Work

A centralized state government payment gateway portal for Negeri Sembilan integrating multiple government agency services and payment channels.

• Led backend development, designing and delivering RESTful API integrations between N9PAY and state agencies
• Configured SSH and Host-to-Host (H2H) SFTP server protocols for secure government file reconciliation
• Maintained SLA compliance and CMMI software development standards across multiple release cycles
• Managed Agile sprint backlogs in Azure DevOps and resolved production & UAT bug reports

An internal inventory and sales management system, built on Laravel, Vue and MySQL, tracking stock and sales across branches.

• Developed Orbit Ask, an AI-powered reporting feature that allows users to ask business questions in plain language and receive instant charts, without needing technical knowledge
• Implemented strict data separation between client organisations, ensuring each client can only ever access its own information
• Improved the speed of key reports from over 17 seconds to under a tenth of a second, and put automated checks in place to keep them fast
• Identified and resolved the root cause of slow system dashboards by recreating the live environment in a controlled setting for investigation
• Automated the preparation of a safe demonstration environment using copies of live data, with personal information removed to protect privacy
• Established consistent standards for how the system handles data requests, with built-in safeguards against misuse

High-performance backend API system and cross-platform mobile app interface for corporate client services.

• Built and maintained RESTful backend APIs in Laravel for mobile app consumption
• Developed mobile application features in Xamarin (C#), improving app stability and responsiveness
• Configured Nginx Linux web server environments for deployment and CI/CD pipelines

A web application designed for users to visually log, monitor, and track orthodontic progress over time.

• Architected clean React component structures and custom timeline visualization using Next.js & TypeScript
• Designed photo upload workflows and milestone tracking interfaces with persistent state management
• Optimized static page render performance and light/dark theme responsiveness

App that split shopee food order into several orders lets saves more.

• Just basic Vue js spa