possible. The position centers on ensuring that cloud environments are secure, high-performing, and reliable as traffic scales. This individual will partner closely with product teams to enable rapid deployment and maintain robust operational health.

Key Responsibilities

Guarantee the reliability, scalability, and performance of the platform and LLM inference serving during rapid traffic growth.
Utilize Terraform to build and maintain secure, reproducible cloud infrastructure.
Design and operate a self-serve platform allowing engineering teams to seamlessly deploy and operate services.
Own CI/CD pipelines and release management strategies for fast and dependable deployments.
Architect and manage distributed systems utilizing distributed databases, retrieval systems, and machine learning models.
Implement core data serving abstractions along with security features such as single sign-on (SSO) and role-based access control (RBAC).
Integrate the platform smoothly with enterprise customer environments.
Upgrade observability tooling, including logging, metrics, and tracing, to monitor platform performance.
Drive incident response, participating in root cause analyses and postmortems to boost system resilience.

Requirements

Possess 5 to 7 or more years of hands-on software development experience with highly technical products.
Demonstrated inclination toward building tooling, automation, and maintainable platform systems.
Proven background working with major cloud platforms such as AWS, GCP, or Azure, alongside infrastructure as code tools like Terraform.
Practical expertise in container orchestration technologies like Docker and Kubernetes, alongside CI/CD systems and release management.
Familiarity with observability platforms such as Prometheus, Grafana, Datadog, or OpenTelemetry.
Practical experience handling incident response and running distributed production environments.
Hold a degree in Computer Science or a related technical field, or possess equivalent professional experience.

Nice to Have

Production-level experience working with machine learning models and large language models (LLMs).
Background in operating SaaS services at scale, distributed systems, and agentic architectures.
Familiarity with authentication and security protocols like OAuth, mTLS, and SSO.
Prior career background in a fast-paced startup environment or an infrastructure-focused team.

Skills and Tools

Cloud Platforms: AWS, GCP, Azure
Infrastructure as Code: Terraform
Container and Orchestration: Docker, Kubernetes
Observability: Prometheus, Grafana, Datadog, OpenTelemetry
Core Protocols: OAuth, SSO, mTLS

Salary and Benefits

Annual salary range between $230,000 and $390,000 USD
Flexible, unlimited paid time off policy
Comprehensive medical, dental, and vision insurance for employees and families
Life insurance and disability benefits
Retirement plan options based on employment country
Parental leave alongside fertility and family building assistance through Carrot
Daily lunch, snacks, and coffee provided at the office
Discretionary benefit stipend and participation in company equity plans
Free alphorn lessons

About the Company

Sierra operates as a leading platform for customer-facing artificial intelligence agents, serving prominent brands like The GAP, Rocket Mortgage, SoFi, Sutter Health, and SoftBank. Co-founded by Bret Taylor and Clay Bavor, the organization is primarily based in San Francisco with a growing international presence. The corporate culture thrives on values defined as Trust, Customer Obsession, Craftsmanship, Intensity, and Family.

How to Apply

Interested candidates should visit the official Sierra careers page to submit an application for this position.

Skills and tech stack

AWSGCPAzureKubernetesDockerLLMTerraform

Questions candidates ask

What is the salary range for this role?

The salary ranges from $230,000 to $390,000 USD per year.

Where is this position located?

This is an in-person role based in San Francisco, CA.

What level of experience is required?

Candidates must have 5 to 7+ years of hands-on software development experience with highly technical products.

What cloud platforms and tools are used?

The tech stack includes AWS, GCP, or Azure, Terraform for infrastructure as code, Kubernetes and Docker for container orchestration, and various observability tools.

What benefits are offered to full-time employees?

Benefits include unlimited paid time off, medical, dental, vision, life and disability insurance, parental leave, family building benefits via Carrot, equity plans, and daily office meals.

Ready to apply?

The application is on the official Sierra careers page.

Apply on company site