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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Web Developer / UI-UX Developer - **Company:** Peraton Inc - **Location:** Herndon, VA, United States (Remote available) - **Experience:** Experienced - **Salary:** $80,000.0 - $128,000.0 - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Amazon Cloudfront, Amazon S3, JIRA, Browser Compatibility, Cascading Style Sheets (CSS), Cloud Engineering, Continuous Integration, D3.Js, Information Engineering, Data Visualization, Github, Make (Software), Design of User Interfaces, Python (Programming Language), Node.Js, Scrum Methodology, Microsoft SharePoint, TypeScript, Highcharts, ReactJS, Adobe XD, Puppeteer (Software), Backend, Git, Webpack, Integration Tests, Playwright, Figma, Npm(Software), Front End Software Development, React Redux, React Testing Library, Restful APIs, Es2015, Software Version Control - **Published:** August 6, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17846457?backUrl=%2Fcareer%2F17846457%2FWeb-Developer-Ui-Ux-Developer-Virginia-Herndon ## About the Role Required Skills: 5 years of experience with a BS/BA; 3 years with MS/MA; 0 years with PhD * US Citizenship * Public Trust eligibility * Proficient in building and maintaining production-ready React applications. * Proven ability to refactor legacy codebases and components into modern architecture. * Python - basic proficiency, enough to integrate with backend/data scripts written by the AI engineering team * CSS - modern CSS3, responsive layout (Flexbox/Grid), cross-browser styling * JavaScript (ES6+) * TypeScript * Familiar with managing modern environment configurations using Makefile, Dockerfile, Node.js, npm, Webpack, and Vite. * Section 508 awareness - practical understanding of federal accessibility requirements and how to build to them * Background as a Web Developer or UI/UX Developer, with a portfolio of shipped, production interfaces Strongly Preferred Qualifications: * Experience configuring and writing unit and integration tests using Playwright, Puppeteer, and/or Jest. * UX/UI design tool fluency (Figma, Sketch, or Adobe XD) and comfort translating design mockups into code * REST API integration - consuming APIs built by backend/data engineering teams * Front-end testing (Playwright, React Testing Library) * Git / version control and comfort working in a CI/CD pipeline * Exposure to AWS-hosted front-end deployments (S3/CloudFront, Amplify, or similar) Additional Valued Experience: * Experience working in Agile/Scrum delivery teams with non-technical stakeholders * State management patterns (Redux, Context API, or similar) * Familiarity with design/requirements tools such as Jira, SharePoint, or GitHub Issues * Familiarity with the U.S. Web Design System (USWDS) or similar federal/enterprise design systems * Experience with data visualization libraries (D3.js, Chart.js, or similar) - useful for dashboards surfacing financial/regulatory data * Prior work on a government or public-sector digital service (federal, state, or local) ## Description Peraton Labs is searching for a mid-level Web Developer / UI-UX Developer to build the front-end layer for internal tools and workflow applications. This person will work alongside our AI Engineer and Cloud Engineer teams, translating modernization and automation work into clean, accessible, user-facing interfaces. The chosen candidate will have a background as a Web Developer or UI/UX Developer, with a portfolio of shipped, production interfaces. 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