Jobs · Engineering · California

Founding Machine Learning Engineer

Novaflow (YC S25) · San Francisco, CA · 3 mo ago
On-siteEngineeringFull-time

About the role

We're hiring a Founding Machine Learning Engineer to build the AI systems that power our platform. The core challenge is to take a natural language query from a biologist and turn it into a correct, reliable bioinformatics workflow. This is a high-agency, high-ownership role where you'll work directly with the founders and have real say in our AI strategy.

Requirements

  • Bachelor's or Master's in Computer Science, Machine Learning, AI, or a related field (PhD is a plus)
  • 2+ years building and deploying ML models in production
  • Strong Python skills and hands-on experience with PyTorch, TensorFlow, or similar
  • Real experience with LLMs: fine-tuning, RAG, prompt engineering, evals
  • Experience working with large datasets and building data pipelines
  • Familiar with AWS or GCP for model training and deployment
  • Docker and CI/CD experience for ML workflows
  • Can spot when an LLM is confidently wrong

Nice to have

  • Experience applying ML to scientific or biological data
  • Familiarity with Anthropic, OpenAI, or other LLM APIs and agent frameworks
  • Terraform and Kubernetes experience
  • Startup background or experience in research-oriented engineering
  • Previous startup experience (working for or founding a startup)

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