Senior Frontend Engineer – AI Enablement at Experian

About the Role The AI Enablement team is building a unified platform that allows product and engineering teams to quickly integrate AI capabilities into their customer experiences. As a Senior Frontend Engineer, you will design and build the Widget Host Application and the UI contribution surface that enables teams to plug in AI-driven widgets, tools, and experiences in a scalable and extensible manner. You’ll work on a modern Node/React/TypeScript stack with a strict test-first approach, shaping a UI platform that other teams can confidently build upon. Key Responsibilities Frontend Platform Development • Architect and develop the Widget Host App, enabling secure, scalable, and flexible embedding of AI widgets across products. • Build the UI contribution framework that allows teams to register, customize, and render UI components consistently across surfaces. • Ensure performance, accessibility, responsiveness, and cross-browser reliability.Test-First Engineering • Follow a strict test-first discipline using unit, integration, and UI component testing frameworks. • Drive quality practices across the team and contribute to automated pipelines.Extensible UI Platform Design • Design plug-in models, contribution APIs, and extensible patterns enabling teams to create and deploy UI features rapidly. • Influence the architecture for widget lifecycle management, sandboxing, secure rendering, and communication patterns.Collaboration & Platform Mindset • Partner with backend, design, and product teams to deliver end-to-end AI experiences. • Operate with a platform mindset—your success is measured by how easily and quickly other teams build on your UI platform. • Create documentation, samples, and SDKs that accelerate adoption.Required Qualifications • Strong experience with Node.js, React, and TypeScript. • Deep understanding of frontend architecture, component-driven development, state management, and build systems. • Test-first mindset with experience in Jest, React Testing Library, Playwright/Cypress, or similar tools. • Experience building or contributing to extensible UI platforms, plugin frameworks, or micro-frontend architectures. • Strong understanding of web security, performance optimization, and UI scalability.