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Cretex Companies, Inc. Logo

IT AI/ML Developer - Generative AI & Automation

Cretex Companies, Inc.

$127,000 - $162,000
Aug 16, 2025
Elk River, MN, US
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The AI / ML Developer (Generative AI & Automation) will play a key role in turning emerging AI technologies into practical business value for a mid-sized medical device contract manufacturer.

Requirements

  • Strong Python programming skills and experience with LLMs or generative AI.
  • Familiarity with ML techniques such as XGBoost, decision trees, or regression models.
  • Experience with data cleaning, parsing, and transformation for ML applications.
  • Familiarity with tools like Docker, Conda, or Jupyter for testing and versioning.
  • Hands-on experience with LLMs (e.g., OpenAI, Anthropic, Hugging Face, etc.).
  • Experience applying AI/ML in a manufacturing or engineering-adjacent setting.
  • Exposure to cloud-based tools (e.g., AWS, Azure) and API integration.

Responsibilities

  • Design and iterate prompt structures and workflows using LLMs and other AI tools.
  • Develop ML models using traditional techniques (e.g., XGBoost, linear/logistic regression) where appropriate.
  • Collaborate with business and technical experts to evaluate and refine AI behavior.
  • Analyze model performance, troubleshoot edge cases, and improve output reliability.
  • Document assumptions, risks, and behavior of AI models in a testable, transparent format.
  • Extract and prepare structured and unstructured data (e.g., text from PDFs, CAD metadata).
  • Clean, transform, and validate input datasets to improve model performance.

Other

  • Comfortable working in cross-functional teams with both technical and non-technical collaborators.
  • Curious mindset and willingness to iterate quickly on real-world use cases.
  • Bachelor’s degree in computer science, engineering, or related field (or equivalent experience).