Liu Wenzheng
Senior Software Engineer at Kyligence
Shanghai, Shanghai, China
Summary
🤩
Rockstar🎓
Top SchoolLiu Wenzheng is a Senior Software Engineer based in Shanghai with 9 years of experience building high-performance analytics and distributed query systems. At Kyligence he progressed from core engineer to technical lead and software architect, designing multiple generations of MDX query engines and a SaaS indicator analysis platform, with hands-on ownership of deployment, performance tuning, and R&D processes. He currently contributes to the open-source Gluten project to accelerate Spark vectorized computation and has strengthened Byzer-lang’s backend resilience and integration tests, demonstrating a focus on production reliability and developer experience. Comfortable bridging product POCs with deep technical design, he has repeatedly turned customer scenarios into scalable query and semantic-layer solutions. Trained originally in geosciences, he brings a data-driven, analytical mindset to large-scale data platform engineering.
9 years of coding experience
6 years of employment as a software developer
Bechelor, Geological and Earth Sciences/Geosciences, Bechelor, Geological and Earth Sciences/Geosciences at Nanjing University
Github Skills (10)
javas10
spark10
data-pipelines10
data-pipeline10
java10
scala10
integration-testing9
machine-learning9
big-data9
unit-testing8
Programming languages (8)
Github contributions (5)
byzer-org/byzer-lang
Jul 2021 - Nov 2022
Byzer (former MLSQL): A low-code open-source programming language for data pipeline, analytics and AI.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 32 reviews, 27 commits in 1 year 4 months
Contributions summary:Liu primarily focused on improving the Byzer language's core functionality and integration tests. They addressed exception handling in the REST controller, enhancing the API's resilience. The user also added suggestions related to the delta path mode, improving usability and providing clearer guidance. In addition, the user implemented integration tests to increase the reliability and maintainability of the codebase.
bigdataanalyticspipelinedata-sciencelow-code
allwefantasy/mlsql-docs
Jul 2021 - Sep 2021
Contributions:16 reviews, 19 commits, 16 PRs in 1 month
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