Node.js Realtime Channel vs Polling: Logistics Notification Delivery Cost and Complexity

Realtime channels in logistics should function as delivery paths for current device events rather than durable storage systems. Operational rules dictate committing state to a database and publishing notifications, ensuring reconnects read from durable sources. For logistics SaaS, combining realtime channels for presence transitions with polling for reconciliation is optimal. This approach mitigates the risk of false online states. Connection tokens must be scoped to tenants and facilities to maintain security for untrusted browser clients.