Staff Software Engineer, Claude Code

Anthropic
San Francisco, New York, Seattle
Workplace: OnsiteFull timeUSD 320,000 - 625,000 annuallyFunction: Software EngineeringExperience: 6+ yearsEducation: bachelorsSkills: ["Communication","Curiosity","Ethics","Problem-solving"]

Build and maintain agentic coding tools that help developers write, debug, and ship software more efficiently. Work across the stack—front-end UI and back-end infrastructure—designing scalable features, collaborating with researchers on shared tools and evals, and staying current on AI-assisted coding advances. Engage with developers to improve UX, experiment with new techniques, and navigate environments like Python notebooks, VS Code plugins, and containers.

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FursaFursa
Anthropic
Anthropic
4 days ago

Staff Software Engineer, Claude Code

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 6 hours agoStatus: Live

Job Summary

Build and maintain agentic coding tools that help developers write, debug, and ship software more efficiently. Work across the stack—front-end UI and back-end infrastructure—designing scalable features, collaborating with researchers on shared tools and evals, and staying current on AI-assisted coding advances. Engage with developers to improve UX, experiment with new techniques, and navigate environments like Python notebooks, VS Code plugins, and containers.
Location: San Francisco, New York, Seattle
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Design, build, and maintain scalable features and infrastructure for AI-powered development tools.
  • •Engage with developers to gather insights and improve user experience.
  • •Collaborate with researchers to improve model capabilities using shared tools and evals.
  • •Experiment with emerging techniques in AI-assisted coding, evaluating performance and tracking improvements.
  • •Contribute across the stack (front-end UI to back-end infrastructure) and work in environments like Python notebooks, VS Code plug-ins, and containers.

Pay and Benefits

Salary: USD 320,000 - 625,000 annually
Perks:EquityPaid LeaveParental Leave

Key Requirements

  • •6+ years of work experience building software systems and developer tools.
  • •Expert in React with performance optimization and modern patterns (hooks, context, suspense) and component architecture.
  • •Hands-on experience with large language models, prompt engineering, and AI-assisted coding workflows.
  • •Experience contributing across the stack (front-end UI and back-end infrastructure) to ship features, fix bugs, and optimize performance.
  • •Experience building and maintaining dev tools, including possible exposure to CLI tools, large codebases, and containerized environments.
Experience:6+ yearsDeveloper toolsLLMAI-assisted coding
Education:Bachelor's
Skills:CommunicationCuriosityEthicsProblem-solving
Languages:English
Tech Stack:ReactJavaScriptTypeScriptPythonVS CodeContainersPrompt engineeringLLMsTool-useChainingOrchestration patternsBunDenoCLICloud infrastructureContainer orchestrationHooksContextSuspenseComponent architecture

Eligibility

Work Authorization:Sponsorship available.

Company Brief

Anthropic
Develops large-scale AI systems and safety research to create reliable, steerable, and interpretable AI assistants and models for commercial and research applications.
Industry: AI & Machine Learning
Company Size: Enterprise (1,001+ employees)
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series C
Headquarters: San Francisco, United States
Founded: 2021
WebsiteLinkedIn