- Handled an average of 40 customers per day at a yoga & Pilates center with approximately 400 members.- Managed overall operations of the classes and the studio.- Planned and practiced online marketing campaigns for customer acquisition.

Managed and improved the ‘Dog Tinder’ app based in USA, an app that helps dog owners find their dogs playdates.1. Web-to-App Transition- Oversaw the transition from mobile web service to a native app, identifying and resolving issues arising during the shift. Planned and implemented feature enhancements including QA with cross-functional teams.2. Product Improvement- Established a process for effectively improving the product funnel in an agile environment. - Proposed and implemented strategies that led to a significant increase in profile creation, multiplying the original numbers approximately by 100% in a month.3. Strategic Development- Led the expansion of target areas for our location-based service by analyzing regional and customer data, as measured by a three-fold increase in user influx in new areas.4. Marketing- Incorporated product insights and data to the marketing team and reduced User Acquisition Cost by 95% by creating targeted advertising and marketing campaigns

- Developed 'Sconn,' a second-hand platform for women's clothing based on personal tastes. Founded a six-person team 'Lookin4U' to advance the project. - Secured a total of 20M KRW in business funding from a government institution and others, receiving positive evaluations for its socially innovative ideas and market potential.- Planned and launched 'Sconn Curates' as an MVP through a web app in order to validate the hypothesis, achieving 328 downloads in approximately 40 days.

- Taught English aligned with the high school curriculum to four Korean middle and high school students, and elementary-level math to an elementary student.- Conducted customized lessons tailored to each student’s individual concerns, strengths, and weaknesses, drawing on my own systematic study experiences from school.- Tutored each student for a long time(up to 3.5 years), through earning trust from tutoring skills.- Successfully improved a student's English grade from Level 5 to Level 2(Official grading system of a Korean high school education policy).

- Handled online/offline promotion and sales tasks for the style wigs of men's style care brand MATCH based on customer-centric approach.

- Worked as a TA for English classes for toddlers and elementary school students.(Was compelled to resign due to the unforeseen COVID-19 situation.)