Staff+ Software Engineer, Backend

Anthropic
San Francisco, New York, Seattle
Workplace: OnsiteFull timeUSD 405,000 - 485,000 annuallyFunction: Software EngineeringExperience: 8+ yearsEducation: bachelorsSkills: ["Communication","Leadership","Problem-solving","Mentoring","Collaboration"]

Seasoned backend engineer to own scalable backend systems powering Anthropic’s API, Claude Code, and Claude.ai. You’ll lead multi-month projects, make architectural decisions for reliability and scale, collaborate with product, research, and inference teams, and stay hands-on with code and models to deliver robust, high-impact backend capabilities for hundreds of thousands of users.

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Anthropic
Anthropic
5 months ago

Staff+ Software Engineer, Backend

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 8 hours agoStatus: Live

Job Summary

Seasoned backend engineer to own scalable backend systems powering Anthropic’s API, Claude Code, and Claude.ai. You’ll lead multi-month projects, make architectural decisions for reliability and scale, collaborate with product, research, and inference teams, and stay hands-on with code and models to deliver robust, high-impact backend capabilities for hundreds of thousands of users.
Location: San Francisco, New York, Seattle
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Sr. Manager level

Key Responsibilities

  • •Own the backend systems powering the Claude API, Claude Code, and Claude.ai with a focus on reliability, performance, and scalability
  • •Lead multi-month projects and steer architectural decisions that affect systems serving hundreds of thousands of users
  • •Collaborate across product, peer engineering teams, and research to identify capability gaps and translate frontier model improvements into shipped products
  • •Design processes that prevent repeat failures and enable the team to operate effectively in a fast-moving environment while staying hands-on with code and models
  • •Partner with inference, safeguards, and enterprise Foundations to productionize new capabilities and support enterprise deployments

Pay and Benefits

Salary: USD 405,000 - 485,000 annually
Perks:Paid LeaveParental Leave

Key Requirements

  • •8+ years of relevant experience as a backend or product engineer, with a track record of leading complex, multi-month projects or teams as a tech lead or equivalent
  • •Strong coding fundamentals and are comfortable working across backend systems, APIs, and integrations — and can reach into the frontend when needed to ship an effective solution
  • •Experience with distributed systems, API design, and cloud infrastructure at scale
  • •Led the design and delivery of large-scale backend systems in production powering high-adoption B2B or consumer-facing products
  • •Experience driving alignment across technical and non-technical teams; you communicate clearly, influence technical decisions beyond your immediate team, and help others ramp effectively on your systems
Experience:8+ yearsEnterprise SaaSAPIsBackendCloud
Education:Bachelor's
Skills:CommunicationLeadershipProblem-solvingMentoringCollaboration
Languages:English
Tech Stack:APIsCloudDistributed systemsInferenceRetrievalLLMs

Company Brief

Anthropic
Develops large-scale AI systems and safety research to create reliable, steerable, and interpretable AI assistants and models for commercial and research applications.
Industry: AI & Machine Learning
Company Size: Enterprise (1,001+ employees)
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series C
Headquarters: San Francisco, United States
Founded: 2021
WebsiteLinkedIn