Sent TeamMar 8, 2026 / code examples / Fastify

Build Scalable Bulk SMS Broadcasting with Fastify, Sinch API, and BullMQ

Complete guide to building a production-ready bulk SMS system using Node.js, Fastify v5, Sinch API, BullMQ v5.x queue, Prisma ORM, and PostgreSQL. Includes error handling, retries, rate limiting, database tracking, and scalability patterns for sending thousands of SMS messages reliably.