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Staff+ Software Engineer, Claude App Infrastructure

Anthropic· Software Engineering - Infrastructure
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Hybrid (San Francisco, CA), Hybrid (New York City, NY), Hybrid (Seattle, WA)$320k - $485kFull-timePosted 9mo ago

About the role

Staff+ Software Engineer focused on Claude App Infrastructure, owning reliability, experience, and agentic capabilities of claude.ai. Platform team responsible for scalable serving architecture, conversation experience, and enabling product teams to ship into claude.ai safely and rapidly, with an emphasis on building the agentic layer for task execution, personalization, browser use, and server-side tools.

Responsibilities

  • Design and build sandboxed compute environments where Claude can safely execute code, access tools, and interact with external services
  • Build state management systems for long-running agent tasks, handling checkpoints, recovery, and resumption across failures
  • Develop authentication and authorization frameworks for delegated access, so Claude can act on behalf of users securely
  • Create observability and debugging tools for agent execution, so we understand what Claude did, why, and how to make it better
  • Partner closely with product and research teams to define what's possible and ship it

Qualifications

  • Experience building distributed systems, infrastructure, or platform services at scale
  • Comfort building cloud native infrastructure on GCP, AWS, or Azure
  • Experience with containers, sandboxing, or secure execution environments (e.g., gVisor, Firecracker, V8 isolates)
  • Write clean, maintainable code in Python, Go, Rust, or a similar language
  • Care about security, isolation, and building systems that fail safely

Skills

Required:Distributed systemsCloud native infrastructureContainers / sandboxing / secure executionProgramming languages

Benefits

  • Competitive compensation and benefits
  • Generous vacation and parental leave
  • Flexible working hours
  • Optional equity donation matching
  • Lovely office space
Last updated Jul 8, 2026. Interested? Apply on the company site.

About Anthropic

building reliable, interpretable, and steerable AI systems

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

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