Weijun Huang
Rust Engineer (Early Core Team Member) at Flarion
Chengdu City, Sichuan, Spain
Summary
🤩
Rockstar🎓
Top SchoolWeijun Huang is a Rust engineer with 12 years of software experience, currently an early core team member building a high-performance distributed compute engine that accelerates Spark and Ray workloads. A longtime open-source contributor and Apache committer, he has improved robustness and test coverage in flagship projects like Apache Dubbo and contributed to Dubbo Admin’s UI and CI optimizations. His background spans systems, databases, and test automation—from implementing adaptive radix tree indexes at EPFL to improving Vitess SQL compatibility and accelerating COPY in PolarDB—reflecting strength in both low-level systems and developer-facing tooling. Comfortable across backend, DevOps, and QA, he blends rigorous academic training (DTU, EPFL exchange) with practical production-grade engineering. An interesting thread: he pairs distributed systems work with meticulous test and CI hygiene, often shrinking artifact sizes and hardening release pipelines behind the scenes.
12 years of coding experience
2 years of employment as a software developer
4.0/4.0, 4.0/4.0 at École PolytechniqueStudent Exchange Program, Student Exchange Program at Ecole polytechnique fédérale de LausanneBachelor's degree, Urban and Rural Planning, Bachelor's degree, Urban and Rural Planning at Xi'an University of Architecture and Technology (XAUAT)Technical University of Denmark
Chinese, English
Github Skills (42)
unit-testing10
apache-dubbo10
libgdx10
testing10
zookeeper10
java10
cicd10
javas10
junit10
spring-boot10
maven10
mockito10
test-automation10
selenium9
dockers9
Programming languages (18)
Github contributions (5)
apache/dubbo-samples
Jun 2019 - Jul 2021
samples for Apache Dubbo
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:3 reviews, 36 commits, 51 PRs in 2 years 1 month
Contributions summary:Weijun primarily contributed to maintaining and improving the build and release processes within the Dubbo-samples repository. Their commits focused on updating dependencies, modifying CI scripts for automated testing and report generation. Furthermore, the user added support for release verification within the CI pipeline, demonstrating a strong understanding of continuous integration and deployment practices. They also made changes to support protobuf serialization and related demo implementations, including adjusting build configurations.
dubboapache
apache/dubbo-admin
Jun 2018 - Aug 2021
The ops and reference implementation for Apache Dubbo
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:2 reviews, 19 commits, 41 PRs in 3 years 2 months
Contributions summary:Weijun contributed to the Apache Dubbo Admin project by implementing features, updating dependencies, and improving the user interface. They addressed issues related to random port selection in unit tests, updated the Dubbo version, and optimized the UI build process by reducing file sizes and enabling gzip compression. Furthermore, the user added consumer functionality for integration tests and expanded the testing coverage for the zookeeper registry, including more UI tests and screenshot enhancements.
opsdubboapachereference-implementation
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