Hybrid Cloud Network Security . Develop SaaS/Web applications using microservice and serverless architecture with RESTful interface design. . Write unit test and mock solution with Mockito and JUnit. . Deploy and test applications on AWS/Azure cloud service. . Work in Agile team with HDD and CI/CD. Skills and Tools : Java, Spring, JUnit, AWS, Azure, DynamoDB, CloudWatch, Microservice, Lambda, Serverless, Docker, Git, Jenkins.

. Front-end development : Developed mobile apps related to employee benefits and activities like booking massage sessions, reserving car park spaces, labour and health insurance applications, finding specific store locations and information on the map and leave and overtime application. (Independently developed and released five apps and upgraded four apps.) . Back-end development for RESTful API : Serialised data from SQL Server into JSON format text. . Full-stack development : Developed a new version of Human Resource System as well as integrate and enhance the old version of recruiting system, overtime application system, salary management system, and e-Learning course system. . Automated deployment of commit code on development, test, production environment using Jenkins and daily tested mobile apps. . Worked closely and effectively with designers, project managers, developers, and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability and performance. . Created UML diagrams and software design documents. Skills and Tools : HTML5, CSS3, JavaScript, jQuery, ASP.NET C#, SQL Server, AJAX, JSON, XML, Xcode, Android Studio, Git, Apache Cordova, Jenkins.

. Full-stack development : Developed and designed systems for internal HR use based on HTML, CSS, JavaScript, ASP.NET C# and SQL Server. Information Systems which can manage the condition of employees for certain situations, such as part-time employees' contract and special leave employees. . Managed leave and overtime requests and a system of over 6, 000 users. . Carried out resignation, reorganisation, and payroll duties, as well as ensured the Management Information System accurately reflected current staff conditions and details. . Assisted executive leaders in decision-making procedures by analysing employees' resignation data and creating weekly reports to advise leaders on corrective actions and process improvements.

Department of Chemical Engineering . Set up and managed project budget and handled purchase orders. . Figured cost estimates and made monthly accounting reports. . Worked closely with postgraduate students on many aspects of their academic life : scheduling, team formation and inter-office communication. . Managed complex and detailed projects for executives by ensuring budget adherence and timely delivery. . Completed multiple tasks simultaneously to optimise project completion.