Yuxuan Ji
Data Engineer
Hangzhou City, Zhejiang, United States
Summary
🤩
Rockstar🎓
Top SchoolYuxuan Ji is a data engineer with 10 years of experience building robust backend systems and cloud-native infrastructure, currently working at Alibaba in Hangzhou. He brings deep systems expertise in Java, Go, and C++, with notable open-source contributions to high-profile projects like Apache Dubbo (implementing round-robin load balancing) and MOSN, improving RPC, service mesh, and proxy functionality. His background spans production bug fixes, test automation, and performance optimizations—skills honed through roles at Intel and multiple large-scale RPC frameworks. A published author and pragmatic engineer, he combines strong academic foundations in computer science and mathematics with hands-on experience shipping low-latency distributed systems. An often-overlooked strength is his cross-domain fluency: from protocol-level decoding and Hessian performance tweaks to data engineering at Alibaba, enabling him to bridge networking, middleware, and data platforms effectively.
10 years of coding experience
Master's degree, Computer Science, Master's degree, Computer Science at University of Southern CaliforniaComputer Science, 3.66/4.0, Computer Science, 3.66/4.0 at Beijing University of Posts and TelecommunicationsBachelor of Arts - BA, Mathematics, 3.96/4.0, Bachelor of Arts - BA, Mathematics, 3.96/4.0 at Boston University
Chinese, English
Github Skills (18)
unit-testing10
service-mesh10
apache-dubbo10
testing10
microservices-application10
distributed-systems10
proxy10
load-balancing10
bolt10
java10
javas10
rpc10
go10
microservices10
application-framework9
Programming languages (10)
Github contributions (5)
sofastack/sofa-rpc
May 2019 - Jan 2021
SOFARPC is a high-performance, high-extensibility, production-level Java RPC framework.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 2 reviews, 20 commits in 1 year 9 months
Contributions summary:Yuxuan primarily focused on bug fixes and code improvements within the SOFARPC framework. Their contributions addressed memory leaks in the resteasy extension and resolved unit test failures related to the bolt remoting implementation. They also made changes to prevent null keys in headers and prepared the codebase for a release. Additionally, they fixed an NPE and address judge of registry.
sofa-rpcrpcprotobufproductionrpc-framework
mosn/mosn
Jan 2020 - Nov 2021
The Cloud-Native Network Proxy Platform
Role in this project:Back-end Developer
Back-end DeveloperContributions:81 reviews, 23 commits, 29 PRs in 1 year 10 months
Contributions summary:Yuxuan primarily contributed to the core functionality of the MOSN proxy, focusing on the xprotocol implementation. Their work included fixing connection retry issues for the x-protocol, adding trace logs for debugging, and refactoring the Dubbo decode functionality. The user also improved the performance of the Hessian library used by Dubbo and optimized access logs.
golangsidecarload-balancerproxynetwork-proxy
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