RYAN MACK
Senior UI Engineer & Accessibility SME
About
Certified IAAP Web Accessibility Specialist (WAS) and DHS Trusted Tester with 20+ years of enterprise web development experience and 8+ years specializing in React, TypeScript, Redux, and Angular. Expert in building accessible, high-performance applications compliant with WCAG 2.1/2.2 and Section 508 standards. Proven technical leader with enterprise-level Scrum Master experience, skilled in mentoring developers, driving cross-functional collaboration, and architecting scalable design systems.
Frontend Technologies
- React / TypeScript
- Angular / Vue
- Redux / State Management
- Web Components (Lit)
- HTML5 / CSS3 / SASS
- Tailwind / Material-UI
Accessibility Expertise
- WCAG 2.0/2.1/2.2 (A/AA/AAA)
- Section 508 / ADA Compliance
- JAWS / NVDA / VoiceOver
- axe DevTools / WAVE / ANDI
- VPAT / ACR Documentation
- Audit & Remediation
Development Tools
- Git / CI/CD / Jenkins
- Webpack / Vite
- Jest / Cypress / Testing
- Storybook / Chromatic
- Node.js / Express
- RESTful APIs / GraphQL
Experience
Senior Developer and Accessibility Expert
Clover
Oct 2021 - Present • Remote
- Spearheaded comprehensive WCAG 2.1 A/AA accessibility auditing across multiple enterprise web applications
- Architected and delivered a fully WCAG compliant, reusable React/TypeScript component library
- Established cross-organizational accessibility documentation and implementation strategies
Senior Accessibility Specialist
North Dakota Legislative Branch
Oct 2024 - Dec 2024 • Remote
- Conducted comprehensive WCAG 2.2 AA conformance audit of public-facing websites and digital assets
- Authored complete VPAT 2.4 / INT edition and ACR for Section 508 compliance reporting
- Developed detailed technical remediation recommendations and governance strategies
Senior Developer and Accessibility Expert
Texas Southern University
Sept 2020 - Oct 2021 • Remote
- Conducted comprehensive WCAG 2.1 A/AA accessibility audits with detailed Jira documentation
- Executed code remediation implementing semantic HTML, ARIA, and keyboard patterns
- Authored organization-wide accessibility documentation and best practices
Senior Developer and Accessibility Expert
Tenon
May 2019 - Sept 2020 • Remote
- Architected advanced JavaScript-based accessibility scanning and remediation tools
- Lead Developer of defect tracking application (React, Node.js, MongoDB)
- Created server-side rendering for accessibility reports with D3.js visualizations
Senior UI Engineer
Blndspt
Dec 2017 - Mar 2019 • Denver, CO
- Led front-end development of multi-platform check-in applications for airline and cruise industries
- Developed interactive SVG animations to enhance usability
- Performed accessibility testing across devices achieving WCAG 2.1 AA compliance
Senior UI Engineer
Pacific Metrics
Mar 2015 - Aug 2017 • Denver, CO
- Led frontend development for enterprise-scale student testing applications
- Collaborated on RESTful API design using RAML documentation
- Served as ScrumMaster facilitating Agile best practices
Professional Certifications
IAAP Web Accessibility Specialist (WAS)
International Association of Accessibility Professionals
Issued: September 2025 • Certification Number: JAWAS12669
Trusted Tester for Web
US Department of Homeland Security (DHS)
Issued: July 2025 • Certification Number: TT-2507-07629
Certified ScrumMaster (CSM)
Scrum Alliance
2010 - 2013 (Inactive)
Let's Work Together
Interested in collaborating or need accessibility expertise for your project?
Get In Touch