Junghyun Oh
Seoul
Summary
Data-driven analyst specializing in campaign performance analysis and data integration. Expertise in translating complex datasets into actionable insights and optimizing cross-channel marketing strategies. Proven skills in ETL processes, dashboard design, and advanced analytics techniques, including K-means clustering and uplift modeling, resulting in measurable business outcomes.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Trading Specialist
Mercury Project
Seoul
01.2023 - Current
- Owned and optimized programmatic campaigns on the Google Marketing Platform (DV360, GA4), and Meta Ads, ensuring client KPIs through continuous performance monitoring.
- Built and maintained Looker Studio dashboards for real-time monitoring, accelerating reporting cycles by 40%, and enabling actionable insights for campaign optimization.
- Led end-to-end GA4 and Google Tag Manager implementations, including tracking plan design, custom event scripting, validation, and troubleshooting.
- Developed KPI-based marketing media mix strategies, leveraging K-means clustering, process mining, and uplift modeling to optimize campaigns, achieving higher conversion rates, and improved ROAS.
Brand Analyst
MarqVision
Seoul
10.2021 - 09.2022
- Designed AI-driven demo environments, increasing client engagement by 20%.
- Developed innovative pre-sales strategy for IP SaaS solution, integrating social media features and ESG insights.
Operations Manager
Creket
Seoul
07.2020 - 08.2021
- Executed A/B tests across email and social media, reallocating budgets based on multitouch attribution insights to achieve a 150% increase in qualified leads.
- Directed launch of over 70 global content marketing projects with creators, facilitating successful market entry into new territory.
Education
Bachelor of Arts - Interdisciplinary Studies-Philosophy, Politics And
University of Idaho
Moscow, ID, USASkills
- Mobile advertising and programmatic platforms: Campaign Manager 360, Display and Video 360, Google Ads, Google Analytics (GA4), Google Tag Manager, Meta Ads Manager, MMPs
- Data analysis and visualization: Looker Studio, SQL, Excel, Python
Certification
- Google Data Analytics
Languages
Korean
First Language
English
Advanced (C1)
C1
Timeline
Trading Specialist
Mercury Project
01.2023 - Current
Brand Analyst
MarqVision
10.2021 - 09.2022
Operations Manager
Creket
07.2020 - 08.2021
Bachelor of Arts - Interdisciplinary Studies-Philosophy, Politics And
University of Idaho