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Machine Learning Engineer

Cartesian

Salary not specified
Dec 5, 2025
Cambridge, MA, US
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Cartesian is looking to solve the problem of in-store inventory visibility in the $35T global retail industry by building spatial intelligence for indoor environments to drive operational efficiency.

Requirements

  • Proficiency in writing high-quality, maintainable production code, with strong software engineering fundamentals) testing, version control, CI/CD, performance optimization)
  • Experience working with PyTorch, Ray
  • Experience with cloud-based model training and inference
  • Experience in optimizing and deploying ML models in mobile or edge devices
  • Familiarity with FastAPI, Python
  • Experience with Postgres, Blob Storage, Parquet
  • Experience with Azure, Kubernetes, Helm

Responsibilities

  • Design, develop, and deploy ML models for indoor positioning and perception.
  • Optimize model architectures for performance and efficiency.
  • Develop tools and datasets to benchmark performance in the real world and at scale.
  • Translate research into production pipelines.
  • Collaborate with engineering and product to ship features to enterprise customers.

Other

  • BS/MS in computer science, electrical engineering, or related technical field
  • 3+ years of practical industry experience building end-to-end deep learning systems
  • Strong communication skills and proven ability to collaborate effectively with cross-functional teams
  • Ability to work in fast-paced, dynamic environments and take pride in producing high-quality work
  • Travel requirements not specified