Senior UI Engineer

Who We Are HeadSpin is a global omnichannel digital experience testing platform that helps enterprises optimize application performance with its data science capabilities. With a strong infrastructure availability of real devices across 50+ locations, the HeadSpin Platform enables manual and automated app testing with a wide range of devices, including both screen and screenless devices, such as mobile phones, desktop browsers, media players, audio devices, and even automotive systems. The Platform has an extensive on-prem and cloud-hosted device infrastructure that uses data science-driven performance and quality of experience analytics to collect over 100+ performance experience KPIs out of the box and provide performance analysis and monitoring across the engineering cycle. The Platform's advanced capabilities enable leading global enterprises to achieve an improved digital experience, faster triage, and cost efficiency. About the role We are looking for a highly skilled and experienced UI Principal Engineer to become a part of our dynamic team. In this role, you will be working on the design, development, and ongoing maintenance of our responsive and scalable web applications with our current UI team. You will collaborate closely with cross-functional teams, contribute to our technical strategy, and significantly influence our front-end architecture. A UI Principal Engineer bridges the gap between design and technical implementation, ensuring a user-friendly and visually appealing interface. Key Responsibilities Creating and implementing user interface components, translating UI/UX design wireframes into code, and ensuring a consistent and intuitive user experience. Technically driving and mentoring a team of UI developers, providing guidance, feedback, and support throughout the design and development process. Conducting design reviews, performing QA checks, and ensuring the final product meets high-quality standards and design vision. Contributing to the overall solution architecture and design, ensuring that UI components integrate effectively with the larger application. Participating in agile development processes, including sprint planning, daily stand-ups, and retrospectives. Creating and maintaining documentation for UI components and design decisions. Optimizing applications for maximum speed, scalability, and responsiveness. Take the lead in modernizing and improving our existing legacy systems to meet current performance and usability expectations. Technical Expertise Core Technologies - Proficient in Vue/AngularJS, Python for backend API Integration - Skilled in working with RESTful APIs and JSON data structures. Development Practices - Expertise in Responsive Design, Mobile-First Development, and ensuring Cross-Browser Compatibility. Testing - Familiarity with Unit Testing, Integration Testing and Performance Testing tools and methodologies. Methodologies - Experience working within Agile and Scrum frameworks, and with containerization and CI/CD pipelines. Tools & Platforms - Proficient in using Git, GitHub/GitLab, Jira, Postman, and Firebase. Qualifications and Experience Bachelor’s degree in Computer Science, Engineering, or a related field. Minimum of 8 years of professional front-end development experience, including at least 5 years in a senior capacity. Solid understanding of modern web development principles and best practices. Excellent problem-solving and interpersonal communication skills.