Anthropic
Staff + Sr. Software Engineer, Cloud Inference
$320K–$485K
San Francisco, CA +4 · Staff · Full-time · Posted Sep 28, 2026
- Location
- San Francisco, CA
Seattle, WA
New York, New York, United States
San Francisco, California, United States
Seattle, Washington, United States - Experience
- Significant software engineering experience; years required correlate with internal job level requirements. Prior inference or ML experience is not required.
- Education
- Bachelor’s degree or an equivalent combination of education, training, and/or experience; relevant field demonstrated through coursework, training, or professional experience.
- Visa sponsorship
- Visa sponsorship is available, but not for every role or candidate; if an offer is made, Anthropic will make every reasonable effort to obtain a visa.
About the job
Build and operate backend services and infrastructure for serving Claude across cloud providers, optimizing reliability, performance, and inference costs at scale.
What you'll do
- Design and own multi-cloud backend services, infrastructure, and abstractions for Claude inference.
- Build deployment automation and collaborate with internal teams and cloud providers to launch platforms and resolve operational issues.
- Improve capacity planning, autoscaling, routing, observability, and cost and performance across providers.
What they ask for
- Significant software engineering experience with high-performance, large-scale distributed systems serving millions of users.
- Experience building or operating services on AWS, GCP, or Azure, with exposure to Kubernetes, Infrastructure as Code, or container orchestration.
- Experience working with external partners to align goals and deliver impact.
- Ability to collaborate cross-functionally, learn new technologies quickly, and own problems end-to-end.
Nice to have
- Direct experience scaling infrastructure or products across multiple cloud service providers.
- Experience with capacity management, cost optimization, resource planning, multi-region deployments, or global traffic management; proficiency in Python or Rust.
Pay
$320,000 — $485,000 USD (base salary)
Tools
AWS, GCP, Azure, Kubernetes, Infrastructure as Code, Python, Rust
AI focus
Serve Claude inference across cloud platforms, supporting reliable launches of frontier models and features while meeting safety, performance, and security standards.
Model-written summary · the original posting is authoritative