Sunrise IT Production Applications

Enterprise Back-end Services & Multi-Platform Architecture

My Role: On-site Back-end Developer

Timeline: Aug 2025 – Feb 2026

7+ Live Apps

Production Platforms

Stripe & PayPal

Payment Integrations

WebSockets & Sockets

Real-time Protocols

Architecture Overview

At Sunrise IT Center, I engineered and maintained the core back-end infrastructure supporting 7+ distinct live production platforms. These spanned complex logistics and delivery systems with Google Maps routing, education management platforms with real-time virtual classrooms, and e-commerce solutions with idempotent payment processing.

Key Features & Technical Implementations

Robust webhook listeners for Stripe and PayPal with signature verification and retry guarantees.
Virtual school management system supporting grades, attendance records, and virtual lesson links.
Real-time driver location tracking and route dispatch using Google Maps and WebSockets.
Firebase Cloud Messaging push notification microservice delivering instant updates to mobile clients.
High-throughput OTP SMS generation and rate-limited phone authentication flows.

Technologies & Tools

Back-End

LaravelNode.jsMySQLWebSocketsFirebase Admin SDK

Front-End

Blade / React Admin PanelsREST Clients

Infrastructure

Linux ServersNginx Reverse ProxyApacheCron Workers