Staff+ Software Engineer, Backend

Anthropic is looking for experienced, product-minded engineers to own the backend systems that power user experiences across our API, Claude Code, and Claude.ai. The successful candidate will lead complex, multi-month projects, drive alignment with product, peer engineering teams, and research, and make architectural decisions that affect the reliability and scalability of systems serving hundreds of thousands of global users.

Requirements

• 8+ years of relevant experience as a backend or product engineer
• Strong coding fundamentals and experience with backend systems, APIs, and integrations
• Ability to drive alignment across technical and non-technical teams
• Experience with distributed systems, API design, and cloud infrastructure at scale
• Ability to navigate ambiguity and find the highest-leverage path forward

Benefits

• Competitive compensation and benefits
• Optional equity donation matching
• Generous vacation and parental leave
• Flexible working hours