Yap Wrong

Accomplished Backend / Web Developer with 5+ years of robust experience specializing in server-side logic, database optimization, and backend data automation. Proven track record in designing back-office functionalities, integrating payment gateways, and implementing modern CI/CD workflows using Docker and Ansible. Passionate about system integration, performance tuning, and scalable web applications.

Backend Developer at Aizen Sdn Bhd (2026-01 – Present)

• Design, develop, and maintain robust server-side logic using PHP.
• Architected backend automation workflows including background job queues for secure payment processing and transaction notification alerts.
• Integrated third-party payment gateways and developed Telegram notification messaging services for real-time system alerts.
• Built and designed a standalone attendance management software and administrative dashboard utilizing Layui UI.

Backend Developer at MC Info Tech Sdn Bhd (2020-01 – 2025-12)

• Developed and optimized enterprise-level server-side applications using PHP (Yii2 Framework or Lumen Framework).
• Enhanced system performance and reduced latency by optimizing complex MySQL database queries.
• Spearheaded the implementation of CI/CD pipelines using Docker, Ansible, and GitHub Actions to automate builds and deployments.
• Set up centralized logging and monitoring using the ELK Stack to proactively identify server-side errors and bottlenecked APIs.
• Conducted rigorous API load and stress testing using k6 to ensure system stability under high traffic.
• Collaborated closely with frontend teams for seamless API integration and maintained high code quality through rigorous code reviews.

Web Developer at Qiuyun Network Interaction (2019-01 – 2020-12)

• Developed dynamic web applications utilizing PHP (ThinkPHP Framework).
• Collaborated with UI/UX design teams to convert Figma blueprints into functional, responsive web interfaces, significantly improving user experience (UX).
• Engineered and refined core back-office functionalities to streamline administrative operations.

Frontend Developer at Refine Solutions Pte Ltd (2019-07 – 2019-09)

• Built highly responsive web application components using the Svelte framework.
• Integrated backend RESTful APIs seamlessly using Axios.
• Utilized Material Design principles to create clean, intuitive, and modern UI components.

Web Developer at Avexis (2017-01 – 2019-12)

• Developed and maintained core server-side features using PHP (Laravel Framework).
• Successfully integrated multiple third-party service providers into existing product ecosystems.
• Built and deployed responsive landing pages, while managing and supporting a project spanning multiple white-label clients.

Bachelor of Information Technology in Software Engineering – Universiti Kuala Lumpur - Malaysian Institute of Information Technology (UniKL-MIIT) (2014-01 – 2017-12)

Diploma in Information Technology in Cybernetics – Cybernetics International College of Technology (2010-01 – 2013-12)