crystal zhu
Backend Engineer | System Architecture & API Integration
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crystal is ready for their next project!
Meet crystal
Backend engineer specializing in workflow-heavy systems, API integrations, and reliable backend architecture. I help teams design and implement clear, maintainable services for complex operations, validation rules, and cross-system data flows.
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Rate
$25 - $50/hr
Skills and tools
Details
Hong Kong
(GMT+8) China Standard Time (CST), ±3 hours
Fluent in Mandarin • Limited Working Proficiency in English