3h ago

Prompt Engineer, Claude Code

San Francisco, CA | New York City, NY | Seattle, WA

$320,000-$405,000 / year

full-timeseniorArtificial Intelligence

Tech Stack

Description

You'll own Claude's behaviors within Claude Code, ensuring a consistent, safe, and high-quality experience across model snapshots. You'll maintain system prompts, lead behavioral incident response, and collaborate with product and research teams to tune model behavior rapidly.

Requirements

  • Power user of agentic coding tools with strong intuition about model capabilities
  • Thrives in high-intensity, fast-iteration environments
  • Skilled at creating and maintaining behavioral evaluations
  • Experienced coder comfortable in Python and TypeScript
  • Experience translating user feedback into prompt changes and specifications

Responsibilities

  • Own Claude Code system prompts for each new model snapshot
  • Review production prompt changes and advise on alignment and reputational risks
  • Lead incident response for behavioral and policy concerns
  • Scale prompting and evaluation best practices across product teams
  • Define and streamline processes for prompt rollouts including launch criteria
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