SMS Solutions Australia: High-Throughput Enterprise Bulk SMS & Two-Factor Authentication Gateway

Project Overview & Business Context

SMS Solutions Australia is a premier telecommunications provider serving Australian banks, medical clinics, logistics fleets, and retailers with automated SMS broadcasting, transactional OTPs, and appointment reminder infrastructure.

Engineering Architecture & Technical Execution

Engineered a high-throughput queue processing system using PHP, Redis message brokers, and carrier API webhooks capable of dispatching thousands of messages per minute. Designed database schemas with optimized partitioning to store millions of audit delivery logs with sub-second retrieval.

Key Functional Modules Delivered

• Carrier-grade RESTful API allowing enterprise clients to trigger SMS from internal ERPs/CRMs
• Web-based campaign manager with contact list segmentation, dynamic placeholders, and scheduled sends
• Real-time delivery status callbacks (DLR) with granular network bounce categorizations
• Automated Australian Spam Act compliance engine with automated opt-out blacklist processing
• Prepaid and postpaid billing wallet module with automated low-balance invoice triggers

Measurable Business ROI & Outcomes

• Delivered over 25 million mission-critical SMS messages with 99.8% on-time delivery rate
• Maintained high throughput of up to 400 messages/sec during peak morning broadcast hours
• Zero compliance breaches thanks to bulletproof unsubscribe automation logic