A multi-specialty hospital network with 15,000+ IoT sensors across 30+ centers faced growing operational strain as legacy, site-by-site systems could not handle massive patient telemetry and frequent updates. FPT modernized the platform with a centralized, event-driven AWS architecture using AWS IoT Core, AWS Lambda, and automated IaC/CI/CD. The new solution enabled faster feature releases, reduced deployment time by 90%, improved governance, and created a secure foundation for 20x future growth