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Minuk HwangProduct Engineer
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Zero Gravity Frontend

Next.jsThree.jsGLSL

Wellness platform visualizing emotions as 3D planets. Improved framerate from 29fps to 61fps via shader and LOD optimization, trimmed First Load JS by 58% with bundle restructuring.

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Lotte Innovate

Payment Flow Design

ReactError HandlingFlow Design

Unified payment flow. Standardized 5 stages x 10 error types with separation of concerns, reducing per-brand code from 2,300 to 30 lines and integration effort from 3 days to 1 hour.

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Lotte Innovate

Digital Card Architecture

ReactBuilder PatternCompound Component

Multi-layer digital card system. Accelerated card production by 87% with Builder Pattern, optimized sprite assets by 75%.

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Zero Gravity Backend

Spring BootJavaMySQL

Spring Boot REST API for emotion logging and AI analysis. Reduced token usage by 97% through Time Bucket sampling, architected cloud infrastructure from scratch.

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UI Spy

ReactMatter.jsSVG

Interactive playground for learning UI terminology. Built with Matter.js physics, clip-path spotlight, and diverse interaction patterns.

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Lotte Innovate

Multi-Brand Design System

ReactTailwindDesign Token

Design system for a 10+ brand platform. Reduced codebase by 83%+ with 4-Layer CSS Token Architecture, streamlined brand onboarding from 1 man-day to under 1 hour.

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Zero Gravity Frontend

Next.jsThree.jsGLSL

Wellness platform visualizing emotions as 3D planets. Improved framerate from 29fps to 61fps via shader and LOD optimization, trimmed First Load JS by 58% with bundle restructuring.

lock
Lotte Innovate

Payment Flow Design

ReactError HandlingFlow Design

Unified payment flow. Standardized 5 stages x 10 error types with separation of concerns, reducing per-brand code from 2,300 to 30 lines and integration effort from 3 days to 1 hour.

lock
Lotte Innovate

Digital Card Architecture

ReactBuilder PatternCompound Component

Multi-layer digital card system. Accelerated card production by 87% with Builder Pattern, optimized sprite assets by 75%.

lock
Lotte Innovate

Multi-Brand Design System

ReactTailwindDesign Token

Design system for a 10+ brand platform. Reduced codebase by 83%+ with 4-Layer CSS Token Architecture, streamlined brand onboarding from 1 man-day to under 1 hour.

arrow_forward

Zero Gravity Backend

Spring BootJavaMySQL

Spring Boot REST API for emotion logging and AI analysis. Reduced token usage by 97% through Time Bucket sampling, architected cloud infrastructure from scratch.

arrow_forward

UI Spy

ReactMatter.jsSVG

Interactive playground for learning UI terminology. Built with Matter.js physics, clip-path spotlight, and diverse interaction patterns.

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Minuk Hwang ⓒ

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Minuk Hwang ⓒ