Applied AI / ML Engineer

Catalyst Labs
San Francisco, CT
Job Description
Catalyst Labs is a talent agency specializing in Applied AI, Machine Learning, and Data Science. They partner with clients to build products powered by LLMs and other AI technologies. This role is for an Applied AI / ML Engineer to join a San Francisco-based startup building a GenAI-native platform for tax document processing.

Requirements

  • 4+ years of experience in machine learning / AI engineering with proven end-to-end ownership of ML-powered products.
  • Strong track record of building systems that create direct user value, not just research prototypes or internal tooling.
  • Demonstrated ability to work with large, complex datasets, optimizing for accuracy, scalability, and reliability.
  • Comfortable with Python and popular ML libraries, cloud providers, container technologies, web application development, and database and storage layers.
  • Experience deploying or integrating LLMs, LLM APIs, Agents and prompt engineering into production systems.
  • Strong Python proficiency and hands-on familiarity with ML infrastructure and data workflows.
  • Experience in document understanding, OCR, or applied NLP.
  • Exposure to financial or tax-related data environments.
  • Startup or 01 product experience.
  • Exceptional problem-solving ability, curiosity, and product intuition.
  • Strong communication skills with the ability to engage directly with domain experts and translate complex needs into technical solutions.
  • Growth trajectory demonstrated through promotions or increasing scope of responsibility.

Benefits

  • Above market base + bonus + equity
  • Visa sponsorship available for candidates with demonstrated brilliance and expertise
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