Dev.to
7/9/2026

The original title is: "Building MOC-Compliant Event APIs for Saudi Arabia: QR, WhatsApp & Real-Time Analytics"
Original: Building MOC-Compliant Event APIs for Saudi Arabia: QR, WhatsApp & Real-Time Analytics
Short summary
A detailed developer guide for building Saudi Arabia MOC-compliant event APIs covering QR ticketing, WhatsApp integration, and real-time analytics. Includes working code for Saudi mobile validation, Arabic invoice generation, WhatsApp ticket delivery via Meta Cloud API, and Redis Streams for handling 200K+ concurrent check-ins. The author promotes their platform StampIQ but provides genuinely useful code patterns and a compliance checklist.
- •Code patterns for MOC-compliant event registration with Arabic invoices and local data hosting
- •WhatsApp ticketing via Meta Cloud API achieves 93% open rates vs 18% for email
- •Redis Streams + SSE architecture handles 200K+ concurrent users for real-time check-in analytics
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