Kelvin Jin
Software Engineer at Waymo
Mountain View, California, United States
Summary
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Rockstar🎓
Top SchoolKelvin Jin is a software engineer with 11 years of experience building backend and full-stack systems, currently working at Waymo in Mountain View. A former Google engineer, he has deep expertise in Node.js and TypeScript, contributing to high-profile open-source projects such as Node.js, gRPC for Node, and the Google Cloud Node client library where he improved logging, authentication, and core runtime behavior. He brings strong systems-thinking to runtime, networking, and developer tooling—evidenced by work on inspector type definitions, HTTP/2 stream refactors, and build/lint tooling for gts. Kelvin’s background includes teaching and research roles at Cornell, reflecting an ability to explain complex topics and a curiosity for sound and simulation tools from earlier research. He combines production-grade contributions to widely-used projects with a track record of improving developer experience and code quality.
12 years of coding experience
7 years of employment as a software developer
Master’s Degree Computer Science, Master’s Degree Computer Science at Cornell UniversityBachelor's Degree Computer Science, Bachelor's Degree Computer Science at Rensselaer Polytechnic Institute
English, Chinese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (39)
closure10
error-reporting10
debugging10
javascript10
type-check10
runtimes10
build-definition10
typescript10
google-closure-compiler10
google-closure-library10
typescript-definitions10
text-formatting10
type-definition10
dictionary10
dts10
Programming languages (11)
Github contributions (5)
google/closure-library
May 2020 - Nov 2021
Google's common JavaScript library
Role in this project:
Front-end Developer
Front-end DeveloperContributions:5 releases, 7 reviews, 120 commits in 1 year 6 months
Contributions summary:Kelvin primarily worked on improving and maintaining the Google Closure Library, a JavaScript library. Their contributions involved fixing bugs, adding new features, and improving code quality. The user made updates to existing code, including adding new features and resolving issues related to style attributes and documentation. They also focused on making sure the library could be tested and integrated into other Google projects.
javascriptclosure-librarygooggoogleclosure
grpc/grpc-node
Aug 2017 - Aug 2018
gRPC for Node.js
Role in this project:Back-end Developer
Back-end DeveloperContributions:97 commits, 43 PRs, 11 pushes in 1 year
Contributions summary:Kelvin primarily contributed to the development of gRPC functionality for Node.js, adding core classes, methods, and interfaces that form the building blocks for the gRPC client and server implementations. Their work included defining essential components like channels, credentials, and streams. They also introduced a basic gulpfile for building and linting the project, demonstrating an understanding of build processes. Furthermore, the user was involved in modifying and extending the client-side gRPC functionality.
grpcnodejs
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