Patrick Cheung Email & Phone Number

Melbourne, Victoria, Australia

Hong Kong

● Provided API designs based on business users' requirements from various client bases, ranging from e-Commerce businesses to government bodies.● Performed hands-on API development.Major technology stack:● Java 8● Spring Boot 2.1.8● MyBatis 2.1.0● RabbitMQ● Mule 4● Oracle DB● Docker● JenkinsClients:==========(1) A major pan-Asian retailer involved in the processing and wholesaling of food and personal hygiene products in the Pacific region and in China● ProjectImplementation of a new customer loyalty system. The system consists of a series of APIs connecting POS (point of sale. i.e. cashier, mobile app etc.) with backend CRM, exchanging membership information.● AchievementsSatisfactory completion of APIs connecting to legacy backend systems using MuleSoft technology, enabling the client to reuse legacy business logics in the new system.==========(2) An independent statutory body charged with regulating the securities and futures markets in Hong Kong● ProjectImplementation of the next generation licensing system. The system serves as the sole application gateway for brokers, investment advisers and fund managers to apply for licences for market participation.● Achievements- Completed API designs which follows the business workflow as depicted by users.- Completed development of Spring Boot APIs carrying out the described business workflow.

Hong Kong

Commercial Banking IT● Involved in the e-Banking re-platforming initiative which targets to migrate the legacy platform to a new generation system.● Participated in hands-on backend API development as a senior developer.● Created technical designs and provided high level guidelines for developers to implement.● Assisted developers in coding and deployment issues.● Ensured the product meets performance and security standard.Major technology stack:● Angular● Java 7● Spring Boot● Spring Data JPA● Spring Security● LDAP● Mule 3● WebSphere Application Server● Oracle DB● Jenkins● Completed the revamp of the Risk Profiling Questionnaire platform- Customers could update their investment risk rating swiftly.- Fulfilled the latest regulatory requirement.● Completed the revamp of the internal system used by Customer Contact Centre, which supports customers’ e-Banking activities- Enabled 300+ call centre agents to handle customers’ online banking related requests and enquires with improved efficiency.

Hong Kong

Staff Channels, Retail Banking and Wealth Management IT● As an IT project manager, involved in the project to demise the legacy front-end system used by the bank’s Customer Contact Centre and replace with global Staff Front End solution adopted worldwide.● Gathered requirements from business on existing local system behaviours, performed feasibility study and handled user expectations.● Delivered requirements to overseas development team for Hong Kong-specific modification.● Managed overseas development team to perform enhancement on global core design based on local requirements.● Managed local development team to perform seamless system integration of the new system to Hong Kong environment.● Responded to production issues by involving development teams for investigation and provided timely feedback to business.Major technology stack:● Spring Framework● Java● WebSphere Application Server● Oracle DB● Succeeded in delivering system migration by phase following an Agile approach● Began by parallel running of existing front-end system and global design.● Replaced the customer information display in new UI.● Gradually migrated transactional functions.● New telephony and voice components integrated in later phase to complete the migration.

Hong Kong

● Provided study as well as development of new features to the bank’s e-banking system.● Created functional and technical designs, while at the same time ensured user requirements were well-documented.Major technology stack:● jQuery● Spring Framework● Spring MVC● Spring JDBC● Java● WebSphere Application Server● Collaborated with well-established insurance companies to bring about straight-through insurance quotation and payment at partner portal site, initiating from the bank's e-banking system.

Hong Kong

● Participated as a developer in a team which manages the bank's retail banking online services, including public website and e-banking system.● Produced accurate, clear and efficient software from a wide range of specification by following software development life cycle.● Provided continuous round-the-clock support for the systems to maintain undisrupted service.Major technology stack:● jQuery● Spring Framework● Spring MVC● Spring JDBC● Java● WebSphere Application Server● Supported credit card projects on bank public website by enabling clients to enroll in reward campaigns with their credit card numbers, without the need to register on phone.● Responded to production incidents and maintained system healthiness. Performed system diagnosis and provided insights for recovery. These may be issues caused by front end e-banking system mal-functioning, or core banking system (mainframe) failure, etc.● Adopted counter measures to Denial-of-Service (DOS) attacks to company website. Implemented blocking mechanism on web server which would forbid access from malicious IP address if the threshold is reached.

Hong Kong

● As an Analyst, gathered user requirements in system enhancements related to the bank’s e-banking system, as well as implementing specifications into technical design.● As a Mentor, provided guidance and advice to programmers in delivering system modification.Major technology stack:● Java EE● JPA● WebSphere Application Server● Sybase● Assisted in the revamp of the bank’s e-banking system, transforming the legacy Java applet-based system to one that uses Java EE technologies.

Hong Kong

● As a Developer, participated in development tasks related to the bank’s core banking system.● As a Supporter, provided daily production support to users on internal systems involving business units in remittance, loans, etc.Major technology stack:● z/OS● Job Control Language (JCL)● COBOLModified the bank funds transfer system, enabling support for real-time settlement services for all payments cleared in mainland China.

Hong Kong

Global Banking and Markets IT● Performed development tasks related to trade data reporting systems.Major technology stack:● VBA● Completed automation worksheets with VBA which extracted Profit-and-Loss (PnL) data for business users’ analysis purpose.