Dylan Barrell
Chief Technology Officer at Deque Systems, Inc
Isabela, Puerto Rico, United States
Summary
🤩
Rockstar🎓
Top SchoolDylan Barrell is a seasoned technology leader and Chief Technology Officer with over 12 years driving product development and accessibility initiatives from Puerto Rico. He founded and leads Deque's mission to build a barrier-free web, and is the creator of axe-core—an influential open-source accessibility engine used widely for automated web UI testing. Dylan combines hands-on front-end engineering with strategic product leadership, having implemented critical accessibility rules and test frameworks that improve developer workflows. His background spans startups and enterprise roles—from founding TimetoMarket to senior product and corporate development positions at Open Text—bringing both go-to-market and M&A experience. Author of The Agile Accessibility Handbook and inventor of Amaze, he blends curiosity-driven problem solving with pragmatic delivery, often asking “why?” until a simple, maintainable solution emerges.
12 years of coding experience
19 years of employment as a software developer
MBA, MBA at University of MichiganBachelor of Science Computer Science, Bachelor of Science Computer Science at University of the WitwatersrandMBA, MBA at University of Michigan - Stephen M. Ross School of Business
German, Afrikaans, Spanish, English
Stackoverflow
11reputation
44reached
4answers
0questions
Github Skills (15)
accessibility10
ria10
acessibility10
javascript10
acc10
front-end-development10
react10
wai-aria10
accessibilityservice10
testing10
build-tools7
semantic-web6
html6
browser6
dom6
Programming languages (10)
Github contributions (5)
dequelabs/react-axe
May 2016 - Sep 2020
[DEPRECATED] Accessibility auditing for React.js applications
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1 release, 42 commits, 14 PRs in 4 years 4 months
Contributions summary:Dylan primarily contributed to the `react-axe` project by modifying the core functionality and configuration of the library. They added conditional execution logic and updated the README. The user made the implementation more robust and addressed issues related to component instance replacement. Additionally, they modified the configuration to adjust the "color-contrast" rule within the accessibility checks.
reacta11ylighthousereact-jsaxe
dequelabs/axe-core
May 2014 - Jan 2023
Accessibility engine for automated Web UI testing
Role in this project:Front-end Developer & Accessibility Specialist
Front-end Developer & Accessibility SpecialistContributions:108 reviews, 436 commits, 202 PRs in 8 years 9 months
Contributions summary:Dylan contributed to the accessibility features of the axe-core repository, focusing on enhancing the usability and inclusivity of web UI testing tools. They implemented new rules and tests related to image alt attributes, and other elements to ensure proper labeling, and improved the quality of components. Furthermore, they also worked on front-end development and the test runner environment by implementing the new component and updating the existing framework to provide more comprehensive testing capabilities, as well as maintainability of current tests.
web-uitestingopenui5a11ycdp
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