Yong-uk Choe (최용욱)


Chief Technical Officer at Plus-i (https://www.plus-i.co.kr) Seoul, Republic of Korea 2013 - Present

  • Worked as a consultant to provide network security solutions for businesses
  • Built Linux router, VPN and firewall
  • Developed and manufactured ShieldOne SIG/ETM/SSL/UTM
  • Installed and operated CISCO switches, Ahnlab Trusguard, PfSence, Fortigate, PIOLINK WAF/PAS-K
  • Maintained Cent/RHEL/Ubuntu/Debian/Citrix Linux servers.
  • Introduced Docker, Kubernetes(k8s, k3s), Ansible
  • Used Python, Bash, Perl, QT, Gitlab, Github, Bitbucket, Trello

Senior Developer at ESOCOM (http://www.esocom.com) Seoul, Republic of Korea 2002 - 2012

  • Developed Linux Netfilter Kernel modules
  • Built Linux Router, VPN and Firewall
  • Development and manufactured Anchor VPN/UTM/IPS
  • Used C, PHP, Python, SVN, Trac, Trello


RIT 2018 -

  • CyberSecurity MicroMasters

고려대학교 / Korea University 1995 – 2002

  • BSC Environmental and Civil Engineering

Self Study and Side projects

  • Internet History, Technology, and Security(Univercity of Michigan, 2013)
  • Unity3D Game development
  • cocos2d iOS Game development
  • Flutter + Firebase Mobile App. development
  • Social Network Service


Python(3.x, 2.7, IronPython), PySide/PyQT, Flask, Bottle, C#(unity3D), Dart(Flutter), Node.js(Vue.js, etc.), Perl, PHP, mongoDB, cassandra, elasticsearch, MySQL, postgreSQL, SQLite, Amazon EC2, docker, Kubernetes, k8s, k3s, git, subversion, github, bitbucket, Trac, Slack, Trello, Discord, Linux, Cent, RHEL, Ubuntu, Debian, Alpine, Netfilter, iproute2, Bash, zsh, raspberry-pi,


  • English (Professional Working)
  • 한국어/Korean (Native)