Developed and Architected high-performance Progressive Web Applications (PWA) featuring robust offline integration, ensuring seamless user experiences across varying network conditions for global FMCG brands.
Engineered custom enterprise applications and integrated MarTech+ solutions to drive data-driven marketing strategies and enhance consumer engagement.
Executed complex system integrations with SAP Gigya (Customer Data Cloud) for secure identity management and localized user profiling across 11 international markets.
Modernized and refactored legacy codebases, significantly improving system maintainability, security, and execution speed.
Developed and optimized fulfillment modules to streamline end-to-end order processing and supply chain transparency.
Collaborated within an Agile/Scrum environment, utilizing Jira for meticulous task tracking and Confluence for comprehensive technical documentation and knowledge sharing.
Developed and Maintained core modules for flagship SaaS products, Second CRM and Agiliux, ensuring system stability and scalability for diverse business requirements.
Engineered complex third-party integrations, including Azure SSO (SAML/OAuth) for enterprise authentication, Active Campaign for marketing automation, and location-based APIs for Singapore address validation.
Implemented new features and optimized the Product Master Copy, ensuring that core updates were seamlessly deployable across multiple customer instances.
Managed full-stack development using PHP, MySQL, and jQuery, while overseeing deployment and maintenance on LAMP (Linux, Apache, MySQL, PHP) environments.
Collaborated with the technical support team to execute rigorous UAT (User Acceptance Testing) and quality assurance to ensure bug-free feature releases.
Consulted on product improvements by providing technical justifications and alternative architectural solutions to resolve recurring systemic issues.
Developed a web-based voice recording player integrated with the Asterisk PABX platform, utilizing CodeIgniter and MySQL to streamline call retrieval and playback.
Engineered real-time Call Center Wallboards and custom reporting managers, providing management with critical live metrics and data-driven insights.
Modernized in-house softphone applications by upgrading the C# SDK engine, improving audio stability and connection reliability.
Optimized and Maintained core Call Center systems and CRMS applications through regular patching, database tuning, and feature customization based on client requirements.
Managed full-stack infrastructure by deploying LAMP stacks on Ubuntu and CentOS servers, and configuring Sangfor Hyper-Converged Infrastructure (HCI) for high-availability production environments.
Led technical troubleshooting and end-user training for call center operations, ensuring minimal downtime and high system adoption rates.
Orchestrated the migration and upgrade of corporate web identities to WordPress, enhancing the digital presence of Asiankom and Centiumsoft.
Collaborated with the core development team to build a nationwide career management system for the appointment of school headmasters and principals.
Developed critical modules using an internal PHP framework and Oracle Database, ensuring data integrity and performance for a high-concurrency environment.
Engineered features to support a massive user base, including all national school teachers and administrative staff at the State Education Departments (JPN).
Contributed to the full software development life cycle (SDLC) to deliver a secure and reliable platform for national-level educator transitions.
Facilitated a large-scale hardware migration project at CitiBank Tower, ensuring a seamless transition from legacy hardware to high-performance workstations for corporate staff.
Executed comprehensive data migration, software backup, and restoration procedures to safeguard critical user data during system upgrades.
Streamlined the deployment of new PC units, including OS configuration and essential software installation, minimizing operational downtime for end-users.
Collaborated with the senior IT infrastructure team to maintain high standards of hardware reliability and security within a high-stakes financial environment.
Facilitated the digital content transformation process by converting conventional PDF documents into industry-standard ePub formats for the e-Sentral eBook platform.
Contributed to the improvement of the platform's user interface by proposing and implementing a multi-selection filter (checkbox system), enhancing the search and browsing efficiency for users.
Collaborated with the content and development teams to ensure high-quality formatting and compatibility of eBooks across various digital reading devices.
Gained foundational exposure to web development workflows and digital publishing standards within a fast-paced tech environment.
Overview: A wireless IoT solution designed to monitor environmental health by tracking Humidity, Temperature, and UV levels.
Technical Stack: Developed using Arduino, ESP8266 Wi-Fi Module, and specialized sensors (DHT & UV).
Data Flow: Features real-time data transmission from the hardware sensors to a centralized online database for remote monitoring and analysis.
Overview: An innovative Final Year Project (FYP) that integrates robotics with motion-sensing technology for an automated shopping experience.
Technology: Built using LEGO Mindstorm & Tetrix hardware, with the control system developed in JAVA.
Innovation: Integrated an Xbox Kinect Sensor to allow users to control the robot via gesture recognition and computer vision, bridging the gap between human interaction and hardware execution.
Overview: A modern, high-end digital solution designed to manage and track festive money packets (Duit Raya) with a focus on seamless family budgeting and historical data tracking.
Tech & Innovation: Built using Gemini via Vibe Coding (AI-driven development), demonstrating the ability to leverage cutting-edge AI to accelerate the software development lifecycle from concept to deployment.
Key Features:
Family Management: Centralized dashboard to manage and distribute budgets for family members.
Year-over-Year Tracking: Historical analytics to compare festive spending and distributions across different years.
Premium UI/UX: Crafted with a minimalist and intuitive interface for a superior user experience.
Impact: Solves the traditional "manual tracking" problem during festive seasons by providing a structured, digital-first approach to traditional gifting.
Link here do-itraya.mushmero.com
Overview: Designed and deployed a scalable multi-stack server environment on AWS EC2, containerized with Docker to host concurrent PHP and Node.js applications.
Key Technical Achievements:
Implemented Nginx Reverse Proxy with SSL termination for secure, high-performance traffic routing.
Configured Docker Compose for seamless service orchestration and environment consistency.
Optimized IP forwarding and network bridging to ensure stable communication between isolated containers.
Overview: A robust, open-source administrative dashboard starter kit built with Laravel 10 and AdminLTE.
Key Features: Integrated modular system for User Management, Role-Based Access Control (RBAC), Permissions, and comprehensive Activity Logs.
Purpose: Designed to accelerate the initial environment setup for MVP (Minimum Viable Product) applications, allowing developers to focus on core business logic.
Overview: A strategic integration of AI-driven tools into the full software development life cycle (SDLC) to maximize velocity and code quality.
Key Tools & Implementation:
n8n: Architected automated workflows to bridge different services and streamline data processing.
Claude Code, Antigravity & Cursor: Leveraged AI-pair programming to accelerate feature delivery, refactor legacy codebases, and maintain high standards of code documentation.
Impact: Significantly reduced development time for complex modules while maintaining a focus on clean, scalable architecture.
Overview: A real-time data visualization dashboard tracking worldwide and localized (Malaysia) COVID-19 statistics.
Integration: Developed using CodeIgniter 4, consuming third-party REST APIs to fetch live data, and visualized using DataTables and Chart.js.