Ahyoung Ryu
Senior Software Engineer at The Apache Software Foundation
Seoul, South Korea
Summary
👤
Senior🎓
Top SchoolAhyoung Ryu is a Senior Software Engineer based in Seoul with 10 years of experience building polished front-ends and developer-facing documentation. Currently at Sendbird and a long-time committer and PMC for Apache Zeppelin, she blends product-facing UI work with deep open-source stewardship on a prominent data-notebook project. Her contributions span HTML/CSS/JavaScript improvements, documentation UX, and data-visualization features in libraries like nivo, where she added grid/legend support and fixed rendering bugs. Prior roles at Toss Bank, Lunit, and Zepl demonstrate a track record of shipping reliable, production-grade front-end systems in both fintech and healthcare analytics. She brings a pragmatic eye for user experience and developer ergonomics, often improving discoverability and usability through docs and small but high-impact UI fixes. A Sookmyung Women’s University computer science graduate, she pairs hands-on engineering with continual open-source collaboration.
10 years of coding experience
7 years of employment as a software developer
Bachelor’s Degree Computer Science, Bachelor’s Degree Computer Science at Sookmyung Women's University
English, Korean
Stackoverflow
46reputation
5kreached
2answers
0questions
Github Skills (20)
javascript10
canvas10
css10
openzeppelin10
data-visualisation10
data-viz10
component-kit10
html10
apache-zeppelin10
data-visualization10
d3js10
react10
documentation10
svg9
apache-spark6
Programming languages (5)
Github contributions (5)
apache/zeppelin
Jun 2016 - Apr 2017
Web-based notebook that enables data-driven, interactive data analytics and collaborative documents with SQL, Scala and more.
Role in this project:
Front-end Developer & Technical Writer
Front-end Developer & Technical WriterContributions:41 commits, 216 PRs, 1209 comments in 9 months
Contributions summary:Ahyoung contributed to the Apache Zeppelin project by focusing on front-end development and documentation. They addressed a duplicate keyboard shortcut issue in the modal-shortcut.html file and modified the style.css file to improve the aesthetics of the documentation. Furthermore, they added a link to the interpreter overview in the navbar menu, enhanced the quick start and also added Table of Contents to the documentation pages to improve user experience. Their work primarily involved HTML, CSS, and JavaScript modifications, along with improvements to the project's documentation.
data-drivendata-analyticsanalyticsnosqlflink
plouc/nivo
Nov 2018 - Jan 2019
nivo provides a rich set of dataviz components, built on top of the awesome d3 and React libraries
Role in this project:Front-end Developer
Front-end DeveloperContributions:7 commits, 6 PRs, 12 comments in 2 months
Contributions summary:Ahyoung primarily contributed to the `nivo` data visualization library by implementing new features and improving existing components. They added support for grid lines and legends to the BarCanvas component, enhancing its functionality. The user also added a new example to showcase custom line styles using the 'layers' property. Furthermore, they fixed bugs related to legends and color discrepancies in ScatterPlotCanvas and BarChart, ensuring correct display of chart elements.
visualizationchartsreactchartsvg
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