Anthropic
Staff Software Engineer, Search
$320K–$405K
San Francisco, CA +2 · Staff · Full-time · Posted Sep 11, 2026
- Location
- San Francisco, CA
New York City, NY
San Francisco, California, United States - Experience
- 5+ years building complex distributed systems in production; the logistics section says required years correlate with internal job level requirements.
- Education
- Bachelor’s degree or an equivalent combination of education, training, and/or experience; field relevant to the role as demonstrated through coursework, training, or professional experience.
- Visa sponsorship
- Visa sponsorship is available, but not guaranteed for every role or candidate; if an offer is made, Anthropic will make every reasonable effort to obtain a visa.
About the job
Design and build Anthropic’s search platform to help Claude retrieve information, while improving search quality, accuracy, and efficiency.
What you'll do
- Build core search systems with engineers and researchers.
- Establish metrics and tooling to measure and improve search quality.
- Improve search algorithms and indexing mechanisms.
What they ask for
- 5+ years building complex distributed systems in production.
- Solid grasp of search fundamentals: indexing, retrieval, and ranking.
- Strong coding skills in Python, Go, Java, or similar languages.
- Hands-on experience with high-volume data processing architectures.
Pay
$320,000 — $405,000 USD (base salary)
Tools
Python, Go, Java
AI focus
Build search capabilities that power Claude’s access to and retrieval of information.
Model-written summary · the original posting is authoritative