- Dev. Team Lead at BBODEK: Nov 2023 ~ Present
- Backend Part Lead at TeamO2(Carmore): Dec 2019 ~ Oct 2023
- Lead Engineer at LOEKOREA: Jun 2019 ~ Nov 2019
- Backend Engineer at HIPHOPER: Dec 2018 ~ May 2019
- Backend Code Reviewer at NAVER Connect Foundation boostcamp Web/Mobile 8기
- Backend Code Reviewer & Coach at elice SW Enginner Track 2기, 3기, 9기 (K-Digital Training)
- Former Student at Woowa Bros(배달의민족) 우아한테크캠프Pro 4기
- Former Speaker at NAVER Connect Foundation Software Edu Fest 2018, 2019
- Former Assistant Lecturer at YouthVoice, Smilegate Foundation