✦ Luna Orbit — Software Engineering

Software Engineer, Full-stack

at Anthropic

📍 San Francisco, CA | New York City, NY | Seattle, WA Hybrid Posted April 08, 2026
Type Not Specified
Experience senior
Exp. Years 5+ years
Education Not specified
Category Software Engineering

Anthropic is seeking a senior full-stack software engineer to design and deliver Claude-related developer experiences, client-facing tools, and platform capabilities. You’ll work across frontend and backend to ship scalable features for millions of users.

  • Build developer-facing products and tools (console, SDKs, docs, observability)
  • Ship Claude experiences for developers
  • Enhance Claude API capabilities and distribution
  • Improve developer experience and onboarding
  • Collaborate across Platform teams

Stack emphasizes modern frontend (React, JavaScript, TypeScript) with robust APIs and tooling; focus on observability and CI/CD; building AI-enabled developer experiences and enterprise capabilities.

The ideal candidate is a senior full-stack engineer with 5+ years of experience, proficient in React and TypeScript, and comfortable building developer-facing tools and APIs. They should own features end-to-end with a strong product sense and thrive in a hybrid office setting.

5+ years practical full-stack engineering experienceExpert in modern frontend development and backend languages and frameworks (ReactTypeScript)Strong product senseTake full ownership from design through deployment and operationsExperience with developer-facing productsAPIsor toolingAbility to thrive in fast-paced environments
Hands-on experience with LLMsExperience building AI-native product featuresExperience with internal developer toolsCI/CD systemsor platform capabilities
ClaudeCI/CD
5+ years full-stack engineering; proficiency in React and TypeScript; strong frontend and backend capabilities; ability to own end-to-end features; experience building developer-facing APIs/tools; quick adaptation in fast-paced environments
ReactJavaScriptTypeScriptAPIsSDKsObservabilityCI/CD
product sensecommunicationownershipcollaborationambiguous environment
Industry AI & Machine Learning
Job Function Full-stack engineer building Claude developer experiences and platform capabilities
Role Subtype Full Stack Engineer
Tech Domains React, JavaScript, TypeScript
Software EngineerBackendFull-stackReactJavaScriptTypeScriptClaudeClaude APIAPIsSDKsobservabilityci/cddeveloper experienceLLMsAI-native featurescloudAWSmulti-cloudsecurityfull-stackreacttypescriptapissdkdevtoolsai

Less than 5 years of full-stack experience, No experience with React/TypeScript, Lack of ownership from design to production

Apply for this Position →

Get matched to jobs like this

Luna finds roles that fit your skills and career goals — no endless scrolling required.

Create a Free Profile