Park Wai
Engineering Manager at GovTech Singapore
Hangzhou City, Zhejiang, Singapore
Summary
🤩
Rockstar🎓
Top SchoolPark Wai is an engineering manager and frontend specialist with 5 years of experience leading high-performing teams and modernizing large-scale web platforms across Southeast Asia. He has driven measurable improvements—raising TypeScript coverage from 5% to 61% and test coverage from 0 to 20% at ByteDance, and doubling Core Web Vitals at Gojek—while championing trunk-based development, BDD, and robust CI pipelines. Comfortable shipping hands-on code, he contributes to notable Rust open-source projects like rspack and ast-grep, improving bundler CLI behavior and LSP code-action fixes. Based in Hangzhou and Singapore-trained at NUS, he blends product-focused frontend architecture with practical dev-ops optimizations to shorten release cycles and boost developer productivity. Colleagues know him as a technical mentor who pairs rigorous engineering standards with pragmatic delivery.
5 years of coding experience
17 years of employment as a software developer
Bachelor (Hons.) Computer Engineering, Bachelor (Hons.) Computer Engineering at National University of Singapore
Chinese, English, Malay, Japanese
Github Skills (20)
javascript10
typescript10
language-server-protocol10
bundle10
webpack10
language-server10
compiler-compiler10
bundler10
webpacker10
typescript-types10
compiler10
build-tools10
typescripts10
rust10
cli10
Programming languages (11)
Github contributions (5)
web-infra-dev/rspack
Mar 2023 - Apr 2025
The fast Rust-based web bundler with webpack-compatible API 🦀️
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:178 reviews, 176 PRs, 246 pushes in 2 years
Contributions summary:Park primarily focused on enhancing the rspack bundler's command-line interface (CLI) and core functionalities. They addressed build-related issues, such as fixing the `--watch` option, and ensured proper configuration based on the `NODE_ENV` environment variable. Additionally, the user implemented support for import transformations related to camelCase and snake_case, and made various improvements and refactors.
build-toolbundlercompileresmjavascript
ast-grep/ast-grep
Jan 2023 - Apr 2024
⚡A CLI tool for code structural search, lint and rewriting. Written in Rust
Role in this project:Back-end Developer
Back-end DeveloperContributions:11 reviews, 2 PRs, 12 comments in 1 year 2 months
Contributions summary:Park focused on enhancing the Language Server Protocol (LSP) functionality within the `ast-grep` repository, specifically around code actions. They implemented the execution of a command to apply all fixes and integrated the logic for "source.fixAll.ast-grep" code actions. The user also contributed to test cases for the LSP features. These changes primarily involved modifications to the core LSP server and test infrastructure, demonstrating a focus on structural code analysis and refactoring within the Rust-based project.
linterlintastcontinuous-integrationcli
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