{"schemaVersion":"jobsearcher.job.v1","id":"19a216057cf3133f97b4617c","url":"https://jobsearcher.com/jobs/19a216057cf3133f97b4617c","canonicalUrl":"https://jobsearcher.com/jobs/19a216057cf3133f97b4617c","title":"Full Stack Developer (UI/UX)","description":"Description:\n\nC. Mack Solutions is seeking a UI/UX Developer with strong full-stack development experience to join our team and support a complex program providing Agile development, operations, and maintenance for critical systems on a mission-critical Federal Government program. As a UI/UX Developer on an Agile team, you will primarily build and maintain responsive, production-quality web applications — writing front-end code in React and TypeScript and working across the stack with Java/Spring Boot and PostgreSQL — while also partnering with the design team to help ensure interfaces are intuitive, accessible, and consistent. This is a hands-on development role: strong coding ability, particularly with React, is the top priority, with UI/UX collaboration as a meaningful secondary responsibility. Experience with Agile development methodologies and the ability to work collaboratively with cross-functional teams, including developers, product owners, and stakeholders, is essential.\n\nResponsibilities:\n\nBuild, extend, and maintain responsive, production-grade web applications primarily using React and TypeScript\nWork across the stack, integrating front-end code with backend services and APIs built on Java 17/Spring Boot, with data persisted in PostgreSQL\nWrite clean, tested, maintainable code and participate in code reviews, unit testing, and CI/CD pipelines (JIRA, Confluence, GitLab, Harness)\nDiagnose and resolve technical issues affecting UI performance, reliability, and maintainability\nTranslate wireframes, mockups, and design specifications into responsive, accessible front-end implementations\nPartner with designers, product owners, and stakeholders to help maintain a consistent, standardized look-and-feel and user experience across applications\nWork closely with the functional team to determine feasibility of requirements and collaborate on implementation approach\nEnsure product quality and timeliness of work, providing advice and guidance, resolving problems to meet objectives, and providing periodic performance reports\nWork independently and efficiently within an agile software development environment\nProvide mentoring to junior members of the team\nMust be able to work on-site in Ashburn, VA 1–2 days per week\nRequirements:\n\nYou must live within the DC, MD, VA area.\n\nU.S. Citizenship is required. Candidate must be able to obtain a CBP/DHS Public Trust clearance.\n\nProfessional experience: 5+ years building production web applications, including hands-on, day-to-day development in React and TypeScript\nStrong proficiency in JavaScript, HTML, HTTP, and CSS, and experience with a component/UI framework such as Kendo UI or Angular\nWorking experience with Java 17, Spring/Spring Boot, PostgreSQL, an ORM such as Hibernate, and Amazon AWS\nExperience with Continuous Integration / Continuous Deployment tools such as Harness, Jenkins, GitLab, or Bamboo\nExperience with responsive and mobile-first development\nUse data, validation, and feedback strategies that deliver code backed by qualitative and quantitative testing\nAbility to translate wireframes, mockups, and design specifications into working, production-quality front-end code\nAbility to understand trade-offs between design intent, technical feasibility, and long-term maintainability\nExperience developing applications, from consumer-facing to internal tools\nFamiliarity with enterprise UI design/handoff tools such as Figma is a plus\nStay current on important industry and customer trends to ensure applications are delivering relevant solutions\nCollaborate effectively with stakeholders inside the company and with customer groups to drive effective solutions\nWilling to take risks and champion new ideas\nAble to work and be effective in an agile development environment\nExcellent written and verbal communication skills\nHighly responsible, team-oriented individual with strong work ethic and a self-starter mindset\n\nPreferred Skills and Experience:\n\nExperience with Angular in addition to React\nProven experience designing for or implementing web accessibility (Section 508 standards)\nExperience with information architecture or design systems\nAbility and interest in educating others on front-end development best practices\nAdvanced understanding of Lean processes and Agile principles\nDesign Thinking certifications (such as those offered through IDEO, Stanford, Cornell, MIT, or other organizations) a plus, not required","company":"C Mack Solutions","rawCompany":"c mack solutions","city":"Ashburn","state":"VA","isRemote":false,"isActive":false,"createdAt":"2026-10-02T09:14:44.599Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1255.00","title":"Web and Digital Interface