Royaltie - Node.js, MongoDB Advertising Platform (Angular, APIs)

Royaltie is a high-load advertising campaign management platform built with JavaScript, Node.js (Express), MongoDB, and microservice architecture. The platform helps businesses and cloud hosting providers manage advertising campaigns, customers, devices, beacons, and leads through a centralized web dashboard. Royaltie integrates MyWiFi API, Google API, Google Nearby, REST APIs, and real-time sockets to enable proximity-based push notifications and instant device interaction. The system supports 20,000+ daily users and processes over 3 million marketing events per day.