GyeongBae Jeon | Data Analyst

email: gyeongbae311@gmail.com
English Resume (click for download)
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履歴書 (click for download)
168.4KB
職務経歴書 (click for download)
258.4KB

| SUMMARY

Spearheaded campaigns that propelled the CIDER app to the #1 spot in the iOS real-time app downloads for the shopping category, secured the #1 position in iOS's most popular free apps, and achieved a Top 20 ranking in the 2023 Fashion E-commerce Monthly Active Users.
Initalized localization marketing strategy in Korean market and managed from A-Z

| WORK EXPERIENCES

CIDER | Marketing Associate (2023 June - 2024 Feb)
Performance Marketing Management in Kakao and Naver
[Purpose]
Resolve the challenges of gathering more users and GMV through Naver and Kakao ads
Initailize the optimization of Naver and Kakao Ads
[Method]
Tuning budget allocations and optmizing ad campaign operations
Developing data monitoring framework improving with essential KPIs and direction
Conducting comprehensive research analysis of competitors’ marketing strategy and creating following action-plans.
[Result]
Revitalized Naver and Kakao marketing campaigns in annual 200% increase in campaign performance with a consistent 26% monthly growth in average.
Optimized the ad campaigns based on customer segmentaion
Constructed the cross-checking dataframework and communication funnel with stakeholders
CRM Marketing Initalization and Customer Service Management
[Purpose]
Implement localized CRM strategy to enhance customer engagement and retention rate
Improve the quality of customer service
[Method]
Increasing the app retention rate and gmvs through Kakao CRM tools
Delivering and adopting competitor’s strategey
Devising a solution to provide a better localized customer service to local consumers of which we did not provide Korean customer service at that time
[Result]
Contributed in higher rentetion rate and payment success rate through Kakao CRM especially after integrating related Kakao app messages such as "Payment Reminder_30minutes, Split_Shipping, Order_Confirmation, Leave A Review.”
The customer service SOPs to the oversea collegues improved in performance in customer service quality to local customers
Kakao Chatbot contributed in reducing direct customer inquiries to the oversea customer service collegues and collecting complain data.
UI / UX Optimization
[Purpose]
There was a concern over how to improve overall UI/UX for Korean customers
The company’s app lacked localized translation
[Method]
Compiled development document of the automatic address fill service and coordinated with backend team to integrate
Analyzed domestic e-commerce sizing and proposed improved sizing options, moving away from a foreign size-centric approach
Created a comprehensive UI/UX research analysis documents of return/refund process
[Result]
A/B Testing turned out that automatic address API resulted in a 20% improvement in address conversion rates
Localized sizing contributed in decreasing relevant customer inquiries and conversion rates
The company accepted the lacking points compared to other fashion ecommerces and went on for improvement
Offline Pop-Up Planning & Operation
[Purpose]
Prior to hosting pop-up stores at Waterbomb and Konkuk University, the company decided to launch a large pop-up store at Space Wadiz, Seoul.
[Method]
Planning the event strategy and procedure including the pop-up event, display banners, viral marketing campaign, pop-up contract with parternign agencies, drafting of press release articles
Making sure the budget spent is minized as possible
Communicate with logistics team to support in merchandises for prizes and item stocks for the pop-up
[Result]
The offline pop-up events and operations attracted three times the usual visitor rate of the venue and sparked a 7,243% surge in SNS search rates, overseeing all aspects from viral marketing to press releases and contract negotiations.
The pop-up event managed to secure over three times the average visitor count compared to competitors.
Viral Marketing Management
[Purpose]
All content was being distributed in the form of Paid Placement (PPL) advertisements. In South Korea, consumers prefer organic contents than paid ad content.
Therefore, to appeal to Korean consumers, an execution plan for viral advertising were developed, which focuses in generating fake organic contents
[Method]
Construct viral marketing strategy and plan
Persude company’s headquarter to acquire the budget
[Result]
Revealed that executing viral marketing alongside influencer marketing, SNS marketing, and seasonal promotions generated the best synergistic effect, making the results more pronounced.
The adopted data tracking framework measured the KPI called Media Value, which helps to calculate the cpc cost depending on the media and content format
Ambassador Program Planning & Operation
[Purpose]
Escalate local awareness and loyalty
[Method]
Planning and executing ambassador program
Observing other brands, it was noted that ambassador programs often elevate brand value and enhance consumer loyalty through direct communication.
The ambassador program was devised with three goals:
fostering user engagement
launching exclusive collections within the app to draw domestic consumer interest,
generating advertising content.
The execution required extensive collaboration with various departments, demanding significant multitasking and coordination
[Result]
Generated contents resulted were 52% for feed and 47% for reels, surpassing initial targets and generating sales nine times the invested budget.
CIDER | Marketing Intern (2021 July - 2023 May)
Focus Group Interview Planning & Operation
[Purpose]
Collect and analyze the Voice of the Customer (VOC) from domestic consumers to better understand their needs and preferences
[Method]
Planning and executing Focus Group Interviews (FGIs) to gather in-depth customer insights.
[Result]
Action plan based on the interviews was set-up
SNS Marketing Management
[Purpose]
Connect with Korean customers through Naver blog before expanding influence on Instagram and other platforms
[Method]
Planning and coordinating daily social media posts, including customer service guides, event promotions, and branding posts
Increasing brand awareness through Naver blog
Managing daily posts on Twitter
[Result]
Significantly enhanced the effectiveness of SNS content marketing, leading to an 81% increase in daily visitors to the Naver Blog and a doubling of the follower count within six months.
Influencer Marketing Management
[Purpose]
Execute influencer marketing campaign in Naver and deliver associated SOPs to the internal team
[Method]
Planning and launching of Naver influencer marketing campaigns.
Creation of standard operating procedures (SOPs) and internal guidelines for Naver influencer marketing.
Development of an influencer tier chart and organization in Excel.
Formulation and definition of performance metrics.
[Result]
Executed KOL campaign for Naver influencers. The coordination involved an elaborated version of the guideline, leading to a 67% increase in Gross Merchandise Value (GMV) compared to previous KOL campaign
Coordinated in-house and cooperative Influencer Marketing campaigns across platforms such as Naver, Instagram, and YouTube, fostering active collaboration with Key Opinion Leaders (KOLs) and establishing local SOP

