# Staff+ Software Engineer, Claude Managed Agents

**Company:** [Anthropic](https://hotfix.jobs/companies/anthropic)
**Location:** San Francisco, CA, New York, NY
**Role:** Backend Engineering
**Salary:** $405k – $485k/yr
**Experience:** 8+ years
**Skills:** Distributed Systems, Backend Engineering, Infrastructure, API Design, Claude, Llm Orchestration, Agent Harnesses, Event Streaming, Storage Systems, Sandbox Orchestration, Container Runtimes, Multi-Tenant Isolation, Observability, Tracing, Workflow Engines
**Posted:** 2026-08-20

> Build and operate Claude Managed Agents, a production platform for long-running autonomous agents. The role requires 8+ years of backend, distributed systems, or infrastructure experience, strong API and product judgment, and expertise in reliable, stateful systems.

## Job Description

## Responsibilities
- Scale Claude Managed Agents, including durable session and event storage, sandbox orchestration, streaming, scheduling, and multi-tenant isolation.
- Design and operate long-lived, stateful agent sessions across Anthropic-hosted sandboxes, customer infrastructure, and other clouds.
- Evolve the agent harness for tool calls, context management, memory, error recovery, and model-generation changes.
- Build evaluation infrastructure to measure harness quality against research baselines and customer workloads.
- Ship capabilities such as outcome-driven execution, multi-agent orchestration, memory, observability, and tracing.
- Design durable APIs for agents, environments, sessions, vaults, and event streams, including versioning, SDK, and CLI ergonomics.
- Own systems end to end from design through deployment, operations, on-call, and iteration.
- Partner with product, research, developer experience, and go-to-market teams on new platform capabilities.

## Requirements
- Minimum **8 years** of practical experience as a backend, distributed systems, or infrastructure engineer.
- Experience building and operating stateful, long-running, or high-throughput production systems.
- Strong understanding of durability, consistency, failure modes, reliability, latency, and cost efficiency.
- Strong product sense and API design skills.
- Comfort with 0-to-1 work, ambiguity, cross-functional collaboration, and full ownership.
- Experience using Claude or other AI tools as part of software development.
- Commitment to safe, high-quality systems used by other engineers and businesses.
- Bachelor’s degree or equivalent combination of education, training, and experience in a relevant field.

## Nice-to-haves
- Experience building agent harnesses, agent frameworks, or LLM orchestration layers.
- Experience with tool execution, context management, memory, or multi-agent coordination.
- Experience with AI or ML platforms, model serving, inference infrastructure, or AI-driven development.
- Experience building evaluation or benchmarking infrastructure for LLM or agent systems.
- Experience with durable execution, workflow engines, sandboxed code execution, or container runtimes.
- Experience shipping public developer platforms, APIs, or SDKs used by external developers at scale.

## Compensation and Benefits
- Annual salary range: **$405,000–$485,000 USD**.
- Hybrid policy: staff are currently expected to work from an office at least 25% of the time.
- Visa sponsorship is available for eligible roles and candidates.

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