Dan Kaplun
Software Engineer at Twitch
San Francisco Bay Area United States
Summary
🤩
Rockstar🎓
Top SchoolDan Kaplun is a seasoned software engineer with 12 years of experience building user-focused front-end and full-stack systems from the San Francisco Bay Area, currently engineering at Twitch. He brings deep practical expertise in JavaScript ecosystems—demonstrated by commit roles across notable projects like nodejs, Servo, Bootstrap tooling and three.js—and a knack for UX refinements such as preserving table state and scroll behavior in complex components. His open-source work spans terminal UI libraries and a Sublime-like terminal editor, where he fixed subtle input/scrolling bugs and implemented core editor interactions, showing attention to edge cases and accessibility. Colleagues know him for writing reliable regex from memory and for pragmatic refactors that improve maintainability under strict mode and legacy quirks. Comfortable across front-end, Node.js, and tooling, he focuses on shipping polished interfaces and robust developer-facing libraries.
13 years of coding experience
4 years of employment as a software developer
Richmond Heights High SchoolThe Ohio State UniversityCleveland State University
Stackoverflow
3,517reputation
553kreached
26answers
9questions
sql
top-5%
django-models
top-5%
postgresql
top-5%
python
top-5%
database
top-5%
Github Skills (27)
code-optimization10
javascript10
ui-design10
uid10
front-end-development10
bootstrap-table10
nodejs10
angular10
postgresql9
event-handling9
python9
sql9
django-models9
database9
keybindings9
Programming languages (28)
Github contributions (5)
slap-editor/slap
Apr 2014 - Dec 2016
Sublime-like terminal-based text editor
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:523 commits, 177 PRs, 242 pushes in 2 years 8 months
Contributions summary:Dan significantly contributed to the development of a terminal-based text editor, demonstrating a strong focus on frontend and UI functionality. They implemented features such as cursor movement, text manipulation, and selection capabilities. The code also showed an understanding of event handling, keybindings, and the integration of a clipboard. This suggests a focus on developing core editor features with an emphasis on user interaction.
sublimetext-editor
chjj/blessed
Apr 2014 - Jan 2016
A high-level terminal interface library for node.js.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:7 commits, 1 PR, 1 branch in 1 year 8 months
Contributions summary:Dan primarily focused on bug fixes and code improvements within the `blessed` library, a terminal interface library. Their contributions included addressing scroll wheel functionality, resolving click issues related to mouse events, and fixing character cropping bugs. Additionally, they made changes related to strict mode and replaced octal `parseInt` calls with hex literals, improving code quality and maintainability.
nodejs
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