Designers","slug":"web-and-digital-interface-designers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Full Stack Developer (UI/UX)","description":"Description:\n\nC. Mack Solutions is seeking a UI/UX Developer with strong full-stack development experience to join our team and support a complex program providing Agile development, operations, and maintenance for critical systems on a mission-critical Federal Government program. As a UI/UX Developer on an Agile team, you will primarily build and maintain responsive, production-quality web applications — writing front-end code in React and TypeScript and working across the stack with Java/Spring Boot and PostgreSQL — while also partnering with the design team to help ensure interfaces are intuitive, accessible, and consistent. This is a hands-on development role: strong coding ability, particularly with React, is the top priority, with UI/UX collaboration as a meaningful secondary responsibility. Experience with Agile development methodologies and the ability to work collaboratively with cross-functional teams, including developers, product owners, and stakeholders, is essential.\n\nResponsibilities:\n\nBuild, extend, and maintain responsive, production-grade web applications primarily using React and TypeScript\nWork across the stack, integrating front-end code with backend services and APIs built on Java 17/Spring Boot, with data persisted in PostgreSQL\nWrite clean, tested, maintainable code and participate in code reviews, unit testing, and CI/CD pipelines (JIRA, Confluence, GitLab, Harness)\nDiagnose and resolve technical issues affecting UI performance, reliability, and maintainability\nTranslate wireframes, mockups, and design specifications into responsive, accessible front-end implementations\nPartner with designers, product owners, and stakeholders to help maintain a consistent, standardized look-and-feel and user experience across applications\nWork closely with the functional team to determine feasibility of requirements and collaborate on implementation approach\nEnsure product quality and timeliness of work, providing advice and guidance, resolving problems to meet objectives, and providing periodic performance reports\nWork independently and efficiently within an agile software development environment\nProvide mentoring to junior members of the team\nMust be able to work on-site in Ashburn, VA 1–2 days per week\nRequirements:\n\nYou must live within the DC, MD, VA area.\n\nU.S. Citizenship is required. Candidate must be able to obtain a CBP/DHS Public Trust clearance.\n\nProfessional experience: 5+ years building production web applications, including hands-on, day-to-day development in React and TypeScript\nStrong proficiency in JavaScript, HTML, HTTP, and CSS, and experience with a component/UI framework such as Kendo UI or Angular\nWorking experience with Java 17, Spring/Spring Boot, PostgreSQL, an ORM such as Hibernate, and Amazon AWS\nExperience with Continuous Integration / Continuous Deployment tools such as Harness, Jenkins, GitLab, or Bamboo\nExperience with responsive and mobile-first development\nUse data, validation, and feedback strategies that deliver code backed by qualitative and quantitative testing\nAbility to translate wireframes, mockups, and design specifications into working, production-quality front-end code\nAbility to understand trade-offs between design intent, technical feasibility, and long-term maintainability\nExperience developing applications, from consumer-facing to internal tools\nFamiliarity with enterprise UI design/handoff tools such as Figma is a plus\nStay current on important industry and customer trends to ensure applications are delivering relevant solutions\nCollaborate effectively with stakeholders inside the company and with customer groups to drive effective solutions\nWilling to take risks and champion new ideas\nAble to work and be effective in an agile development environment\nExcellent written and verbal communication skills\nHighly responsible, team-oriented individual with strong work ethic and a self-starter mindset\n\nPreferred Skills and Experience:\n\nExperience with Angular in addition to React\nProven experience designing for or implementing web accessibility (Section 508 standards)\nExperience with information architecture or design systems\nAbility and interest in educating others on front-end development best practices\nAdvanced understanding of Lean processes and Agile principles\nDesign Thinking certifications (such as those offered through IDEO, Stanford, Cornell, MIT, or other organizations) a plus, not required","datePosted":"2026-10-02T09:14:44.599Z","dateModified":"2026-10-02T09:14:44.599Z","hiringOrganization":{"@type":"Organization","name":"C Mack Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Ashburn","addressRegion":"VA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"19a216057cf3133f97b4617c"},"url":"https://jobsearcher.com/jobs/19a216057cf3133f97b4617c"}}