Jeffrey Yasskin
Staff Software Engineer at Google
Portland, Oregon, United States
Summary
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RockstarJeffrey Yasskin is a Staff Software Engineer at Google with 19 years of experience building web platform features, tools, and specifications from front-end demos to backend format tooling. Based in Portland, he contributes across the web standards ecosystem—improving WebAuthn docs and algorithms, advancing WebIDL processing, and implementing CBOR-based web package serialization for the WICG webpackage project. He blends practical engineering with technical writing and DevOps, having improved cargo's resolver, automated IETF draft builds, and refined Bikeshed and ReSpec pipelines. Known for clean refactors and thoughtful spec-driven implementations, he bridges standards work and production code, often surfacing subtle documentation and interoperability issues before they become problems.
19 years of coding experience
Stackoverflow
5,498reputation
420kreached
56answers
19questions
github
top-5%
javascript
top-5%
Github Skills (58)
algorithm10
markdown10
algorithms10
spec10
git10
javascript10
cargo10
cbor10
python10
handlebars10
webauthn10
standard-js10
data-serialization10
user-interface10
standardized10
Programming languages (33)
Github contributions (5)
WICG/webpackage
Jan 2017 - Feb 2022
Web packaging format
Role in this project:
Back-end Developer
Back-end DeveloperContributions:28 reviews, 347 commits, 296 PRs in 5 years 1 month
Contributions summary:Jeffrey primarily contributed to the `go/webpack` directory, specifically focusing on creating and improving the CBOR format for web package serialization. The user implemented tools to generate CBOR packages from a text format, including the necessary encoding and decoding functions. Furthermore, they made improvements to the text format parser, added tests for headers, and refactored the codebase for increased efficiency and clarity.
packaging
WebBluetoothCG/web-bluetooth
Jul 2014 - Feb 2021
Bluetooth support for the Web.
Role in this project:Front-end Developer
Front-end DeveloperContributions:6 reviews, 375 commits, 240 PRs in 6 years 8 months
Contributions summary:Jeffrey was primarily involved in the development of the front-end aspects of the "Web Bluetooth" project. Their commits focused on defining and implementing the user interface for Bluetooth-enabled devices, with a focus on integrating the GATT services. The user made several commits to add and organize examples of the API and how they can be used. The contributions reveal that user is an expert on HTML/Javascript.
bluetooth
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