Developing and maintaining AYO KASIR and MY AYO, React Native-based B2C mobile applications with 100K+ and 1M+ downloads respectively, delivering new features, system improvements, and application enhancements.

• Developed and maintained React Native B2C mobile applications serving 100K+ and 1M+ downloads
• Engineered an automatic logout system enforcing session termination after inactivity to improve account security
• Revamped the Replenishment and Purchase Order systems, restructuring mobile workflows and integrating backend APIs
• Implemented Single Sign-On (SSO) with centralized authentication for a unified login experience

React Native · TypeScript · REST API · SSO · Mobile Security

Developed and maintained multiple confidential internal applications using PHP, Flutter, and Framework7, delivering end-to-end solutions across web and mobile platforms to support core business operations.

• Engineered a Legal Document Expiry Tracking System to centralize records and automate expiry monitoring
• Implemented a barcode-based material tracking system to digitize material identification and storage
• Developed and maintained Mobile Device Management (MDM) solutions for company-owned devices

PHP · CodeIgniter 3 · Laravel · Flutter · Framework7

Developed and maintained AI-driven logistics applications, contributing to digital transformation initiatives across operational planning, process automation, and data-driven decision-making.

• Developed a 3D Container Tracking web application using React, ElysiaJS, and Three.js to visualize container locations across port and depot operations
• Engineered a machine learning-based container loading optimization application using Python to predict and simulate cargo placement
• Collaborating with cross-functional teams on IT infrastructure improvements
• Analyzing business requirements and translating them into technical solutions

React · ElysiaJS · Three.js · Python · Machine Learning · Data Analysis

Developed and maintained internal banking applications, contributing to frontend development, data visualization, and digitalization of regional operational workflows using Laravel.

• Developed a performance monitoring dashboard using Laravel to centralize and visualize regional banking metrics
• Automated data presentation and reporting workflows for recurring performance reporting
• Collaborated with backend teams to integrate data sources for operational workflows
• Participated in code reviews and agile development processes

Laravel · PHP · MySQL · REST API · Data Visualization

Developed and maintained mobile applications using Flutter, delivering high-quality cross-platform solutions for various client projects in e-commerce and service industries.

• Built cross-platform mobile applications using Flutter and Dart
• Implemented clean architecture and MVVM design patterns for scalability
• Integrated third-party APIs and services including payment gateways and maps
• Conducted code reviews and mentored junior developers on best practices
• Optimized app performance for various device specifications and OS versions
• Collaborated with designers to implement pixel-perfect UI/UX

Flutter · Dart · Firebase · REST API · Git · Provider · GetX