Software Engineer (Security)

About the Company

Cartesian is building spatial intelligence for indoor environments to drive operational efficiency. We’re tackling one of the biggest challenges in the $35T global retail industry: in-store inventory visibility. Our platform delivers accurate indoor positioning and actionable product location insights, helping retailers streamline operations, optimize workflows, and reduce inefficiencies. Leveraging wireless signals, we provide a uniquely scalable, infrastructure-free solution already deployed by international fashion brands.

Founded by an MIT engineering professor and alum behind the award-winning, patented core technologies, Cartesian spun out in 2023. Originally backed by the prestigious SBIR Award from the US National Science Foundation, we've bootstrapped to a live product that's now deployed in over a dozen countries and have been aggressively scaling in the market.

About the Role

Our product collects and interfaces with proprietary data from large, enterprise customers, and keeping this data secure is a core pillar of our product strategy. So far we’ve designed secure, reliable products by being careful and maintaining a simple system. While we want to push this as far as we can, as we add customers, new team members, and new product capabilities, complexity will grow, requiring continuously improving proce