1. Developing the new Magento2 module and providing API endpoints based on client requirements.2. Writing documentation for the newly developed APIs for the frontend team.3. Providing support to juniors and peers on their tasks.4. Integrating third-parties services into the system.

1. Introduced the MVC pattern to the team for new systems development, experienced in Laravel and Slim Framework with Twig engine.2. Design and develop the systems to fulfil the day-to-day campus operation.3. Continuously looking for new opportunities to provide more convenient services to staff and students and future-proofing the growth of the campus.4. Managing multiple on-promise infrastructural setups within virtualised technology, including numerous VMware VM and Docker.5. Integrating and maintaining third parties’ systems into the in-house built systems, such as card management and door access systems.6. Implemented monitoring system for the entire campus network systems, keeping all services running in good conditions.7. Implemented HTTPS protocol for all public-facing websites with an automated renewal mechanism for updating the certificates.8. Hardening website security by implementing input sanitisation and Prepared Statement for all SQL queries to prevent SQL Injection. 9. Assisting other teams to maintain and debug legacy systems, including Classic ASP, PHP 5.6, and MS SQL Server.10. Built a centralised cockpit system combined with students & staff account control, registration application, door access control, printer quota meter, audit log and more.11. Built an on-premise payment gateway system, routing all payment requests from internal systems to the external payment service providers.12. Implemented performance infrastructures using Linux/Nginx structure in UAT and production environment, replacing the old setups.13. Deployed an on-premise mail-relaying server for relaying and regulating all outgoing emails to the public POP3 server for simplified and better performance.14. Designed and implemented a hot backup strategy, running once per day, to ensure files & databases from more than 20 independent sites were safe using Shell/Bash command on Linux.

Computer Applications course for undergrad students, 7 classes.Fundamental of Linux course for vocational students, 4 classes.

Develop, testing, debugging, and maintaining middleware of set-top box.Developing Broadcom chip-based set-top box middleware, mainly using C language.