Tooling · 2025
n8n Admin AC
Automated workflow integration & AC service notification pipeline
- Role
- Automation Engineer
- Duration
- 2 months
- Year
- 2025
- Status
- Completed
01Overview
n8n-based automation system integrating AC service booking data, syncing technician calendars automatically and sending reminder notifications over WhatsApp.
02Tech stack
- n8n
- Node.js
- Webhooks
- RESTful API
- WhatsApp Business API
03Key features
- Event-driven webhook triggers connecting booking portals to technician schedules
- Automated customer reminders sent 24 hours and 2 hours before technician arrival
- Error alerting system sent to operational staff on failed sync jobs
- Self-hosted n8n instance orchestrated with robust retry policies
04Challenges & solutions
Challenge
Handling API rate-limit failures on the WhatsApp gateway during queued broadcasts.
Solution
Added pacing delays and a queue retry mechanism inside the n8n workflow nodes.
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