I have 16 years experience of Internet Application and Client/Server Application Developer. There are my technical points on user interface and screen design, database models planning, T-SQL implementation , application development using Visual Studio in recent 5 years.

I have a variety experience for Internet and Client/Server system , user application developer, therefore sustainable,  and reliable application development has been completed through my higher view of IT application build.

Chat app development(2021~ )

•    Chat app development using React-native /JavaScript with AWS

Data entry for database implementation

Database developer and Programmer  5 Years (Hannah’s Mart and Kitchen, 2015~2020) : Retail POS system Developer

•    MS SQL Server, Design and Modeling, T-SQL implementation

(View, stored procedure, indexing, security ,Entity design)

•    Database Administration(Backup and restore ,performance  Tunning, and  planning)

•    MS Visual Studio, VB.NET, C#

•    Scanner and  Printer API, Retail Application User Interface and Development

Integrated Internet System Developer 5Years (Fujitsu Korea,1998~2004)

•    Web application - ASP.NET, Java 

•    IIS Web Server 

•    MS SQL Server, Oracle Database Design/Modeling/Tuning/SQL developer and query and administration

•    Mail Server/FTP server

•    Firewall Security System

•    Performance and Tuning

Web system integration and Tuning (Fujitsu Korea, 1998~2003)

Web System Developer and Network application Developer(Fujitsu Korea, 1988~1998)

Web system backend and frontend application