Jinzhu Zhang
Programmer at ByteDance
Hangzhou City, Zhejiang, China
Summary
🤩
Rockstar
Top expert inGo Development and Data Management
Jinzhu Zhang is a seasoned programmer with 18 years of experience building backend systems and developer tooling, currently contributing at ByteDance from Hangzhou. He is a prolific open-source maintainer in the Go ecosystem, notable for advancing GORM (drivers, datatypes, and docs) and authoring widely-used utilities like copier, now, and configor. His work spans database drivers, JSON querying across SQL backends, authentication middleware, and improving CI/DevOps workflows—demonstrating both deep ORM expertise and practical infrastructure skills. Colleagues know him for pragmatic code improvements (e.g., SavePoint/RollbackTo, AlterColumn fixes) and thoughtful documentation and site features such as Algolia search and contribution flows. A creative engineer at heart—his GitHub bio “Life is Art” reflects a habit of polishing developer experience as much as core functionality.
17 years of coding experience
11 years of employment as a software developer
Github Skills (54)
database-migrations10
json10
github-ci10
javascript10
middleware10
lib10
postgresql10
website-development10
sqlite10
back-end-development10
go-gorm10
mysql10
testing10
web-token10
authentication10
Programming languages (14)
Github contributions (5)
go-gorm/playground
Jun 2020 - Jan 2023
GORM Playground (Please Create PR for this project to report issues)
Role in this project:
DevOps Engineer
DevOps EngineerContributions:47 commits, 33 PRs, 45 pushes in 2 years 6 months
Contributions summary:Jinzhu's contributions primarily focused on improving the build and testing infrastructure for the `go-gorm/playground` repository. They made changes to the `test.sh` script to speed up Github Actions, configure test drivers, and add Docker Compose for local testing. Furthermore, they updated `go.mod` files to incorporate and upgrade various dependencies. These modifications are essential for automating the testing process, facilitating development workflows, and ensuring the project's reliability.
golangreport-toreportgogorm
jinzhu/copier
Oct 2013 - Jan 2023
Copier for golang, copy value from struct to struct and more
Role in this project:Back-end Developer
Back-end DeveloperContributions:1 review, 87 commits, 60 PRs in 9 years 4 months
Contributions summary:Jinzhu primarily contributed to the `copier` Go package, focusing on enhancing its functionality and reliability. Their work included refactoring tests, adding benchmarks to assess performance, and implementing features such as copying between structs and slices and handling various data types. The user also addressed edge cases and improved the overall structure and maintainability of the codebase. Furthermore, they updated documentation and added license information.
golangttlfasterstructcopier
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