Infrastructure AWS
fbajee Technology Stack: AWS Multi-Region Optimized cloud routing and uptime SLA for Bangladeshi users 99.94% Stable, reliable service with ALB load balancer support 50,000+ concurrent sessionsEC2 horizontal auto-scaling and CDN edge caching reduce load and maintain low latency <50ms For mobile users in Dhaka and major cities, a mobile-first React PWA frontend delivers a median LCP 0.78sFID under 100 ms, CLS below 0.1. Backend with Node.js/Nest.js, RESTful API and WebSocket for real-time balance and notification updates