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Yusak Wijaya

Front-End Developer

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Intro
Jakarta, Indonesia
Fullstack engineer at Kozystay
Joined March 23, 2025

Skills

Languages

English
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Intermediate
Indonesian
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Native or Bilingual
About
Dynamic product designer with a proven track record of leveraging a background in frontend engineering to craft seamless design experience for users. Crafted a design system with usability level of 87,5% and revamped mobile old design that reduce 11% uninstall rate. Now i am working as fullstack developer
Experience
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Kozystay
Aug 2024 – Present
Jakarta
Fullstack engineer