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Kyoungwon Lee

Software Engineer

Seoul, South Korea

[email protected]


Education

Korea Advanced Institute of Science and Technology, Daejeon, South Korea

Master of Science in Department of Division of Web Science and Technology, August 2013

Web Science and Technology major

Korea University, Seoul, South Korea

Bachelor of Science in Computer Science and Engineering, February 2011

Computer Science major

Work Experience

Daangn, Seoul, South Korea

Software engineer, December 2019 ~ Present

  • Develoed KarrotMarket Service Server-side → Especially flea market service

Lunit Inc. , Seoul, South Korea

VP of Software Development, Software engineer, November 2017 ~ November 2019

  • Managed and built Software Development team (18 members)
  • Designed and implemented Partner Integration tasks
  • Designed and implemented a renewal of Lunit INSIGHT backend server (50%)
  • Designed and implemented an annotation tool for Precision Pathology (100%)
  • Developed an Inhouse Deployment System (100%)
  • Developed Inhouse Image Routing System (100%)
  • Etc
    • Develop dev culture
    • Participated as an Interviewer
    • Suggested and Maintained various supporting tools (Confluence, Jira, Asana, Notion, etc)

Oz1 Inc. , Seoul, South Korea

Software engineer, September 2016 ~ October 2017

Kakao Corp. , Seongnam, South Korea

Software engineer, July 2013 - September 2016

  • Developed KakaoTalk notification center system which is located at 4th tab and right side of user info area as a main developer.
  • Developed KakaoTalk user profile backend system, and maintained it as a main developer.
  • Designed leveraging points, and applied for Kakao Corp’s in-house services such as Kakao Story, Brunch, Kakao Page, Kakao Music. Recently prepared to expand to open API for third-party services.
  • Proposed and Developed KakaoTalk In-app browser widget.
  • Improved KakaoTalk’s A/B test environment, and applied lively for user profile feed layout.
  • Enhanced sms reachability for global countries by applying automated sms vendor selection based on their authentication rate.
  • Contributed on various fields for KakaoTalk such as url scrap, monitoring, and minor platform client like Nokia Asha.

Oral Presentations

DEVIEW 2018

Experience of Data Management & Development for Digital Pathology AI Product, Seoul, South Korea, October 11, 2018.

https://deview.kr/2018/schedule/226

Startup Job Festival - 한국엔젤투자협회 스타트업 채용 페스티벌 2019

Experiences as a startup developer - From a popular messenger to a medical AI product, Seoul, South Korea, October 31, 2019

http://m.jobnjoy.com/mobile/job/hotnews_view.jsp?nidx=369880&depth1=1&depth2=1&depth3=1

http://m.kr.ajunews.com/view/20191031175237678

Researches and Publications

International Conference

DART: An Efficient Method for Direction-aware Bichromatic Reverse k Nearest Neighbor Queries, Proc. of the 13th International Symposium, SSTD 2013, Munich, Germany, August 21-23, 2013.

http://link.springer.com/chapter/10.1007%2F978-3-642-40235-7_17

Ads by Whom? Ads about What? Exploring User Influence and Contents in Social Advertising, Proc. of the ACM Conference on Online Social Networks (COSN 2013), October 2013.

http://dl.acm.org/citation.cfm?id=2512950

International Journal

DART+: Direction-aware Bichromatic Reverse k Nearest Neighbor Query Processing in Spatial Databases, Journal of Intelligent Information Systems: Volume 43, Issue 2 (2014), Page 349-377

http://link.springer.com/article/10.1007%2Fs10844-014-0326-3

Patents

METHOD FOR PROVIDING CONTENT, CONTENT PROVIDING SERVER FOR PERFORMING THE PROVIDING METHOD AND METHOD FOR RECEIVING CONTENT, USER DEVICE FOR PERFORMING THE RECEIVING METHOD, South Korea, 10-2013-0162897, Applied on May 28, 2015

METHOD FOR DISPLAYING WIDGET FOR EXTENSION SERVICE, AND DEVICE FOR PERFORMING THE METHOD, South Korea, 10-2015-0145829, Applied on September 12, 2017

METHOD FOR PRIVACY-SAFE COMMUNITY COMMUNICATION USING MESSENGER BOT SYSTEM, South Korea, 10-2015-0061679, Applied on September 29, 2017

METHOD AND APPARATUS FOR RECOMMENDING PHOTO COMPOSITION, South Korea, 10-2014-0062493, Applied August 25, 2016

어노테이션 작업 관리 방법, 이를 지원하는 장치 및 시스템, South Korea, 10-2018-0137355, Submitted on November 9, 2018

Languages

Fluent writing, reading, speaking Korean and conversational English

Skills

Proficient with Python, Django, Ruby on Rails, Javascript, Postgresql, MySql, Redis, AWS, Git,

Knowledge of Java(spring), RabbitMQ, Zookeeper, OAuth2, React, HTML/CSS, Jquery,

Experience with large size data/traffic processing, distributed service design

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