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  • CLO Virtual Fashion2020.08 - present
    Frontend Developer(React, Redux, Mobx, Javascript, Typescript, Nextjs, Yarnberry, Emotionjs, Material UI, Storybook, AWS, K8S, Azure, Figma, Zeplin, Framer, JIRA, confluence, Slack)

    ✔️ CONNECT (https://connect.clo-set.com)
    CLO-SET CONNECT is a global community for fashion creators to empower their digital assets through open marketplace, portfolio management tools, and networking solutions.

    • Upgraded the payment system by integrating Stripe and PayPal SDKs, along with a full cart page redesign to improve checkout UX, including abuse prevention logic.• Refactored fabric and garment categorization using nested parent-child object structures, enabling more granular and efficient search filtering.• Optimized the web platform for responsive mobile design, enhancing accessibility and overall UX.• Developed a real-time notification system using WebSocket APIs to improve user engagement and instant communication.• Developed a rich-text editor for the community page using the Tiptap Headless Editor API (Tiptap).• Developed pages that offering 3D mod outfits for games (Inzoi).• Monitored Web Vitals scores monthly, achieving a cumulative improvement of over 20 points through continuous performance optimization.• Implemented frontend monitoring solutions with Datadog for improved system insights.• Migrated the build process from Babel to SWC, reducing build time by up to 50%.

    ✔️ CLO-SET (https://style.clo-set.com)
    Cloud PLM (Product lifecycle management) platform for fashion industry focusing on communication and decision making, management.

    • Refactored annotation features• Developed history of billing for paid subscription plan

    ✔️ Developing Design system

    ✔️ Back office admin for CLO-SET & CONNECT

  • SK Holdings (C&C)2015.07 - 2020.03
    2018.03 - 2020.03
    Frontend Developer (with BFF)(React, Redux, MySQL, Oracle, Nodejs, Jenkins, ELK, DC/OS, Java, Grafana, Git, Nginx)

    • Developed a hiring website to help local college students launch their IT careers by connecting them with their first professional opportunities• Built the SK Hynix internal private cloud platform console, including a CI/CD management interface to streamline development workflows
    2015.07 - 2018.02
    Full-Stack Developer(JQuery, HTML, CSS, Java, Spring, Jenkins, Oracle, Mybatis)

    • Developed internal web based communication systems for semiconductor manufacturers and engineers.

  • Hanyang university2008.03 - 2015.02
    • Majored in Electronic engineering (Bachelor Degree)