About Crystal Yong | Contra Crystal Yong
Crystal Yong

Crystal Yong

Full Stack Developer | Booking, Rental & Multi-Vendor System

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Meet Crystal

Full Stack Developer specializing in booking platforms, multi-vendor systems, and Stripe Connect integrations. I build revenue-critical infrastructure using React, Next.js, Node.js, and SQL — with clean architecture, scalable cloud deployments, and performance-driven SEO to support real operational growth.


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