UpZen 창업자 대표
컴퓨터 공학 석사 후 삼성전자에서 시작된 커리어가 친구덕에 실리콘밸리로 이어져 지난 28년간 13개의 다양한 스테이지의 회사를 다녔습니다 (창업, 대기업들, 다수의 스타트업들). 11개월 쉬어보기도 했고 엔젤투자, 어드바이저, 컨설팅 등의 역할도 해오고 있습니다.
스킬
경력 ・ 29년 7개월
2023.12 ~ 현재
스킬: 리더십, 커뮤니케이션, SQL, python, AWS, 머신 러닝, HR
Mentor at 500 Startups Mentor at SW Maestro LP at K2G Fund (https://www.k2gfund.com/) Angel invested in the following companies: - GoodTime.io (https://www.goodtime.io/) - ChartMetric (https://chartmetric.com/) - Cardon (https://www.cardonformen.com/) - The Miilk (https://www.themiilk.com/) - Select Star (https://getselectstar.com/) - Ceeya (https://www.ceeya.io/) - Hex Technology (https://hex.tech/) - Dokkaebier (https://enjoydkb.com) - Bobidi, Inc (https://www.bobidi.com/): YC W22 - Dallem (https://dallem.com/) - Relate (https://www.relate.so/): YC S22 - museLIVE (https://muse.live/) - EO (https://eoeoeo.net/) - Business Canvas (https://typed.do/) Played or playing an advisor role in the following companies: - Moloco (http://www.molocoads.com/) - Chequer (https://www.chequer.io/) - TeamBlind (https://www.teamblind.com/) - 월급쟁이부자들 (https://weolbu.com/) - 제로엑스플로우 (https://1hour.ai/) - MakinaRocks (https://www.makinarocks.ai/) - Noul (https://noul.kr/) - Locket (Acquired by Wish) Made numerous talks on data engineering & science and career: - Interviews with EO channel in Korean: - Part 1: https://www.youtube.com/watch?v=nLL409se8sM - Part 2: https://www.youtube.com/watch?v=XKqLz6WJSRA - Part 3: https://www.youtube.com/watch?v=3U0cbzmwSYc Taught coding for college students and people who want to switch to IT industry (mostly for non-profit)
2022.04 ~ 2023.11
Grepp USA is a subsidiary of Grepp, Inc out of Seoul, Korea.
2020.05 ~ 2022.04
Harmonize is a series A stage ($10M) startup building a remote care platform to impact patients at scale. Started as a consultant to build up its data infra from Aug 2019 before switching to a full-time in May 2020
2017.07 ~ 2020.01
Worked for the following companies: - Harmonize Health (San Mateo, CA): joined as a fulltime - Vetted Petcare (Los Angeles, CA) - Airvet (Los Angeles, CA) - Ready, Set, Food (Los Angeles, CA) - Printify (Latvia) - Tulip Cremation (San Francisco, CA) - Skip Scooters (San Francisco, CA) - Jobox.ai (Palo Alto, CA) - Coffee Meets Bagel (San Francisco, CA) - SK Academy (Seoul, Korea) - SK Telecom (Seoul, Korea) - Hyundai Card (Seoul, Korea)
2014.08 ~ 2018.07
- Built 15+ people data team (engineering and science) from scratch in San Francisco and also managed 15+ discovery engineering team (search/recommendation/api) in Ankara Turkey. - Built Data Warehouse using Redshift, Python, Spark/Hive/Presto and Pinball - Implemented Logging Framework using Hadoop/Spark/Hive and Django - Built Kafka/SparkStreaming/Cassandra based streaming infrastructure - Implemented Recommendation and A/B Test analysis pipeline using Hadoop/Hive on EMR, an on-premise cluster and Tableau
2012.12 ~ 2014.08
- Managed product catalog (crawl/feed) team, search team and data editorial team - Remained hands-on in Search (Solr/SolrCloud) - Evaluated and built data pipeline on top of AWS Redshift using hadoop(EMR)/pig/perl/S3
2012.01 ~ 2012.12
Providing consulting and training around Big Data (Hadoop) and Search (ElasticSearch and Solr) - My customers included Trulia, WiderPlanet, TapJoy, Samsung Electronics, ... - Trulia went IPO later in the year (2012) - Taught Hadoop programming to 30+ CS professors in Korea. - Wrote a Hadoop programming book in Korean (published in Feb 2013): * http://www.yes24.com/24/goods/8426044?scode=032&OzSrank=1
2011.04 ~ 2011.12
Built Video/Image Ads backend service on top of AWS
2004.02 ~ 2011.04
- Worked on Vertical Intent part of Web search. - Managed teams working on web search result presentation, International markets content coverage, breaking news handling and Local search - Was responsible for various International market web search qualities (focus on Asian markets) - Started as a senior engineer and eventually was promoted to director of engineering in Oct 2008
2003.04 ~ 2004.02
Managed Search run-time team
2002.02 ~ 2003.04
I was one of the co-founders. I designed and implemented a SEC-filing search engine (called EdgarIQ) and also developed a specialized insider-trading information web service called "insiderscoop".
2000.06 ~ 2002.02
- Designed and implemented search part of WiseNut search engine. Also worked on the operation/monitoring areas for the search engine. - WiseNut was acquired by Looksmart in April 2002
1995.02 ~ 2000.06
- Built Document Imaging System on top of MS Windows. - Worked with a number of clients including some big governemt agencies and banking/finance companies
교육
서울대학교 - 컴퓨터 공학 석사
1993.03 ~ 1995.02
- Taught Windows Programming (API and MFC) in 3 different programming schools - Developed a Windows based Hangul Wordprocessor
서울대학교 - 컴퓨터 공학 학사
1989.03 ~ 1993.02
Built BIOS for 386 PC which was a collaboration project with LG Electronics. I was part-timing from from 1990 to 1992
링크
개발 트렌드부터 Q&A, 네트워킹까지
요즘 개발자들의 필수 커뮤니티, 커리어리