Principal UI Engineer

Location: Bangalore Principal UI Engineer Location: Bengaluru, India (Hybrid) About Reltio At Reltio®, an SAP Company, we believe data should fuel your success in the enterprise AI era. Our  Context Intelligence Platform turns fragmented data into a trusted, connected context so AI agents and systems can act with expert-level judgement at enterprise scale. Reltio’s cloud-native SaaS platform harmonizes, unifies, and governs data across sources and formats—including unstructured data—in real time, turning them into data assets that can be mobilized in milliseconds to any application, user, or AI agent. Trusted by more than 200 of the world’s largest brands across industries such as life sciences, financial services, healthcare, and technology, we fuel frictionless operations and help enterprises accelerate  innovation and reduce risk. At Reltio, our values guide everything we do. With an unyielding commitment to prioritizing our “Customer First”, we strive to ensure their success. We embrace our differences and are “Better Together” as One Reltio. We are always looking to “Simplify and Share” our knowledge when we collaborate to remove obstacles for each other. We hold ourselves accountable for our actions and outcomes and strive for excellence. We “Own It”. Every day, we innovate and evolve, so that today is “Always Better Than Yesterday”. If you share and embody these values, we invite you to join our team at Reltio and contribute to our mission of excellence. Reltio has earned numerous awards and industry and analyst recognition for our technology, our culture and our people. Reltio was founded on a distributed workforce and offers flexible work arrangements to help our people manage their personal and professional lives. If you’re ready to work on unrivaled technology where your desire to be part of a collaborative team is met with a laser-focused mission to enable digital transformation with connected data, let’s talk! Role Overview As a Principal UI Engineer, you will define and lead the frontend architecture for Reltio's next-generation cloud platform. You'll collaborate with Product Management, UX, Backend Engineering, and Platform teams to deliver scalable, high-performance applications used by Fortune 500 customers worldwide. This role combines hands-on engineering with technical leadership. You'll mentor engineers, establish engineering best practices, influence product direction, and help shape the future of Reltio's user experience. What You'll Do Lead the architecture, design, and development of complex enterprise-scale web applications. Drive frontend technology strategy across multiple product teams. Build reusable UI frameworks, shared component libraries, and design system integrations. Champion modern frontend engineering practices including performance optimization, accessibility, testing, observability, and security. Partner closely with Product Managers and UX Designers to translate complex workflows into intuitive user experiences. Collaborate with backend teams to design scalable APIs and end-to-end solutions. Influence technical decisions through architecture reviews and design discussions. Mentor senior engineers and help establish a culture of engineering excellence. Improve developer productivity through tooling, automation, CI/CD, and frontend platform initiatives. Stay current with emerging frontend technologies and evaluate their adoption where appropriate. Lead technical initiatives spanning multiple engineering teams. What You'll Bring Required Qualifications 12+ years of software engineering experience, with at least 8+ years focused on frontend development. Deep expertise in JavaScript, TypeScript, HTML5, and CSS3. Strong experience with React and modern frontend ecosystems. Proven experience designing large-scale SPA architectures. Strong understanding of state management (Redux, Zustand, Context API, MobX, or similar). Experience with micro-frontend architectures. Expertise in frontend performance optimization and web vitals. Experience building reusable component libraries and design systems. Strong understanding of REST APIs, GraphQL, and frontend-backend integration. Experience with automated testing using Jest, React Testing Library, Cypress, or Playwright. Familiarity with modern build tools including Vite, Webpack, Rollup, or ESBuild. Experience with CI/CD pipelines and cloud-native development environments. Strong debugging and performance profiling skills. Excellent communication and stakeholder management skills. Preferred Qualifications Experience building enterprise SaaS products. Experience with cloud platforms such as AWS, Azure, or GCP. Familiarity with Kubernetes and containerized deployments. Experience with Node.js and backend development. Knowledge of security best practices, including OAuth2, JWT, SSO, and secure frontend development. Experience with accessibility (WCAG 2.1 AA) and internationalization. Exposure to AI-assisted developer tools and AI-powered user experiences. Contributions to open-source projects or technical communities. Reltio is proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. Reltio is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities.