Xiaochen Wang
軟件開發 at 金山軟件
Hong Kong, China
Summary
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RockstarXiaochen Wang is a seasoned software engineer based in Hong Kong with 15 years of experience focused on backend systems, low-level network programming, and Nginx-based web server internals. Currently at Kingsoft, he has a proven track record fixing subtle bugs, closing security issues, and optimizing routing and connection handling in high-performance C codebases. His open-source work includes meaningful contributions to Tengine and several Nginx modules—ranging from ARP/IP stack improvements and IP fragment reassembly to CONNECT proxy enhancements and upstream management—demonstrating deep protocol and systems expertise. He pairs engineering rigor with strong attention to documentation, having corrected and clarified Nginx book content and examples for broader developer adoption. Notably, his contributions fixed use-after-free vulnerabilities and improved debugging visibility, showing a pragmatic focus on reliability and maintainability. Xiaochen brings a blend of practical low-level skill and collaborative open-source stewardship to production-critical infrastructure.
15 years of coding experience
Github Skills (21)
url-routing10
ip10
http10
c1110
tengine10
c1710
network-protocol10
nginx10
arp10
documentation10
upstream9
markdown9
openssl9
markdown-it9
webserver9
Programming languages (11)
Github contributions (5)
alibaba/tengine
Apr 2013 - Dec 2022
A distribution of Nginx with some advanced features
Role in this project:
Back-end Developer
Back-end DeveloperContributions:8 releases, 61 reviews, 377 commits in 9 years 10 months
Contributions summary:Xiaochen contributed to the Tengine web server by addressing issues in the upstream check module, optimizing the round robin algorithm, and fixing a connection testing problem. They also worked on SPDY/3 support and addressed several vulnerabilities and bugs related to memory corruption and header parsing. Additionally, they merged changes from nginx 1.4.5 and 1.4.7 releases to keep the Tengine up-to-date.
nginxdockertenginedistributionhttp3
chobits/ngx_http_proxy_connect_module
Mar 2016 - Nov 2022
A forward proxy module for CONNECT request handling
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 releases, 8 reviews, 207 commits in 6 years 9 months
Contributions summary:Xiaochen primarily contributed to the development of the `ngx_http_proxy_connect_module`, a forward proxy module for CONNECT request handling within Nginx. Their work focused on extending the module's functionality by implementing features like port range support for the `proxy_connect_allow` directive. Additionally, the user addressed bugs, including a compilation error and a use-after-free vulnerability, improving the module's stability and reliability. The user also added new variables to enhance debugging and provide additional information about the proxied connections.
nginxproxyforward-proxytenginehandling
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