Product & Frontend Engineer at Humanlog observability platform. Conducted UX research at conferences (KubeCon, FOSSASIA), designed guerrilla devtools marketing, and built the multitenant observability frontend used by global teams.

Led frontend development of three e-commerce services. Redesigned architecture with Atomic Design, established Git Flow and code review processes, achieved successful launch of Health Price service.

Developed crypto exchange web/app services. Built Flutter hybrid app with FCM push notifications, optimized rendering performance and refactored legacy code.

Developed multiple web services including corporate websites, admin dashboards, and e-commerce platforms. Built shared component libraries and animation systems for team collaboration.