Come work at a place where innovation and teamwork come together to support the most exciting missions in the world! Qualys is seeking a Front-end Engineer to join our team. As a Front-end Engineer, you'll be tasked with creating modern, intuitive, data-driven interfaces for our multiple web-based SaaS products. We’re looking for someone who is passionate about front-end technologies and who enjoys the unique responsibility of helping to define the customer experience. Responsibilities Coding! You will collaborate with a UX/UI designer and other front-end and middle-tier engineers to design, prototype, and build complex cloud-based security applications. You will assist other developers with integration of UI components with backend logic, interface implementation, and troubleshooting. Of course supporting the existing UI is a must, however, there will be plenty of opportunities to create solutions for advanced functionality while making improvements to existing areas of the application, as well as with new features. Qualifications • 3+ years front-end development experience. • The fundamentals: HTML, CSS, and JavaScript. Must have an excellent understanding of the browser DOM. • You’re a JavaScript expert! Firm grasp of lexical scoping, closures, and OO JavaScript. Proficient in native JavaScript as well as one or more frameworks such as ReactJS, etc. • Ability to bring Photoshop designs to life with near pixel-perfect accuracy. • Proficient with debugging and testing tools to troubleshoot and optimize the UI. • Understanding of accessibility, 508 compliance. • Experienced in building Responsive UI Understanding of front-end security best practices and XSS, CSRF, etc. • Well versed with Windsurf/claude AI coding