denny yu

analyst programmer

About

- Over 8 years of software development and analysis experience. - Familiar in Unix Shell Script, SQL programming and PowerCenter (ETL tool). - Well intercommunication with supervisor and teammate. - Take the initiative at work.

Country

hong kong

City

hong kong

Industry

information technology and services

Skill

shell scripting, unix, sql, informix, sybase, etl tools, powercenter, data warehousing, itil v3 foundations certified

Experience

programmer trainee

wing lung bank

2008-6 - 2008-9 · 4 mos

* Enhancing bank system in IBM Mainframe environment. * Performing system tests based on user’s requirement. * Implement system changes by using COBOL and SQL.

analyst programmer

hospital authority

2008-9 - Present · 18 yrs

* Involved in SDLC from the requirement gathering through implementing in production. * Develop ETL (Extract, Transform and Loading) components for retrieving data from different clinical system to data warehouse by using PowerCenter, Unix Shell Script and SQL (Sybase and Informix). * Develop Unix applications to extract data from Data Warehouse for clinical systems or statistic purpose. * Develop WSDL-based Web Services to provide data to clinical system by using JDeveloper. * Analyze and enhance the performance of existing system. * Provide guideline and coordinate teammate in software upgrade and migration. * Provide 7x24 production support.