Sang-chul Kim

Machine Intelligence team, Team leader at 11street
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Contact Information
us****@****om
(386) 825-5501
Location
Seoul, South Korea, KR
Languages
  • 한국어 Native or bilingual proficiency
  • 영어 Limited working proficiency

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Credentials

  • 정보처리기사
    -

Experience

  • 11번가 (11STREET)
    • South Korea
    • Technology, Information and Internet
    • 100 - 200 Employee
    • Machine Intelligence team, Team leader
      • Dec 2021 - Present

    • Machine Intelligence team
      • Jul 2020 - Dec 2021

      Feature Mining & Engineering Recommendation Model design for E-Commerce+ 07.2020 - 10.2020: Developed Search Result Comparison tool for debugging Solr+ 10. 20210- 02. 2021: Contents Related Product(CRP) recommendation modeling:: launching new CRP Model with 3.3% CTR (higher than average CTR among other released recommendation services)+ 03. 2021 - Current: View Together based Item to Item Recommendation Modeling:: 05.2021 launching VT2.0 model increasing GMV 7.56%, iCVR 3.58%, cCVR 7.19% higher than existing model+ 05. 2021 - Current: Bought Together Item Recommendation Modeling+ 09. 2021 - Current: Dynamic pricing modeling

  • Coupang
    • South Korea
    • Technology, Information and Internet
    • 700 & Above Employee
    • Sr. Software Engineer
      • Mar 2017 - Jul 2020

      Search Quality Team's Data Science-related Project (ML/AI Professional, Especially, NLP-based query analysis project)Sr. Software Engineer from Search Quality at CoupangProject list+03.2017 - 09.2017. Category-ambiguous Query detection Project+09.2017 - 01.2018. Seasonal Query analysis+02.2018 - 09.2018. Typo query detection+01.2019 - 03.2019. Relevance Feedback based Higher Profit Item Substitution in Search Ranking+04.2019 - 09.2019. Relevance improvement on Search Result in Specific Category:: DCG improves 0.894->0.910 on CE category by using query-product type classification +10.2019 - Present. Discoverability improvement on diverse important Query :: Query-based Conversion +2.997%, CTR +2.17%, GMV +4.8%

  • Samsung Electronics
    • South Korea
    • Computers and Electronics Manufacturing
    • 700 & Above Employee
    • Summer Internship
      • Jul 2011 - Aug 2011

      Research Internship at DMC Research Center during Summer vacation on Master corsework* Research & Develop a Seamless video Streaming and communication on Home smart devices* REST API Design for communicating between Android smartphone and robot vacuum cleaner * Developed the communication module robot vacuum cleaner Research Internship at DMC Research Center during Summer vacation on Master corsework* Research & Develop a Seamless video Streaming and communication on Home smart devices* REST API Design for communicating between Android smartphone and robot vacuum cleaner * Developed the communication module robot vacuum cleaner

Education

  • 서강대학교
    Ph.D., Computer engineering
    2013 - 2017

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