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Software Engineer, Infrastructure

Sierra· Engineering
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San Francisco, CA$230k - $390kFull-timePosted 4mo ago

About the role

Software Engineer focused on designing, building, and maintaining core infrastructure to enable Sierra's AI platform, with emphasis on reliability, scalability, security, and observability of cloud infrastructure and CI/CD pipelines.

Responsibilities

  • Ensure the reliability, scalability, and performance of our platform and LLM inference serving as we rapidly grow traffic.
  • Build and maintain cloud infrastructure using Terraform to ensure scalable, secure, and reproducible environments.
  • Create and maintain a self-serve infrastructure platform that enables the rest of engineering to deploy and operate services.
  • Own and evolve CI/CD pipelines and release management, enabling fast, reliable deployments for Sierra’s platform.
  • Architect and operate distributed systems that leverage distributed databases, retrieval systems, and ML models.
  • Develop and maintain core data serving abstractions along with authentication and security features (SSO, RBAC, authentication controls).
  • Navigate and integrate our stack with enterprise customer environments in scalable and maintainable ways.
  • Enhance observability tooling (metrics, logging, tracing) to provide deep visibility into platform health and performance.
  • Lead and participate in incident management, improving system resilience through proactive monitoring, root cause analysis, and postmortems.

Qualifications

  • Strong software engineering background with 5–7+ years of hands-on development experience in highly technical products.
  • A strong inclination towards building automation, tooling, and platform, along with designing maintainable systems.
  • Proven experience with cloud platforms (AWS, GCP, or Azure) and infrastructure as code (Terraform preferred).
  • Hands-on expertise in CI/CD systems, release management, and container orchestration (e.g., Docker, Kubernetes).
  • Experience with observability tools (Prometheus, Grafana, Datadog, OpenTelemetry, etc.).
  • Experience in incident response and operating distributed systems in production.
  • Degree in Computer Science or related field, or equivalent professional experience

Skills

Required:Cloud platformsInfrastructure as CodeCI/CDObservabilityIncident management

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 through Carrot
  • Lunch, snacks and coffee
  • Discretionary benefit stipend
  • Free alphorn lessons
Last updated Sep 16, 2026. Interested? Apply on the company site.
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About Sierra

Better customer experiences. Built on Sierra.

Sierra helps businesses build better, more human customer experiences with AI.

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Company profileWebsite

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