| DATA ANALYSIS PROJECTS

| WORK PROJECTS

| SKILLS

SQL
SQL Basic Functions, Sub-query, Window functions
SQL query for RFM, Cohort, Funnel, and Retention analysis
Python
Intermediate Coding, Customer Segmentation with Linear Regression, K-Means, Clustering, Gaussian-Mixture
Creating viusalization using heatmap, boxplot, bar-graph, scatterplot, and etc.
Google Analytics 4
UTM seeding, tracking
Data cleansing and and analysis
Excel
EDA with pivotchart and visualization
Power BI
EDA with powerquery, data-modeling, and visulization

| CERTIFICATIONS

MIT-Data Science Program | MIT & Great Learning (Issued September 2024)
BASIC, INTERMEDIATE | HackerRank (Issued August 2024)
Datarian SQL Bootcamp | Datarian (Issued August 2024)
Microsoft Excel Expert | Microsoft (Issued July 2024)
Power BI Data Analyst Associate | Microsoft (Issued July 2024)
Intermediate Python | Datacamp (Issued June 2024)
Yahoo!広告 ベーシック | Yahoo! Japan (Issued Feb 2025)

| EDUCATION

Beijing Foreign Studies University | Beijing, China (2019 - 2023)
Bachelor’s degree, International Economics & Trade
Dean’s List (2020, 2021), Beijing Government Scholarship (2022) | 4 Years Full Tuition
Student Union President (2021 – 2022)
Calvin University | Michigan, USA (2014 -2016)
Bachelor’s degree, International Relations
Member of Public Relations of Korean Student Association
Internship from American Red Cross

| LANGUAGES

English
Native Level
TOEIC 935
Korean
Native
Chinese
Business Level
HSK5
Japanese
Business Level
JLPT2
Turkish
Business Level