Senior / Staff Software Engineer - Autonomous Agent Infrastructure

Anthropic PBC

San Francisco, CA

JOB DETAILS
SKILLS
Amazon Web Services (AWS), Application Programming Interface (API), Artificial Intelligence (AI), Artificial Intelligence (AI) Agents, Authentication, Building Systems, Cloud Computing, Computer Programming, Computer Systems, Debugging Tools, Distributed Computing, Environmental Management Systems, File Management, GCP (Good Clinical Practices), Go Programming Language (Golang), Microsoft Windows Azure, Python Programming/Scripting Language, Rust Programming Language, Software Engineering
LOCATION
San Francisco, CA
POSTED
30+ days ago

About the Role

Were building the infrastructure that enables Claude to act in the world-booking travel, writing code, calling APIs, managing files, and completing multi-step tasks autonomously. This is foundational work for the next generation of AI capabilities.

The Agent Infrastructure team designs and operates the execution environments, state management systems, and security boundaries that make autonomous AI agents safe and reliable. Youll work at the intersection of distributed systems, security engineering, and product-building systems that dont exist anywhere else in industry.

This is a high-priority initiative. The problems are hard, the scope is greenfield, and the impact is immediate.

What Youll Do

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-enabling Claude to act on behalf of users securely.

Create observability and debugging tools for agent execution-understanding what Claude did, why, and how to make it better.

Partner closely with product and research teams to define whats possible and ship it.

You May Be a Good Fit If You

Have 6+ years of experience building distributed systems, infrastructure, or platform services at the hyper scale.

Comfortable building Cloud Native infrastructure on GCP, AWS, or Azure.

Care deeply about security, isolation, and building systems that fail safely.

Have experience with containers, sandboxing, or secure execution environments (e.g., gVisor, Firecracker, V8 isolates).

Are comfortable with ambiguity-this is greenfield work, and youll help define the architecture.

Write clean, maintainable code in Python, Go, Rust, or similar.

Want to work on problems that dont have existing playbooks.

Strong Candidates May Have

Experience building multi-tenant execution platforms or serverless infrastructure.

Background in security engineering, sandboxing, or isolation technologies.

Familiarity with workflow orchestration systems (Temporal, Airflow, Step Functions).

Experience with state machines, checkpointing, or durable execution patterns.

Low-level systems experience (Linux internals, eBPF, container runtimes).

About the Company

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Anthropic PBC