Example Convenience Store (part-time) · Night-shift staff

• Created a night-shift stock checklist that reduced missed orders, and reported weekly shortages to the manager.

• Trained two new staff members on checkout, shelving and closing.

Campus Cafe Experience Proposal · Survey design · Analysis · Team of 4

Google Forms · Excel

• Designed a survey of 120 students and analyzed the results to identify three pain points in waiting time, seating and payment. Presented the improvements to the student welfare committee.

Business Society Treasurer · Dues management · Reporting

Excel (pivot tables · functions)

• Organized a year of dues and spending in Excel and shared monthly spending reports at regular meetings.

Example Software (intern) · Backend Engineering Intern

• Changed the admin order lookup API to paginated queries and added indexes to reduce lookup delays.

• Added about 40 unit tests to existing features and documented feedback from code reviews.

Example University

Computer Science · B.S. · Graduated

• Key courses: Data Structures, Operating Systems, Databases, Computer Networks

New App Launch Campaign · Channel mix design · Budget management

Meta · Google App Campaigns · AppsFlyer

• Designed the channel mix and budget split, reaching 50,000 installs in the first month at a CPI 22% below target.

Example University

Media & Communication · B.A. · Graduated

Example University

Software Engineering · B.S. · Graduated

Example Commerce · Backend Developer (Payments)

• Owned a payment module handling 200,000 orders a day and moved approval to asynchronous processing, cutting peak timeouts from about 30 a month to single digits.

• Designed caching and invalidation for product details, cutting average response time from 220ms to 60ms.

• Wrote the code review guide and PR template, cutting review wait from two days to half a day.

Example Mobility · Server Developer

• Built booking and settlement APIs and split the month-end settlement batch, cutting run time from 6 hours to 1.5 hours.

• Refined alert thresholds and wrote response runbooks, nearly halving night-time pages.

Payment Service Split · Design · Development lead · Team of 4

Kotlin · Spring Boot · Kafka · MySQL

• Split payments out of the order server into its own service connected by Kafka events, so payment failures no longer spread to all orders.

Example Living · Content Marketer

• Posted four times a week and planned a customer-story series, growing Instagram followers from 12,000 to 45,000 in a year.

• Planned and wrote 40 how-to articles from keyword research, growing organic visits from 8,000 to 25,000 a month.

• Planned a spring influencer campaign that brought in 1,800 new sign-ups.

Example Content Lab · Editor

• Planned and edited articles for a lifestyle web magazine, publishing more than 20 pieces a month.

• Tested newsletter subject lines and layouts, raising average open rate from 22% to 31%.

Brand Voice Guide · Planning · Documentation

Notion · Figma

• Unified writing and image rules that differed by channel into one voice guide, so partners and new teammates create content to the same standard.

Example University

Korean Language and Literature · B.A. · Graduated

Example Pay · Product Designer

• Redesigned error messages in the transfer flow, cutting support requests after failed transfers from 400 to 150 a month.

• Consolidated 30 shared components and documented state and accessibility rules with engineering, cutting new screen production from two weeks to one.

Example Commerce · UI Designer

• Designed product list and detail screens and produced seasonal event pages.

• Created a design QA checklist that reduced post-launch design fix requests.

Example University

Industrial Design · B.F.A. · Graduated

Membership Revamp · PM · 6 engineers · 2 designers

SQL · Amplitude · Jira

• Analyzed benefit usage to drop unused benefits and strengthen first-month perks, lifting paid membership conversion 1.4x.

Example University

Industrial Engineering · B.S. · Graduated

Example University

Statistics · B.S. · Graduated

Example Commerce · Data Analyst

• Found the cause of falling repurchase through cohort analysis, leading to a decision to send coupons within 7 days of the first order.

• Unified revenue and active-user definitions into a dashboard, cutting weekly report prep from four hours to 30 minutes per team.

Example Research · Junior Data Analyst

• Cleaned client survey data and wrote cross-tabulation reports.

• Automated recurring Excel tallies with Python scripts, saving 20 hours a month.

Recommendation A/B Test Design · Experiment design · Analysis

SQL · Python · Statistical testing

• Designed sample size and duration and interpreted results, recommending holding a full rollout because clicks rose without a difference in purchases.

Partner Channel Launch · Planning · Contract negotiation

Salesforce · Partner agreements

• Signed reseller agreements with three regional IT distributors and built training material, winning nine new customers through partners in the first year.

Example University

Business Administration · B.A. · Graduated

Example Soft · HR Manager

• Handled 45 hires a year, diversified sourcing and standardized interview scheduling, cutting time to hire from 52 days to 34.

• Redesigned onboarding into a two-week program with mentors, cutting first-year attrition from 18% to 9%.

• Ran the performance review revamp with quarterly goal check-ins as the working lead.

Example Retail · HR Coordinator

• Ran attendance, payroll and social insurance for 300 employees without errors.

• Moved attendance tracking from Excel to an HRIS, cutting month-end close from three days to one.

Example University

Psychology · B.A. · Graduated

Example Precision · Senior Accountant

• Ran the monthly close for KRW 80B in annual revenue and automated reconciliations, cutting close from seven business days to four.

• Filed VAT and withholding directly and prepared corporate tax materials, filing three years with no penalties.

• Handled about 60 audit requests and set up evidence folders by account, cutting the next year's audit support from three weeks to two.

Example Tax & Accounting · Accountant

• Kept books and prepared VAT materials for 15 small business clients.

• Standardized evidence collection schedules by client, reducing overtime during filing seasons.

Example University

Accounting · B.B.A. · Graduated

Example Networks · Business Support Associate

• Handled supply purchasing for an office of 120 and renegotiated vendors, cutting annual purchasing costs by about 15%.

• Automated corporate card reconciliation in Excel, cutting month-end settlement from two days to half a day.

• Chose vendors and managed the schedule for an office move completed with no downtime.

Example Retail · Office Coordinator

• Organized contracts and letters under shared drive rules with a searchable index.

• Built a tracker for renewal dates of about 50 vendor contracts, eliminating missed renewals.

Example University

Public Administration · B.A. · Graduated