Zehao Wei
SDE 3 at eBay
Shanghai, Shanghai, China
Summary
🤩
Rockstar🎓
Top SchoolZehao Wei is a backend-focused SDE 3 with nine years of experience building high-performance services in Java, C++, Go and contributing low-level systems code in Rust. Currently at eBay after progressing from SDE2, he blends industry production work with research-grade experience from ETH Zürich and a RisingWave Labs master’s thesis on stream processing. His open-source contributions include implementing SQL LIKE semantics and integrating keyed state with RocksDB in the RisingWave stream-processing engine, showing comfort across expression engines and stateful operator storage. Comfortable moving between research prototypes and production systems, he has a track record of shipping correctness-tested core logic and state management features that bridge academia and large-scale product needs.
8 years of coding experience
3 years of employment as a software developer
Bachelor of Engineering - BE, Bachelor of Engineering - BE at Wuhan UniversityMaster of Science - MS, Master of Science - MS at ETH Zürich
Github Skills (6)
databases10
stream-processing10
rust10
database10
rocksdb9
postgresql8
Programming languages (2)
Github contributions (5)
risingwavelabs/risingwave
Sep 2021 - Apr 2022
Stream processing and management platform.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 review, 53 commits, 36 pushes in 7 months
Contributions summary:Zehao primarily contributed to the implementation of a `LIKE` expression, including the core logic and testing. Their work involved modifying the expression factory and related modules in Rust. They also added a `keyed_state` interface to the project for operators' state access and integrated the `rocksdb` state store.
data-streamserverlessstreamdistributed-sql-databasedatabase
zehaowei/LeetCode-otherAlgo
Jun 2020 - Mar 2021
Contributions:67 pushes, 1 branch in 9 months
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