Founding Engineer - Harness Optimization

Pax Historia
San Francisco
Workplace: OnsiteFull timeUSD 140,000 - 220,000 annuallyFunction: Entrepreneurship & Venture BuildingSkills: ["Experimentation","Systems thinking","Storytelling","Fast learning"]

Build and optimize AI-driven game workflows so the AI can better balance long-term consistency with creative storytelling. You’ll experiment with workflow architecture, prompts, and evaluation (“evals”) methods to measure whether games are truly improving. As a founding team member working in San Francisco, you’ll apply strong systems thinking and fundamentals to adapt shared workflows across many different models used to run user-created games.

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Pax Historia
Pax Historia
3 days ago

Founding Engineer - Harness Optimization

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Source: Company careers pageValidated by: Fursa AI
Last checked: 10 hours agoStatus: Live

Job Summary

Build and optimize AI-driven game workflows so the AI can better balance long-term consistency with creative storytelling. You’ll experiment with workflow architecture, prompts, and evaluation (“evals”) methods to measure whether games are truly improving. As a founding team member working in San Francisco, you’ll apply strong systems thinking and fundamentals to adapt shared workflows across many different models used to run user-created games.
Location: San Francisco
Workplace: Onsite
Employment Type: Full time
Job Function: Entrepreneurship & Venture Building

Key Responsibilities

  • •Experiment with workflow architecture and prompts to improve AI output for games.
  • •Develop the evals needed to measure whether changes lead to better gameplay and storytelling.
  • •Adapt default AI workflows to the quirks of many different models used on the platform.
  • •Increase quality of games by leveraging large-scale monthly token processing data.
  • •Contribute as a founding engineer to a small, in-person team optimizing the harness used to run user-created games.

Pay and Benefits

Salary: USD 140,000 - 220,000 annually
Equity and Bonus:Equity
Perks:Equity

Key Requirements

  • •Be extremely experiment-driven and able to learn quickly in an ambiguous, early-stage environment.
  • •Have strong fundamentals and a big-picture systems-thinking approach to workflow design.
  • •Demonstrate creative storytelling instincts aligned with improving AI-driven game outcomes.
  • •Build and iterate on evaluation (“evals”) to determine whether changes actually improve games.
  • •Experiment with prompts and workflow architecture to adapt behavior across multiple AI models.
Skills:ExperimentationSystems thinkingStorytellingFast learning
Tech Stack:AI modelPromptsWorkflow architectureEvalsTokens

Eligibility

Work Authorization:Sponsorship available.

Company Brief

Pax Historia
Pax Historia is a digital media brand creating accessible history content—articles, podcasts, and multimedia—that engages audiences with historical narratives, analysis, and storytelling for education and general interest.
Industry: Digital Media
Company Size: Micro (1 to 10 employees)
Website