xiaohai
Beijing, China
Summary
👤
SeniorXiaohai Z is a senior engineering manager specializing in machine learning with 15+ years of technical leadership across OS, multimedia, networking, distributed systems, big data and AI. He has led high-impact ML initiatives at PayPal—driving AI-enabled checkout and consumer insights across multi-billion-dollar TPV—and previously built search ranking, recommendation and buyer-intent models at LinkedIn. A founder and former CTO/CEO of multiple video and streaming startups, he combines product-minded entrepreneurship with deep research instincts (Google Scholar active) and a passion for mathematical foundations. His published work on data fusion and a background spanning Microsoft, Uber and large-scale consumer platforms reflect a rare mix of systems-level engineering and advanced ML/NLP expertise. Based in San Francisco, he focuses now on bringing academic rigor to production ML problems such as recommendation, ranking and e-commerce language models.
11 years of coding experience
Github Skills (47)
mdeditor10
java10
unique-id10
wechat9
markdown9
spring9
jvm8
react8
hystrix8
feign8
editor8
vue8
vite8
linux8
architecture8
Programming languages (5)
Github contributions (5)
xiaobox/Java-Developer-Knowledge-Base
Apr 2022 - Aug 2022
12年积累倾囊相授 java 程序员职业生命周期（工程师、架构师、技术总监、CTO）所需技能知识图谱
Contributions:31 commits, 2 PRs, 23 pushes in 4 months
javaredisfeigngarbage-collectionhystrix
xiaobox/mdeditor
Aug 2025 - Apr 2026
Modern MD Editor 是一款面向创作者与内容团队的「高颜值 Markdown 编辑器 + 社交平台发布器」。它以极致的界面与交互为基础，提供所见即所得的实时预览与多端视口切换，并通过一键复制将 Markdown 转为适配微信公众号/社交平台的高保真富文本（自动内联样式、字体/行高/字距与主题化适配），让创作到发布的最后一步变得优雅、高效、可控。
Contributions:5 releases, 1 review, 2 PRs in 8 months
markdownmdeditoreditorvue3wechat
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.