Wan Sim is a Seoul-based software engineer with seven years of experience building and modernizing web applications, currently shaping front-end architecture at Apartmentary. She has led migrations to monorepo and Next.js architectures, established design systems with Storybook, and introduced TDD and ADR practices to speed decision-making and improve quality. Her background spans enterprise projects at LG Uplus—where she improved API response times by 30% and automated E2E tests—and product-focused work at Handhug delivering revenue and admin tooling. Comfortable across React, Next.js, TypeScript, Vue, and backend APIs, she excels at modularizing common components and standardizing development patterns. Colleagues rely on her pragmatic approach to balance rapid prototyping with long-term maintainability. Beyond shipping features, she brings a clear focus on developer experience and reproducible architecture decisions.
7 years of coding experience
2 years of employment as a software developer
Bachelor Software (Minor Media Communication), Bachelor Software (Minor Media Communication) at Kwangwoon University
Contributions:21 releases, 159 commits, 117 PRs in 1 year 3 months
open-source-management
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.