- Introducing the atomic design pattern to abstract components.- Implementing a process for code consistency and standardization to enhance legacy improvement and increase development productivity.- Distinguishing responsibilities between local storage and session storage to improve the performance and stability of the login process.- Establishing user authentication and authorization client processes.- Reducing runtime errors and maintenance costs through strict TypeScript migration.- Enhancing testing and development productivity with the use of Mock Service Worker.- Synchronizing backend and type inference through code generators.- Introducing test coverage across all repositories to strengthen stability.- Developing and maintaining the matching admin, communicating with the server which implemented the CQRS pattern with Kafka. using GraphQL subscriptions.- Improving scroll performance and rendering speed for large datasets through windowing techniques, enhancing initial loading speed.- Managing sales-related data and making data-driven decisions by tracking user behavior through Mexi Pixel and Google Analytics.

Non-face-to-face subscription for private equity funds and Block Deal app funds.1. Development and Planning Participation in the Admin Page:- Initial environment setup using Vite, ESLint, and Prettier.- State management using Zustand.- Active participation in the planning stage.- Enhancing stability through the use of TypeScript.2. Development of FundGo Landing Page:- Search Engine Optimization (SEO) work using web standards and meta tags.3. Experience in developing web views for both iOS and Android operating systems.

- Publishing numerous mobile guidebooks- Renewal of KT Paperless website- Renewal of KT NET website