Experience

• 

  Tera internet communication

  Mar 2004 - May 2006

  Senior technical consultant

  - Develop One Click Restore system via network (From long distance Serv) - HW analysis , performance test and tuning - OS optimization ,tuning and test(windows , CMOS ,etc.) - Registry tuning, bug fix, patch (SW,HW)

• 

  Coreplus

  Dec 2006 - Sept 2009

  Siebel consultant and technical support

  - Siebel Configuration , EScript ,BC ,BO ,BS ,Applet - Met with customers identifying what their needs- Define function and design Business Logics- Siebel troubleshooting of development - Siebel Admin, server management , tuning and upgrade- Design and Develop of Siebel EAI by BS with IBM Websphere

• 

  Mariand

  Oct 2009 - Oct 2011

  Vice president of marketing and development

  - Develop webserver of Windows IIS - Using HTML, JSP, JAVA- Analysis of Market and make strategies- Analysis of search engine for advertising exposure - Management of Ebay and open markets

• 

  Rnb software

  Oct 2011 - Feb 2014

  Senior consultant

  - ORACLE RODOD- Developed UI, Business Logic, IF with BRM - Applet(UI), BC, BO, Workflow, Webservice , Escript- Met with customers identifying what their needs- Troubleshoot technical issues in Siebel - Answered internal and external questions about the JAVA to Siebel

• 

  Freelancer

  Mar 2014 - Jul 2017

  KT KOS-CRM TA 2016.02-2017-07Senior Technical Consultant (Siebel, RTD, OBIEE(Analytics))Technical Support, Trouble Shooting, System Operation - KOS SI-SM Hand Over- System Stabilization- Troubleshoot technical issues- Development Technical Support- System administration- Analysis long queries and sources- Technical Architecture KT BIT BSS TA Senior Technical Consultant (Siebel, RTD, OBIEE(Analytics))Technical Support, Trouble Shooting, System Operation , Deployment - PL- Troubleshoot technical issues- System administration- Analysis long queries and sources- Technical Architecture- NBSS Go Live Support

  • Sebel Senior Technical Consultant

    Feb 2016 - Jul 2017

  • Sebel Senior Technical Consultant

    Mar 2014 - Feb 2016
• 

  Asiana idt

  Jul 2019 - now

  Big data engineer, project manager

  Big data, AI, Cloudera, Project manager