Staff+ Software Engineer Backend

AI safety and research company building reliable, interpretable, and steerable AI systems, including the Claude product family and developer platform.

Series F+Recently funded0 current maintainers0 active leads
San Francisco, United States
About Anthropic

Anthropic PBC develops frontier AI systems and deploys them through Claude products and the Claude Platform, with a stated focus on safety, interpretability, and steerability.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will independently scope and deliver complex backend projects, make architectural decisions that improve reliability and scalability, and stay hands-on with code. You will align product, engineering, and research stakeholders, translate model improvements into products, and help peers operate and grow effectively.

Requirements

  • 8+ years of relevant backend or product engineering experience
  • Experience leading complex multi-month projects or teams as a technical lead
  • Strong coding fundamentals
  • Experience with backend systems, APIs, and integrations
  • Experience designing and delivering large-scale production backend systems
  • Experience with distributed systems, API design, and cloud infrastructure
  • Ability to align technical and non-technical teams
  • Bachelor’s degree or equivalent education, training, or experience

Responsibilities

  • Lead complex backend projects from scoping through delivery
  • Design scalable and reliable backend systems
  • Make architectural decisions for high-adoption products
  • Build backend systems, APIs, and integrations
  • Align product, engineering, and research stakeholders
  • Translate model improvements into shipped products
  • Improve operational processes and system reliability
  • Mentor peers and support their growth

Benefits

  • Optional equity donation matching
  • Generous vacation
  • Parental leave
  • Flexible working hours