Machine Learning Engineer

Our mission is to ensure AI systems benefit society by operating ethically and safely, helping us change the world for the better. Preamble is looking for a mission-aligned candidate to join our team as a full-time Machine Learning Engineer. This is a great opportunity for those looking to make a positive impact on society.


  • Design, implement, and run production ML services to scale Work with software engineers to design and optimize infrastructure for ML models
  • Improving system quality by identifying issues and developing playbooks
  • Conduct performance reviews and peer review code changes
  • Maintaining and improving existing codebases Liaising with colleagues to implement technical designs
  • Investigating and keeping pace with state-of-practice

Strong Candidates will have the following:

  • Master’s or PhD in Computer Science, Mathematics or similar field
  • Research or experience in AI Safety, AI Ethics, or recommender systems
  • Experience with production ML systems
  • Experience training on GPUs or TPUs
  • Experience building and deploying ML models with containers
  • Familiarity with transformers and pretrained language models
  • Strong coding skills and personal ethics


  • Competitive salary
  • Equity Non-elective 401K contribution
  • Paid benefits package including medical, dental, & vision
  • Flexible work hours
  • Opportunities to publish research

Preamble is seeking mission aligned employees to tackle issues that will affect generations to come. As AI systems are further integrated into everyday life, ethics and safety will be needed as an important foundation for those systems to operate. Join us on our journey forward! Preamble is an equal opportunity employer dedicated to a diverse workforce. Submit resumes to: