Develop, enhance, and maintain Drupal 10/11 applications supporting SAMHSA’s digital modernization efforts. Build and extend custom Drupal modules, themes, and APIs for integration with AWS, Kendra search, and other data services. Participate in Agile/Scrum ceremonies including daily standups, sprint planning, reviews, and retrospectives. Manage work using Jira and maintain technical documentation in Confluence. Ensure compliance with Section 508 accessibility, security, and federal web standards (USWDS). Collaborate with UI/UX designers, DevOps, and QA engineers to deliver scalable, secure, and performant solutions. Troubleshoot, debug, and optimize backend and frontend code for reliability and performance. Support CI/CD pipelines for automated deployments across development, staging, and production environments.