As a Senior UI Engineer at XenonStack, you will play a crucial role in leading the design, development, and maintenance of scalable and responsive web interfaces for XenonStack's platforms. Your technical expertise, design sensitivity, and leadership skills will be instrumental in ensuring that XenonStack's Agentic AI products deliver seamless, intuitive, and impactful user experiences. **Key Responsibilities:** - Lead the design, development, and maintenance of scalable and responsive web interfaces. - Collaborate with UX designers, product managers, and backend engineers to deliver exceptional user experiences. - Mentor junior engineers and enforce UI best practices, coding standards, and design consistency. - Build modern front-end applications using React, Angular, or Vue.js. - Integrate RESTful APIs and GraphQL services with front-end systems. - Optimize UI performance for speed, accessibility, and cross-device responsiveness. - Lead UI code reviews to ensure maintainability and scalability. - Advocate for component reusability, modular design, and performance optimization. - Stay updated on emerging UI technologies, design systems, and frameworks. - Work closely with DevOps and QA teams to ensure reliable deployments. - Ensure a seamless bridge between design, engineering, and product requirements. **Skills & Qualifications:** **Must-Have:** - 4-7 years of experience in UI development with a strong portfolio of web applications. - Expertise in HTML5, CSS3, JavaScript (ES6+), and frameworks like React.js, Angular, or Vue.js. - Strong understanding of responsive design, accessibility (WCAG), and CSS frameworks (Bootstrap, Tailwind, Material UI). - Experience with version control (Git) and CI/CD pipelines. - Knowledge of UI performance optimization techniques. - Familiarity with REST APIs, GraphQL, and front-end build tools (Webpack, Vite). **Good-to-Have:** - Experience with design systems and component libraries. - Exposure to AI/ML or data visualization frameworks (D3.js, Chart.js). - Familiarity with cloud environments (AWS, GCP, Azure). - Experience mentoring junior engineers or leading small UI teams. By joining XenonStack, you will have the opportunity to shape enterprise-ready AI products, work in a fast-growing category leader, experience career mobility and growth, gain global exposure, create real impact, and be part of a culture of excellence that prioritizes responsible AI practices. Join XenonStack in accelerating the transition to AI + Human Intelligence by building UI experiences that make Agentic AI accessible for enterprises.,