A Z
Senior Staff Software Engineer at ByteDance
Haidian District, Beijing, China
Summary
👤
Senior🎓
Top SchoolA Z is a Senior Staff Software Engineer based in Haidian District, Beijing, with 13 years of experience focused on large-scale ML systems, recommendation engines, and distributed training infrastructure. He has led end-to-end GPU training projects (including 128 A100 deployments) and architected PyTorch-based training/serving frameworks for deep learning recommendation models and foundation-scale MoE models at ByteDance, Meituan, Baidu, and Huawei. His work spans productionizing LLM and multi-modal training/serving infra for recommender systems and building NVMe-optimized TB-scale training nodes that cut hardware costs substantially. Known for delivering near-linear scaling across large GPU clusters, he combines hands-on systems engineering with algorithmic expertise in CTR and recommendation models. A Peking University master's graduate, he uniquely pairs large-scale systems optimization with direct impact on revenue-driving ML products.
14 years of coding experience
4 years of employment as a software developer
Master's Degree, Computer Software Engineering, Master's Degree, Computer Software Engineering at Peking UniversitySoftware Engineering, Software Engineering at Northeastern University (CN)
English, Chinese
Github Skills (22)
javascript10
seo10
translation10
rendering10
smarty10
vuepress10
vue10
elasticsearch8
phantomjs8
sql8
blog-engine8
static-site-generator8
json-data7
headless-browser7
data-transfer6
Programming languages (5)
Github contributions (5)
hao123-fe/her
Dec 2014 - Mar 2018
High-performance Enhanced Rendering solution, an implement of Pagelet and Bigpipe for Smarty. Hao123前端高性能渲染解决方案
Contributions:8 releases, 82 commits, 20 PRs in 3 years 3 months
renderingsmartybigpipefisjavascript
hao123-fe/her-runtime
May 2015 - Jul 2016
her的核心运行时代码，包括后端PHP类库+smarty插件和前端js框架
Contributions:2 releases, 21 commits, 2 PRs in 1 year 1 month
herphpsmarty
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