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Prompt Engineer, Agent Prompts & Evals

Anthropic

New This Week
Prompt EngineeringAI InfrastructureSenior (6-10 yrs)HybridAI Lab

Shape how Claude behaves by designing system prompts and evaluation suites at the frontier of AI — perfect for engineers who want to bridge model capabilities and real-world applications.

Both AudiencesTransition-Friendly

Location

San Francisco, CA / New York, NY

Salary Range

$320,000 – $405,000

Posted

Mar 28, 2026

Insider Signals

Beta
Growing AI Team

Anthropic is in the growing stage of its AI organization. Great time to join.

📊Active Hiring

Anthropic has had 41 hiring events in the last 30 days — they're actively building.

Company AI Context

AI Maturity

growing

Tech Stack

prompt-engineeringpythonllmevaluation-frameworksnlpci-cd

Bridge model capabilities and user experience by designing and optimizing system prompts that shape Claude's behavior.

## About the Role Bridge model capabilities and user experience by designing and optimizing system prompts that shape Claude's behavior. Build evaluation suites for model quality across product launches, and develop frameworks for prompt testing. Mentor engineers on prompt engineering best practices and support model releases. Requires 5+ years software engineering with Python. ## Responsibilities - Design and optimize system prompts shaping Claude's behavior - Build evaluation suites for model quality across product launches - Develop frameworks for prompt testing and iteration - Mentor engineers on prompt engineering best practices - Support model releases with prompt optimization ## Requirements - 5+ years software engineering with Python or similar - Experience with LLM/prompt engineering - Knowledge of AI evaluation methodologies - Familiarity with version control and CI/CD - Understanding of NLP and A/B testing - Interest in AI safety

Skills & Technologies

prompt-engineeringpythonllmevaluation-frameworksnlpci-cda-b-testingai-safety

Best Backgrounds

  • technical writing
  • software engineering
  • data analysis
  • domain expertise in finance

Related Titles to Explore

  • Prompt Engineer
  • LLM Applications Engineer
  • AI Solutions Engineer
  • Conversational AI Designer

Career Bridge Playbook

Beta

Career paths into this role

technical writer
analyst
software engineer
finance professional

Where this role leads

AI product manager
ML engineer
solutions architect
AI team lead

Transition Difficulty

low

Key Skill Gaps to Close

  • LLM internals
  • evaluation frameworks
  • production AI systems

Skills used in this role

Technical

prompt-engineeringpythonllmevaluation-frameworksnlpci-cda-b-testingai-safety

Domain

llm-promptingretrieval-augmented-generationai-evaluationfinancial-document-analysis

Soft Skills

clear-communicationanalytical-thinkingattention-to-detail

Interested in this role?

Apply directly on the company's career page.

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