Senior / Staff+ Software Engineer - Autonomous Agent Infrastructure
Staff+ engineer building the agentic infrastructure layer for claude.ai: sandboxed execution, stateful task orchestration, and secure delegated access at scale.
Key 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
Minimum 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
Preferred Qualifications
- Comfort with ambiguity and greenfield work where you help shape the architecture
- Interest in problems that don't have existing playbooks
- 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)
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