Senior Frontend Software Development Engineer (Concord)

Job Summary We need a senior engineer to own the cloud dashboard and backend the customer-facing portal that displays live video streams, AI detection overlays, algorithm configuration, alerts, and multi-site management. You'll work alongside the lead engineer (edge AI / hardware) and two junior ML engineers (model training). What You'll Build - Central dashboard matching our Figma designs (multi-camera grid views 1x1, 2x2, 2x3, 3x3) - Real-time video display via WebRTC (go2rtc integration) - Detection overlay rendering (bounding boxes, tracking IDs, confidence scores on canvas) - Algorithm library UI (28 algorithms, configurable parameters per camera) - Multi-site management portal (service provider sees all sites, customers see only their own) - Role-based authentication (admin, service provider, customer) - Alert engine and notification system (email, push) - Device health monitoring dashboard (CPU, NPU, memory, uptime per edge device) - REST API for edge device communication (receive detections, send commands) - PostgreSQL database for events, alerts, analytics history - RabbitMQ integration for real-time event streaming from edge devices Required Skills - React / Next.js 3+ years, component architecture, state management - Python (FastAPI) or Node.js (Express) production REST API experience - PostgreSQL schema design, queries, migrations - WebRTC / WebSocket real-time video and data streaming in browser - HTML5 Canvas drawing overlays (bounding boxes, text) on video frames - Authentication JWT, role-based access control - Git Azure DevOps or GitHub, PR workflow - Docker containerized deployment Nice to Have - RabbitMQ or MQTT messaging experience - AWS deployment (EC2, RDS, S3) - Experience with surveillance or video analytics dashboards - Figma to code implementation - CI/CD pipeline setup Job Types: Full time, Freelance Pay: $57,346.60-$137,029.47 per year Work Location: Hybrid remote in Concord, ON Apply on Kit Job: kitjob.ca/job/2pd63e