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Cartesian Systems

Software Engineer (Mobile & Sensing)

Cambridge, MAmidAdded today

About this role

Cartesian is seeking a Software Engineer to build spatial intelligence applications for retail inventory management. You'll work across mobile, web, and backend systems to deliver features for store associates, power R&D datasets, and drive product insights—working autonomously with minimal process overhead in a small, fast-moving team.

What you'll do

  • Develop user-facing mobile and web features for retail inventory location and tracking
  • Build scalable Python web services and APIs supporting enterprise customers
  • Create data collection tools and dashboards for R&D model training and product analytics
  • Manage cloud infrastructure using Kubernetes, Helm, and Terraform
  • Improve CI/CD pipelines and internal platform infrastructure
  • Collaborate cross-functionally with product, business, and research teams to define requirements and ship end-to-end features

What they're looking for

  • Full-stack development (mobile, web, backend)
  • Python backend development
  • Mobile development (iOS and/or Android implied)
  • Kubernetes and container orchestration
  • Infrastructure as Code (Terraform, Helm)
  • Cloud infrastructure and DevOps
  • CI/CD pipeline design and implementation
  • API design and scalable web services
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Cartesian Systems

Cartesian Systems builds an indoor spatial intelligence platform for retail that uses machine learning to enable positioning and perception capabilities. The company is hiring ML Scientists and engineers to develop and deploy perception models and features for enterprise retail customers.

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Likely interview questions

  • Describe a time you owned a feature end-to-end across multiple layers of a system. How did you balance technical quality with shipping speed?
  • Tell us about a project where you had to learn a new technology or domain quickly. How did you approach it?
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