Welcome to my page!
I'm Tony, a frontend developer based in Seoul, South Korea.
From December 2021 to February 2025, I worked at 3 Companies, contributing to various projects, including mobile app maintenance, enterprise system development, and personal app publishing.
* E-commerce, Payment systems, Socket communication, Chatting. *
Tech Stack: React Native, MMKV, User Auth, TanStack Query, Recoil, Zustand, React Navigation, TypeScript, and more.
1-1. E-commerce App
A platform that facilitates coupon trading and online shopping.
1-2. Crypto Chatting App
A communication app that provides real-time updates and discussions about cryptocurrency.
1-3. Education App
An educational app featuring video streaming, text editing, and in-app purchasing functionalities.
Tech Stack: Next.js, TanStack Query, Recoil, Express, Sequelize, Socket, TypeScript, and more.
2-1. Internal CMS (Corporate Management System) Development
Developed a comprehensive internal CMS for managing company data and user interactions, incorporating role-based access control and data visualization.
2-2. Payment Integration & System Optimization
Implemented multiple payment methods, optimized the existing payment flow, and enhanced transaction security and reliability.
2-3. Design System Implementation
Developed a reusable design system to ensure UI/UX consistency across all company applications, improving development efficiency.
2-4. External Collaboration & Promotional Integrations
Worked with external partners to integrate promotional campaigns into the company’s platform, ensuring a seamless user experience and accurate data tracking.
2-5. Channel Talk Integration & Custom Feature Development
Integrated the ‘Channel Talk’ solution for customer support and developed custom features to enhance communication and user engagement.
3-1. World Movie App (React Native, App Store, 월드무비)
A movie browsing app that fetches data from an API and displays movies based on sorting options. Users can search for movies and save their favorites in a personal collection after signing in via email.
3-2. LED Board App (UIKit, App Store, 최애의 아이돌)
An LED board app that scrolls user-inputted text across the screen. Users can customize text color, font, scroll speed, and pause settings.
3-3. Grocery List App (SwiftUI, App Store, 오늘의 장보기)
A to-do list app specifically designed for grocery shopping. Users can modify their lists, and the app features an onboarding view while following the MVVM architectural pattern.
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+ Skilled in data engineering using Python and the Pandas library.++ Proficient in backend tasks, including API development and database management (MySQL, Oracle).
Programming Language Skills: TypeScript, Swift, Python.
Human Language Skills: Korean (fluent), English (fluent), Chinese (fluent), Japanese (intermediate).