Enterprise Case Studies
Real-world architecture implementations delivering high throughput, top Core Web Vitals, and bulletproof security.
FinTech Payment Gateway & Transaction Engine
Challenge
High-throughput PCI-DSS compliant payment gateway handling 50,000+ API requests per minute with multi-currency tokenization, instant settlement, and zero downtime.
Engineering Solution
Architected a decoupled ASP.NET Core 8 Clean Architecture Web API with MediatR CQRS, PostgreSQL partitioning, Redis distributed caching, and Next.js merchant dashboard.
Enterprise Hospital Management System (HMS) & Patient Portal
Challenge
HIPAA-compliant Hospital Management System (HMS) covering OPD/IPD patient flow, electronic health records (EHR), automated bed allocation, and AI symptom triage.
Engineering Solution
Built a Next.js App Router web application integrated with an ASP.NET Core Web API backend, PostgreSQL database, and LLM vector RAG triage agent.
Global Shipping & Freight Fleet Telemetry System
Challenge
Real-time tracking across 15,000+ shipping containers and delivery fleet vehicles with offline mobile synchronization for field captains and drivers.
Engineering Solution
Developed a React Native cross-platform mobile app backed by ASP.NET Core SignalR WebSocket servers for real-time telemetry and route dispatching.
Multi-Tenant Enterprise Accounting & ERP Suite
Challenge
Automated double-entry general ledger accounting software capable of real-time currency conversions, automated invoice reconciliation, and tax compliance auditing.
Engineering Solution
Designed an ASP.NET Core enterprise accounting engine with automated background queue processing, SQL Server multi-tenancy, and Next.js financial dashboards.