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Posted 3 months ago

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Project Lion - Prompt Engineer - United States (Remote, Part-Time)

United StatesRemotePart-time

AI Summary

Prompt Engineer responsible for end-to-end technical migration workflow for transitioning templates to LLM autoraters; utilizes APG/ APO tools, drafts and tests prompts, monitors shadowbot runs, and measures accuracy against gold data.

About this role

We are seeking a Prompt Engineer to be responsible for the end-to-end technical migration workflow for transitioning templates to LLM autoraters. The role is required to use client’s internal tools to leverage prompt engineering techniques to maximize model performance.

Responsibilities:

  • Utilize Automatic Prompt Generation (APG) tools to create baseline prompts for complex parent-child template clusters.

  • Run and supervise Automated Prompt Optimization (APO) tool, review the outputs, and flag when the APO reaches deadlocks or plateaus.  

  • Manually draft, test, and refine prompts to navigate complex template architectures, overcome anti-patterns, and handle edge cases where tooling is lacking or broken. Solve edge-case scenarios by designing and refining manual prompts.

  • Monitor shadowbot runs to ensure sufficient disagreements (between human and LLM ratings) are registered, generated, and tracked.  

  • Run prompt versions against established gold data to continuously measure autorater quality against the human crowd baseline, calculating accuracy metrics such as F1 scores, precision, and recall.  

  • Draft technical launch readiness justifications (Launch Certification Documentation) for final.

Requirement:

  • Language Skills: Native fluency in English.

  • Location: Must be based in United States.

  • Education: Bachelor’s, Master’s, or Doctorate degree in Computer Science, Data Science, Computational Linguistics, Human-Computer Interaction (HCI), Cognitive Science, or a related analytical field. 

  • Prompt Engineering & AI Expertise: At least 2 years' experience as Prompt Engineer. Proven experience tuning Large Language Models (LLMs) for strict, structured outputs, complex classification tasks, and familiarity with chain-of-thought and few-shot learning.

  • Data Analysis: Strong proficiency in identifying error patterns, analyzing model performance, and using SQL or other data analytics tools. 

  • Technical Agility: Ability to quickly learn and master proprietary tools with minimal supervision.

  • Communication: Excellent verbal and written communication skills.

Optional / Preferred Skills: 

  • Familiarity with enterprise-grade LLM interfaces like the Goose API. 

  • Experience in AI model evaluation, data science, computational linguistics, or software engineering.

  • Hands-on experience with Automated Prompt Optimization (APO) systems or tuning workflows.

  • Linguistic expertise, including an understanding of semantics and logic. 

Skills

Automated Prompt Optimization (APO) ToolsAutomatic Prompt Generation (APG) ToolsChain-of-thoughtComplex Classification TasksData AnalyticsEdge-case Prompt DesignF1 ScoresFew-shot LearningGold Data EvaluationLaunch Certification DocumentationLaunch Readiness DocumentationLLM TuningManual Prompt RefinementParent-child Template ClustersPrecisionPrompt EngineeringRecallShadowbot MonitoringSQL

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