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

Qualifications
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