Kwangho Lee

Kwangho Lee

Software Engineer

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location of Kwangho LeeSouth Korea

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  • Timeline

  • About me

    Principal Software Engineer — Samsung SDS

  • Education

    • Gyeongnam Science High School

      1989 - 1991
    • KAIST

      1991 - 1996
      Bachelor of Science (BS) Computer Science

      Activities and Societies: baseball, musical band

  • Experience

    • SEODU LOGIC, Inc.

      Jan 1996 - May 1999
      Software Engineer

      Developed various EDA (Electronic Design Automation) tools : Schematic Editor, Logic Simulator, File Parser, Translator and etc. I used C and C++ language and various development tools : MS Visual Studio, lex, yaccAlso studied many other computer languages: Java, Python, Perl, Tcl/Tk.Learned how to apply design patterns and studied large scale c++ software design

    • Daewoo Information Systems Co., Ltd.

      May 1999 - Dec 1999
      Software Engineer

      Developed a multipoint video conference system with researchers in ETRI (Electronics and Telecommunications Research Institute) which is one of the government-funded institutes.

    • Impact Online, Inc.

      Jan 2000 - Dec 2001
      Senior Software Engineer

      Designed and implemented network programming library in C++Developed instant messenger software using the library and successfully supplied it to many portal sites.Led in the architecture and development of remote lecture system for academies

    • Brainzsquare, Inc.

      Jan 2002 - May 2005
      Senior System Programmer

      * participated in the management of company as a directorDesigned & implemented secure network programming library in C++Developed disk based backup software runs on the various UNIX and windows platform using C, C++ and MySQL.Developed contents delivery system runs on UNIX and supplied it to KT that is the biggest ISP in KoreaDeveloped a NT service program for network drive by referring to samba source code and documentationFully responsible for product conceptualization, design, implementation, quality assurance, and maintenanceEfficiently led my software development team and successfully completed many turnkey projects related to file backup, and so made a great contribution to the company’s profit. Show less

    • NetKingCall, Inc.

      Jul 2005 - Nov 2006
      Principal Software Engineer

      NatKingCall is Korea R&D Center of Ximeta, Inc. USA - Analyzed NDAS(Network Direct Attached Storage) technology patented by Ximeta and proposed applications - Participated in the surveillance camera project and video on demand project - Developed a file sharing software on Linksys WRT54G series router for NDAS hard disk

    • Samsung SDS

      Feb 2007 - now
      Principal Software Engineer

      * Developed & Taught VMware assessment expert course - developed teaching materials* Developed & Taught Linux system programming - developed teaching materials for Linux system programming* Leading VMware cloud assessment - developed shell script for VMware cloud assessment - created VMware cloud assessment checklist - assessment VMware hybrid cloud* Leading DBaaS (DB as a Service) development - Docker/Kubernetes based PPAS provision PoC - R&D PPAS HA (Corosync, Pacemaker, DRBD, pgpool, etc) - developed PPAS(Postgres Plus Advanced Server) on OpenStack Trove : instance create/delete/modify, resize volume, backup/restore - Oracle Exadata, Enterprise Manager 12c PoC* OpenStack(Swift, Trove, Horizon, Keystone) Analysis/Install/Test - Swift(Grizzly/Havana) + Keystone(Folsom/Grizzly/Havana) analysis/install/test : staging deploy(proxy 2, storage 5) : production deploy(proxy 8, storage 15) : Swift vs AWS S3 API analysis & comparison : Swift vs DDN performance test : develop Swift Java SDK based on jclouds : Trove(Icehouse/Juno) : writing Horizon(based on Django) developer guide * Leading development of Samsung Smart TV App Framework & various Smart TV Apps - based on HTML5, CSS3, JavaScript, jQuery - Family Story, Social TV, Search All (Smart TV signature service) - Facebook(with XMPP), Twitter, Google Calendar, Picasa, Smart Program Guide(like EPG), etc. : Cooperate with Facebook, Twitter, Google - IME(Input Method Editor), OAuth module - Smart TV App manager&launcher - Technical support for various outside Smart TV Apps(Netflix, National Geographic, SK Comms, etc)* Leading development of web-based cloud resource management system : Java, Spring Framework, OSGI, Hibernate, Velocity, Oracle, SOAP, REST API Show less

  • Licenses & Certifications

    • ISTQB Foundation

      ISTQB - International Software Testing Qualifications Board
      Sept 2008
    • VCP5-DCV

      VMware
      Apr 2014
    • VCAP5-DCA

      VMware
      Aug 2014
    • AWS Certified Solutions Architect - Associate Level

      Amazon Web Services
      May 2016
    • VCP-Cloud

      VMware
      Apr 2014