Principal UI Engineer
Core
Define and lead frontend architecture for Reltio's next-generation cloud platform, delivering scalable, high-performance applications used by Fortune 500 customers.
Role type
Principal UI Engineer (Technical Lead)
Builds
Reusable UI frameworks, shared component libraries, design system integrations, and enterprise-scale web applications
Domain
Enterprise SaaS / Cloud-native data platform
Required skills
JavaScript, TypeScript, HTML5, CSS3, React, SPA architecture, state management, micro-frontends, frontend performance optimization, REST APIs, GraphQL, automated testing, CI/CD pipelines, build tools, debugging, performance profiling
Preferred skills
Enterprise SaaS product building, cloud platforms (AWS, Azure, GCP), Kubernetes, Node.js, security best practices, accessibility, internationalization, AI-assisted developer tools
Technologies
React, Redux, Zustand, Context API, MobX, Vite, Webpack, Rollup, ESBuild, Jest, React Testing Library, Cypress, Playwright, GraphQL, REST, AWS, Azure, GCP, Kubernetes, Node.js
Responsibilities
Lead architecture, design, and development of complex enterprise-scale web applications; Drive frontend technology strategy across multiple product teams; Build reusable UI frameworks and design system integrations; Champion modern frontend engineering practices; Partner with Product Managers and UX Designers; Collaborate with backend teams; Mentor senior engineers; Improve developer productivity through tooling and automation
Seniority
Principal, hands-on IC with technical leadership