WaiKit Woon

Senior Software Engineer - Atoz Software Tech Sdn Bhd

(2024-06 - 2026-04)

Architected and developed distributed microservices for a high-concurrency, multi-tenant SaaS platform using Laravel, AWS, Docker, and Redis, serving enterprise clients across Southeast Asia
Designed and implemented asynchronous job pipelines, queue workers, and event-driven workflows using Laravel Queues and Redis, enabling reliable real-time data processing and cross-system communication
Optimized MySQL query performance, indexing strategies, and Redis caching, reducing average API response latency by approximately 40% under peak traffic
Designed and developed RESTful APIs to support web applications, mobile applications, and third-party integrations
Developed enterprise administration portals using Laravel, Inertia.js, and Vue.js, featuring role-based access control (RBAC), audit logging, reporting dashboards, and real-time operational monitoring
Collaborated with product managers and stakeholders to define technical roadmaps, estimate engineering effort, prioritize features, and deliver three enterprise SaaS products on schedule
Implemented automated CI/CD pipelines using GitHub Actions and Docker, improving deployment reliability and accelerating release cycles
Participated in architecture reviews, established engineering best practices, and contributed to technical documentation, code quality, and development standards across multiple engineering teams

Senior Programmer - Rockbell Software Sdn Bhd

(2022-09 - 2024-03)

Led full-stack development of a multi-industry POS system for F&B clients, covering cashier, waiter ordering, eMenu, online booking, kitchen workflows, payments, inventory, and reporting modules
Designed and developed a centralized membership and loyalty system with tier-based rewards, points accumulation, and cross-outlet redemption capabilities
Integrated multiple payment gateways including S-Pay Global, iPay88, and Gkash, supporting e-wallet, FPX, and card transactions
Developed an internal CRM system to manage customer sales records, support tickets, and service history, improving visibility of client interactions across sales and support teams
Mentored 3 junior developers through code reviews and established RESTful API standards and Git workflow practices
Implemented CI/CD pipelines using GitHub Actions with automated testing, improving deployment efficiency by 80%

Senior Application Developer - ABS Software International Sdn Bhd

(2015-08 - 2022-08)

Spearheaded end-to-end development of a cloud-based Property Management System (PMS) for regional hotel chains, deployed on AWS and serving 50+ properties across Southeast Asia
Designed and built a Booking Engine and Channel Manager integrating major OTAs including Booking.com, Agoda, SiteMinder, and STAAH, supporting real-time inventory synchronization and rate management
Developed a multi-platform hospitality ecosystem including hotel websites, online booking engines, and mobile applications for guests, housekeeping, and hotel operations management
Architected a multi-tenant SaaS system with role-based access control, data isolation, and centralized configuration management across multiple hotel properties
Implemented real-time room inventory synchronization engine with conflict resolution mechanisms, supporting high-volume concurrent booking transactions across multiple channels
Led full software development lifecycle including requirement analysis, system design, development, QA coordination, deployment, and post-production support

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