AI-powered Restaurant Management Platform — WhatsApp Business AP

Development and migration of WhatsApp infrastructure for an AI-based restaurant management SaaS platform. The system automates financial reporting, invoice processing, and communication with restaurant owners via WhatsApp.

What has been done:

Complete migration from Vonage Sandbox → WhatsApp Business API (Production)
Registration and verification of 4 message templates in Meta Business Manager (EN + KA)
Setup of two-way communication: outgoing notifications + processing incoming responses
Integration of webhooks to track message delivery status
Fixing payload errors in Vonage Messages API
Deployment on production server (Ubuntu VPS, HTTPS, domain api.orbis.restaurant)

Technical stack:

Node.js Express.js PostgreSQL Supabase Vonage Messages API WhatsApp Business API Meta Business Manager Claude AI (Anthropic) Gmail API Linux VPS Nginx PM2

Result:

Production system that sends automated P&L reports, invoice notifications, and price discrepancies directly to the restaurant owner's WhatsApp. Support for two languages (EN/KA). Verified Meta templates, fully functional two-way communication channel.