Yongnan Zheng
Back End Developer at Freelance
Yongji County, Jilin, China
Summary
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SeniorYongnan Zheng is a versatile back-end developer with 12 years of software experience and a six-year focus on mobile and web delivery, routinely owning projects end-to-end from architecture to production. Comfortable across Node.js, Python, .NET Core, Ruby on Rails, PHP and Java stacks, he pairs that server-side breadth with practical database knowledge from Neo4j to PostgreSQL and MongoDB. He also contributes to front-end and mobile layers—native iOS/Android and cross-platform frameworks—enabling tight full-stack integration on the projects he leads. As a freelance senior developer since 2016, he has delivered over 50 web and mobile applications and currently collaborates with partners on a large-scale mobile/frontend-backend initiative. Based in Yongji County, Jilin, he blends rapid delivery with broad technical fluency, often taking both frontend and backend ownership to accelerate timelines and reduce handoffs.
12 years of coding experience
Github Skills (10)
npm-package4
uglify4
npm3
javascript3
cli3
isomorphic3
router3
typescript2
webpack-plugin1
webpack1
Programming languages (1)
Github contributions (5)
yongnanzhu/yongnanzhu.github.com
Jan 2015 - Oct 2016
Contributions:10 pushes in 1 year 9 months
reactpersonal-web-pagejavascriptweb-personalweb-page
ivcl/PathRings
Dec 2014 - Dec 2014
Contributions:6 commits in 6 days
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