Hwisun Bae | Notion

👋🏻 Hiya! I am a software developer, Hwisun.

const Hwisun = new SoftwareDeveloper(
	engName     =  "Hailey",
	phoneNumber =  "0737-706-2711",
	email       =  "[email protected]"
)

like to focus on improving system scalability, optimizing frontend performance and reducing backend latency through data-driven decisions.
identifies performance bottlenecks and streamline database interactions.

period | 2022.08 ~ 2026.04

position | HR Team Software Developer II

C#, TypeScript, MySQL, playwright

Led migration from API-off to API-on architecture for a core feature, improving scalability and reducing reliance on legacy workflows
Identified and resolved performance bottlenecks in a React application by optimizing hook dependencies and minimizing unnecessary re-renders
Maintained and upgraded npm dependencies, resolving security vulnerabilities and ensuring stable production builds
Reduced database query count per API request by optimizing queries and removing redundant calls, improving API performance

period | 2019.01 ~ 2019.08

position | Review Comp Tax Team Test Automation Dev

JavaScript, Protractor, Selenium

Designed and automated above 70 test cases
Executed automated test cases across the suite of RCT product
Utilized knowledge of HTML, CSS, HTTP to specify errors
Collaborated with Tax team and Smart Engagement team on changing forms in application and dealing with compatibility issues