Hi There! 👋
I'm Leo Hon
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Software Engineer with 5+ years of experience building enterprise applications in Java Spring, Oracle Database, AI automation, and CI/CD pipelines across banking and commercial sectors.
About Me
"Delivering enterprise solutions with precision, from AI automation to banking systems, across the full software development lifecycle."
Software Engineer with 5+ years of experience delivering enterprise solutions at Oracle Hong Kong and Infocan. I specialize in Java Spring systems, Oracle Database, AI automation pipelines, and CI/CD infrastructure.
I have worked across all phases of the software development lifecycle — from requirements gathering and system design to SIT/UAT, production deployment, and post-upgrade load testing — for major banking, financial services, and commercial organizations in Hong Kong.
- ▶Building enterprise applications with Java Spring & Oracle DB
- ▶Engineering AI pipelines with Llama 4 and prompt engineering
- ▶Modernizing legacy systems and automating CI/CD workflows
- ▶Deploying on Kubernetes (OKE) with Docker containerization
5+
Years Experience
7+
Enterprise Projects
500+
Issues Resolved
5
Oracle Certifications
Professional Skillset
Java
Spring Boot, Struts, Enterprise Banking Systems
Python
AI/ML Pipelines, Llama 4, Data Processing
JavaScript
Vue.js, Angular, VBCS, Frontend Development
PHP
Laravel, Magento, Backend Development
Tools & Technologies
My Recent Works
AI Invoice Automation
Oracle Hong Kong
Engineered a Python/Java-based AI pipeline utilizing Llama 4 with image pre-processing, achieving over 95% extraction accuracy and saving 30+ minutes per user. Built with Vue.js frontend, Spring Boot backend, Oracle RDBMS, deployed on OKE (Kubernetes). Integrated Microsoft Azure AD for SSO.
Financial & ERP Accounting Application
Oracle Hong Kong
Developed an Accounting Application on Oracle Integration Cloud (OIC) with JavaScript for a 200+ employee company, processing 200+ monthly transactions. Designed approval workflows, file processing, and data integration with Oracle DB.
Legacy System Modernization & CI/CD
Oracle Hong Kong
Created automation tooling to modernize 5 legacy Java applications (circa 2003) serving 50 internal and 1,000+ public weekly users. Resolved 500+ coding issues and 10+ high-severity vulnerabilities. Implemented one-click Jenkins deployment pipelines and conducted load testing with JMeter.
Banking System (HKMA Compliant)
Oracle Hong Kong
Managed full lifecycle — requirements gathering, documentation, SIT/UAT, and production deployment — for a Java Spring banking system in compliance with HKMA regulatory requirements.
Mobile Application
Oracle Hong Kong
Maintained and resolved bugs for mobile applications with Angular frontend and Java Spring Boot backend, deployed on OKE (Kubernetes).
Student Attendance System
Infocan, Hong Kong
Designed and implemented an attendance system with QR code scanning using PHP/Laravel. Deployed on Microsoft Azure with underlying database maintenance.
E-commerce Platform
Infocan, Hong Kong
Deployed Magento shopping cart system with Docker containerization. Developed custom interfaces and modules using PHP and JavaScript.
Get in Touch
I'm always open to discussing new projects, creative ideas, or opportunities to be part of your vision. Feel free to reach out!