Experience

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  E-nes corp.

  Mar 2000 - Dec 2002

  Assistant research engineer

  – Performed Web Development, Architecting- Project ㅤ· Samsung - Enterprise Portalㅤ· Ulsan Hyundai Motors - VAN Systemㅤ· Itouch017 - Wired / Wireless Advancement and Renewalㅤ· SK Life - Neo-Life Webhard, Clubㅤ· SK Corp. - ZIC B2Bㅤ· Carpos21 (National Automobile Maintenance Sub-Cooperative)ㅤ· LG Telecom - EZ-I Wired / wireless portal- Used Technology ㅤ· WML, HDML, HTML, CSSㅤ· ASP, JSP, Javascript, JScriptㅤ· MS-SQL, ORACLE, UNISQLㅤ· Applet, JRUN, TCL/TK, AUR Show less

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  Cowley corp.

  Jun 2003 - Aug 2004

  Assistant research engineer

  – Performed Mobile Development, Architecting- Project ㅤ· Mobile SVG Image Viewerㅤ· WIPI Flash Player- Used Technology ㅤ· PocketPC2003, EVC++, ActiveX Controlㅤ· WIPI(spec 1.2), Flash Lite(1.1), SKT WIPI Clet, C

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  Uracle corp.

  Sept 2004 - Jul 2009

  Research and development engineer

  – Performed Mobile Development, Architecting- Project ㅤ· ExMobile Platform Developmentㅤ· SKT WIPI 3G(USIM) MSTOCK, MCMA (CIDP) Service ㅤ· SKT WIPI Mobile Tra (CIDP)ㅤ· Uracle Corp. integrated development platform CIDP(Client Intergration Development Platform)ㅤ· SKT, KTF WIPI VM MSTOCK Mobile Trading Service- Used Technology ㅤ· WIPI(spec 1.2), JAVA, SKT WIPI Clet/Jlet, Socket Communicationㅤ· JAVA, C/C++

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  Asg korea corp.

  Jul 2010 - Nov 2010

  Senior research engineer

  – Performed Mobile Development, Architecting- Project ㅤ· Hanwha Securities - MTS(iOS) Service Developmentㅤ· MOKA framework Development- Used Technology ㅤ· Android(Java), iOS(Objective-C)

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  Uracle corp.

  Dec 2010 - Jul 2013

  Senior research engineer

  – Produced mobile client team.- Programmed morpheus platform development, architecting- Performed mobile service development- Project ㅤ· Architecting / Development of Morpheus Hybrid Mobile Platformㅤ· Office U Serviceㅤ· UPax iOS MTS Service- Used Technology ㅤ· Android(Java), iOS(Objective-C), Javascript, CSS, HTML5ㅤ· Socket communication

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  Vlolv corporation

  Oct 2014 - Mar 2020

  Senior lead software engineer

  – Operated mobile client team.- Programmed mobile development, architecting- Performed mobile service project development, architecting- Planned mobile service- Project ㅤ· Development and operation of Kiwoom Securities HeroS MTS Serviceㅤ· Episode service: service for residents of high-end officetelㅤ· Bixolon mobile label editing/printing app service: labels on mobile Service to edit and print to label printerㅤ· Litco corp. Smart Road Freeze Prevention Mobile Service: Remote control, monitoring, and monitoring of road freeze prevention systemsㅤ· Samsung Phone + Eco Manager, Experience : Gear device management service for Samsung worldwide store retailㅤ· Kiwoom Securities FSS MTS (Mobile Trading Service): Thailand FSS MTS service developmentㅤ· WATO Planet: Service for communication with people around youㅤ· UniRing service: Operation and action processing service through Bluetooth communication with UniRing (ring)ㅤ· Presentation service for Samsung smartphonesㅤ· Samsung Gear VR Control Agent: Development of an middle agent between Gear VR and Action Chairㅤ· Fishing field management CCTV real-time player: RTSP player to play real-time data of fishing field management CCTVㅤ· EBS Pulja: Bundle app of English learning books, repetitive sentence learning and section play functionㅤ· Nonghyup Life Mobile SFA: Morpheus-based Nonghyup Life SFA Project- Used Technology ㅤ· Android(Java), iOS(Objective-C)ㅤ· Android(Kotlin), iOS(Swift)ㅤ· C/C++ㅤ· RTSP, Socket, Bluetooth, Modbus TCPㅤ· AWSㅤ· Web (HTML, CSS, Javascript)ㅤ· Node.js, FCM Show less

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  우리은행

  Apr 2020 - Jan 2021

  Senior lead software engineer

  - Woori Bank Mobile Corporate Banking - Programmed mobile development, design, architecting (MVVM)- Data communication module development- Using Swift (iOS)

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  키움증권

  Dec 2021 - now

  Senior lead software engineer

  - Kiwoom Securities' Mobile CI/CD system designing and development, managing- Used Technology ㅤ· Jenkins, fastlane, nodejs, gitea, docker- Kiwoom Securities' HeroS# service development.- Kiwoom Securities' new mobile platform(HeroS#) designing and development, managing- Kiwoom Securities' performance improvements.- Kiwoom Securities' HeroS maintenance.- Build and apply Spidermonkey v58 Javascript engine (Android, iOS)- Used Technology ㅤ· Android(Kotlin, Java), iOS(swift, objective-c), Visual Studio Code Extension(Typescript)ㅤ· C/C++ Show less