Senior Staff Software Engineer, API

Anthropic · San Francisco, CA | New York City

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Company
Anthropic
Location
San Francisco, CA | New York City
Salary
$405,000 — $485,000
Posted
February 26, 2026

About this job

About the role Anthropic is seeking an exceptional Senior Staff Software Engineer to join the Claude Developer Platform team and serve as the senior-most individual contributor across API Engineering. Since launch, the Claude API has seen rapid growth and adoption by companies of all sizes to build AI applications with our industry-leading models. The API serves as the primary channel for safely and broadly distributing AI's benefits across all sectors of the economy. This role sets the technical direction for the systems that make Claude accessible to developers, enterprises, and partners at scale. You will operate at the intersection of technical strategy and execution, partnering closely with Research, Inference, Platform, Infrastructure, and Safeguards to ensure the Claude API is

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Senior Staff Software Engineer, API — Anthropic | NewLuxJob