Principal Machine Learning Engineer

Posted 6hrs ago

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Job Description

Principal Machine Learning Engineer designing ML models and backend services at Toast. Build internal tools leveraging AI to enhance sales processes for restaurants.

Responsibilities:

  • Spend the majority of your time "hands-on-keyboard," architecting and coding high-performance backend services and ML pipelines
  • Build and prototype new internal products from scratch that leverage LLMs and Agentic AI
  • Design and implement ML models that provide real-time recommendations
  • Develop the backend between custom quoting engine, Salesforce, and internal data lakes
  • Act as a domain expert to solve complex synchronization and architectural challenges
  • Drive engineering excellence through code reviews and automated testing
  • Deliver significant core capabilities that have broad impact
  • Anticipate shifts in product needs and build flexible backend systems
  • Ensure the reliability of GTM tools

Requirements:

  • Extensive experience in backend languages (Java, Go, Python)
  • Practical, hands-on experience deploying Machine Learning models and building with LLMs
  • Experience building or deeply integrating with complex enterprise software
  • Ability to design event-driven architectures and manage data flow
  • Bachelor’s or Master’s degree in Computer Science, or a related technical field

Benefits:

  • Health insurance
  • 401(k) matching
  • Flexible work hours
  • Paid time off
  • Remote work options