Xin Zhao
Game Server Development Engineer at Tencent
Shenzhen, Guangdong Province, China
Summary
🤩
Rockstar🎓
Top SchoolXin Zhao is a game server development engineer with 13 years of experience building high-scale backends for titles including PUBG MOBILE and a Tencent game that topped one million concurrent players. Based in Shenzhen, he combines deep production experience in multiplayer architectures with active open-source work—authoring network tools like a TCP/UDP-over-ICMP tunnel and a lightweight proxy, plus a Mahjong AI and winning-hand algorithm. Comfortable across Java and Go, he focuses on protocol design, low-level networking, and robust server logic that powers live games. His contributions show a blend of production-grade engineering and experimental tooling, reflecting both hardcore gamer instincts and pragmatic system design. A Nankai University computer science graduate, he is known for shipping reliable multiplayer systems and for translating game rules into efficient algorithms for AI and storage.
12 years of coding experience
6 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Nankai University
Github Skills (22)
algorithm10
algorithms10
udp10
tunnel10
icmp10
protocol-buffers10
network-programming10
networking10
java10
javas10
go10
tunneling10
tcp10
proxy9
sql9
Programming languages (14)
Github contributions (5)
esrrhs/majiang_algorithm
Nov 2017 - Dec 2021
麻将胡牌算法以及AI算法
Role in this project:
Back-end Developer
Back-end DeveloperContributions:56 commits, 1 PR, 91 pushes in 4 years 1 month
Contributions summary:Xin primarily contributed to the implementation of a Mahjong algorithm, evident through modifications to the `HuTable`, `HuUtil`, `HuTableFeng`, and `HuTableJian` Java files. Their work included adding and modifying logic to calculate and determine winning hands. The user also added and modified SQL scripts likely for data storage and retrieval related to the algorithm.
pythonaimajiang
esrrhs/spp
May 2020 - Dec 2022
A simple and powerful proxy
Role in this project:Back-end Developer
Back-end DeveloperContributions:6 releases, 178 commits, 8 PRs in 2 years 7 months
Contributions summary:Xin's commits primarily involve adding and modifying protocol buffer definitions within the `frp.proto` file, including definitions for various frame types (LOGIN, DATA, PING, PONG, OPEN, CLOSE, etc.) and their associated data structures. The user also modified Go code to implement client and server logic. These changes indicate the development of a communication protocol and related backend functionality for the proxy application. These contributions highlight a focus on defining message structures and handling network interactions.
rudpproxyreverse-proxyicmpsocks5
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