Hello

— I'm Yoonseung Park, a Growth Marketing Leader

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ABOUT

I build marketing systems that drive measurable revenue — not just campaigns that ship.

Growth marketing leader with 13+ years across Korea's top financial brands. I bridge marketing strategy and technical execution with hands-on SQL, AI automation, and Python.

Growth CRM A/B Testing SQL AI Automation Fintech Partnerships

EXPERIENCE

2025–Present

KakaoPay

Senior Manager, Data Marketing

Secured ₩750M incentive revenue through data-backed targeting
128% annual KPI achievement (36,236 conversions)
A/B experimentation roadmap & SQL enablement for team

2021–2025

KakaoPay

Senior Manager, CRM Marketing & Business Strategy

Segmentation & MyData personalization across lifecycle
LTV scoring logic & experiment-led execution culture

2013–2021

Samsung Card

Digital Marketing & Service Strategy Manager · 8 years 8 months

4 teams: Strategy → Brand → Digital → Customer Marketing
Web Award Korea Grand Prize (2014)
15+ brand partnerships (Disney, Tourism Australia, etc.)

2009–2012

University of York, UK

BSc Economics & Finance · GPA 4.0/4.5

CFA Level I Passed

HOW I WORK WITH AI

I don't just use AI — I build systems with it.

Experimentation Design

AI-assisted experiment design, copy variants, and statistical analysis for A/B programs

SQL Enablement

Built curriculum and templates with AI to raise team analytics autonomy

Campaign Automation

Python pipelines for targeting, scheduling, and performance reporting at scale

Performance Reporting

Automated dashboards and insight generation replacing manual weekly reports

Claude GPT-4o Gemini Python SQL Streamlit

Hello

I build marketing systems that drive measurable revenue — not just campaigns that ship.

I don't just use AI — I build systems with it.

Let's connect.