Senior Applications Software Developer

QNX Software Systems

Full time Computer Occupations
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Location
Waterloo, Ontario, Canada
Posted
March 23, 2026

Job Description

Worker Sub-Type:

Regular

Job Description:ย 

We are seeking an experienced Senior React Developer to support the AtHoc emergency mass notification platform, used by government and enterprise organizations for missionโ€‘critical communication. You will work across multiple React applications within an Nx monorepo environment.

Key Skills & Experience (Essential)

  • React (4+ years) with functional components and hooks
  • TypeScript 5.x with strong typing and generics
  • State Management: Redux Toolkit, React Query
  • UI Frameworks: MUI 5 (including Data Grid Pro)
  • Experience with Nx or similar monorepo tools
  • Strong testing skills: Jest, React Testing Library, MSW
  • Playwright or Cypress for E2E testing
  • REST API integration using Axios
  • React Router v6
  • Preferred (Important but not required):
    ArcGIS or other GIS ...