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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Front End GUI Developer / Software Engineer - **Company:** CYMERTEK CORPORATION - **Location:** Chantilly, VA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Clean Code Principles, HTML, JavaScript (Programming Language), Computer Animation, Web Accessibility, Application Programming Interfaces (APIs), Agile Methodology, Application Performance Management, Unit Testing, Browser Compatibility, Cascading Style Sheets (CSS), Configuration Management, Information Systems, Information Technology Consulting, Computer Engineering, Software Debugging, Web Development, Graphical User Interface, Design of User Interfaces, Human-Computer Interaction, Web Browsers, Web Servers, Internet Security, Mobile Application Software, Java GUIs, Performance Tuning, Preprocessor, Responsive Web Design, Software Engineering, Web Applications, Website Wireframe, Three.js, Flexi (Photoshop Plugin), ReactJS, Backend, Git, Vue.js, Syntactically Awesome Style Sheets (SASS), AngularJS, Information Technology, Front End Software Development, Restful APIs, Device Compatibility, Software Version Control - **Published:** September 21, 2026 - **Apply:** https://www.careerbuilder.com/job-details/front-end-gui-developer-software-engineer-chantilly-va--cee9d645-1cc2-428c-b61d-8146db0303e0 ## About the Role * Proficiency in HTML, CSS, and JavaScript * Familiarity with front-end frameworks (e.g., React, Angular, Vue) * Experience with version control systems (e.g., Git) * Knowledge of responsive design principles * Understanding of RESTful APIs * Ability to integrate with back-end services DESIRED SKILLS * Experience with animation libraries (e.g., GSAP, Three.js) * Knowledge of accessibility standards and practices * Familiarity with Agile development methodologies * Understanding of design systems and style guides * Ability to create wireframes and prototypes * Experience with CSS preprocessors (e.g., Sass, LESS), Agile Programming Methodologies, Analysis Skills, Animation, Application Programming Interface (API), Business Growth, CSS (Cascading Style Sheet), Computer Engineering, Computer Science, Debugging Skills, Detail Oriented, Digital Media, Federal Contracts, Flexible Spending Accounts, Game Design, Git, Graphical User Interface (GUI), Graphical User Interface (GUI) Design, Graphical User Interface Software, HTML (HyperText Markup Language), Human-Computer Interaction, Information Technology & Information Systems, Information Technology Consulting, Internet Application, Internet Security, JavaScript, Leadership, Leading Edge Technology, Life Insurance, Multimedia Design, Online Media, Performance Tuning/Optimization, Prototyping, REST (Representational State Transfer), React.js, Small Business, Software Engineering, Source Code/Configuration Management (SCM), Style Guide, Unit Test, User Experience Design (UXD), User Interface/Experience (UI/UX), Vue.js, Web Browsers, Web Client Plug-ins, Web Interface, Web Programming, Wireframes ## Description LOCATIONChantilly, VA 20151CLEARANCETS/SCI Full Poly (Please note this position requires full U.S. Citizenship)KEY SUMMARYWe are seeking a creative and detail-oriented Front End GUI Developer / Software Engineer to join our innovative team. In this role, you will design and develop intuitive, responsive user interfaces that deliver seamless user experiences. Collaborating closely with designers, backend developers, and stakeholders, you will transform concepts into functional and visually engaging web or application interfaces. If you have a passion for crafting beautiful and efficient GUIs, staying up-to-date with modern front-end technologies, and solving complex challenges through innovative solutions, we would love to hear from you!, SIMILAR CAREER TITLESFront End Developer, UI Developer, Front End Software Engineer, Web Developer, Application Developer, UX Developer, JavaScript Developer, React Developer, Angular Developer, Full Stack Developer, Mobile App Developer, GUI Engineer, Front End Architect, Interactive Developer, ect.DEGREE (Level Desired)Bachelor's DegreeDEGREE (Focus)Computer Science, Software Engineering, Information Technology, Web Development, Human-Computer Interaction, Graphic Design, Digital Media, User Experience Design, Computer Engineering, Interactive Media, Multimedia Design, Information Systems, Game Design, ect.ALTERNATE EXPERIENCEGeneral comment on degrees: Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some contracts give 4-5 years experience credit for a Bachelor's Degree. Some contracts give 2 years experience credit for a Master's Degree. We will work with you to find the right fit.POSITION RESPONSIBILITIES * Develop and maintain user interfaces * Collaborate with design teams to implement UI/UX * Optimize application performance * Ensure cross-browser and cross-device compatibility * Write clean, reusable, and efficient code * Conduct unit testing and debugging of interfaces ## Related Videos - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Lessons learned from building a thriving Vue.js SaaS application](https://www.wearedevelopers.com/videos/1666-lessons-learned-from-building-a-thriving-vue-js-saas-application) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. Grogg](https://www.wearedevelopers.com/videos/1806-nolojs-avoiding-javascript-cruft-with-html-and-css-aaron-t-grogg) ## Related Articles - [Dev Digest 133 - Back to Front](https://www.wearedevelopers.com/magazine/474-dev-digest-133-back-to-front) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [25 Essential Tools for Front End Developers](https://www.wearedevelopers.com/magazine/210-25-essential-tools-for-front-end-developers) - [The Best 7 Frontend Frameworks for Developers in 2025](https://www.wearedevelopers.com/magazine/400-the-best-7-frontend-frameworks-for-developers-in-2025) - [Dev Digest 129 - Now that's what I call private data!](https://www.wearedevelopers.com/magazine/468-dev-digest-129-now-that-s-what-i-call-private-data)