Enterprise-grade core banking platform built with Jakarta EE 10, EJB, and modern web technologies. Features secure authentication, customer/account management, transactional integrity, automated timer services, multi-layer security, analytics integration, and responsive UI. Supports real-time fund transfers, PDF reports, and admin panel. Try Now 👇

Multi-tenant Taiwan e-commerce reference. AI photo→listing in ~7s on top of Postgres RLS with compile-time tenant isolation (ESLint-gated dbAdmin + dbUser allowlist, withTenantTx wrapper, WITH CHECK on every policy). Per-merchant auth, AI cost cap, admin observability. V2.6 portfolio project.

Console-based train booking system demonstrating enterprise-grade software engineering practices. Features BCrypt authentication, clean architecture with service layers, intelligent search algorithms, and atomic transaction management with JSON persistence.