Senior Backend Developer

Cognitive Systems Corp

Full-time Other-General
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Location
southwestern ontario, on, Canada
Posted
June 06, 2026

Job Description

Senior Backend Developer (Cloud & APIs)

About you: Youโ€™re a strong backend developer who enjoys building reliable cloud services and APIs. You like shipping in a fast-paced environment, collaborating with a small, high-calibre team, and taking ownership from design through production. Youโ€™re excited to work on smart home technology that delivers meaningful, real-world outcomes for aging-in-place.

What youโ€™ll do

  • Build, maintain, and operate scalable, secure backend services and APIs (TypeScript and/or Python).
  • Design and evolve data models and services across SQL and NoSQL systems (e.g., PostgreSQL, MongoDB, time-series).
  • Develop integration-ready APIs and workflows for partners and customers (authentication, versioning, reliability, observability).
  • Collaborate with product, data science, and engineering to deliver new features end-to-end.
  • Improve our developer experience: CI/CD pipelines, testing, monitorin...