Senior Front-End Developer

We are seeking a skilled and experienced Front-End Specialist to design and build accessible, high-performing user interfaces that present published products and content to Congress and the public. The ideal candidate will bring strong modern JavaScript framework experience and a commitment to accessibility and quality.

Key Responsibilities

- Design, develop, and maintain responsive, accessible user interfaces using HTML5, CSS3, and modern JavaScript frameworks such as React or Angular
- Integrate front-end applications with back-end services through REST/JSON APIs
- Develop and maintain themes and front-end components for Drupal-based and other CMS-driven websites
- Build reusable component libraries and enforce consistent design and coding standards
- Ensure all front-end deliverables comply with Section 508 and WCAG 2.x requirements, using automated and manual accessibility testing
- Optimize page performance, cross-browser compatibility, and mobile responsiveness
- Write unit and end-to-end tests and participate in code reviews, CI/CD pipelines, and security scanning
- Collaborate with back-end developers, Information Management staff, and stakeholders to translate requirements into user-friendly solutions
- Mentor junior developers and recommend front-end tools, frameworks, and best practices
- Follow documented standard operating procedures (SOPs) and recommend improvements to repeatable processes
- Collaborate with Information Management staff, system developers, QA, and security teams to ensure accurate flow of data and metadata across system environments
- Maintain technical documentation, release notes, and runbooks

Required Qualifications

- Bachelor's degree in Computer Science, Information Technology, or a related field (4 years experience in lieu of degree)
- 8+ years of related experience in front-end or UI development
- Ability to obtain and maintain a Public Trust requiring U.S. Citizenship
- Expert proficiency in HTML5, CSS3, and JavaScript (ES6+)
- Strong experience with React and/or Angular, including state management and API integration
- Experience building and consuming REST/JSON APIs
- Experience with responsive design, CSS preprocessors, and build tools (npm, Webpack, Vite)
- Strong understanding of Section 508 / WCAG accessibility standards and assistive technology testing (e.g., JAWS, NVDA)
- Experience with Git and CI/CD workflows
- Experience with front-end testing frameworks (e.g., Jest, Cypress)
- Familiarity with secure coding practices

Desired:

- Experience with Drupal theming (Twig) or other CMS front ends
- Experience with UX/UI design tools (e.g., Figma) and design systems
- Experience with Google Analytics or similar tools
- Basic PHP knowledge
- Experience in federal or government web environments
- Accessibility certification such as IAAP WAS or DHS Trusted Tester