Sr Engineer - UI

Role overview

Senior UI Engineer within a product delivery team supporting American Eagle’s digital storefront. You’ll help modernize a large single-page application currently transitioning from legacy Ember.js to a modern Next.js ecosystem, delivering iterative features and experimentation tied to business initiatives.

Responsibilities

• Develop clean, modular, reusable UI code for AE.com’s enterprise single-page web application.
• Write unit tests and take ownership of quality.
• Build and run A/B experiments to validate feature enhancements.
• Enhance and innovate core site functionality.
• Modernize legacy Ember components through the Next.js transformation.
• Leverage and experiment with AI tooling across the SDLC (e.g., Google Gemini, Qodo, Applitools, Atlassian Rovo).
• Collaborate across teams and communicate clearly across stakeholders.
• Analyze, prioritize, and present; drive process improvements to improve engineering efficiency.
• Mentor engineers and guide stakeholders by translating business vision into technical delivery.
• Identify UI technical improvements, plan/define/lead issues to execution.
• Create, document, and communicate technical designs based on architectural guidance.
• Assist/lead issue resolution with production support and communicate risks/mitigation plans.

Requirements

• 5+ years relevant experience (Bachelor’s/Master’s in CS or related field preferred).
• 3+ years experience in Agile development.
• Strong UI experience using an MVC architectural pattern.
• 2+ years experience with a single-page application framework (Next.js / React.js / Vue.js / Angular.js).
• Experience consuming RESTful APIs.
• Strong experience architecting CSS for large-scale responsive applications.

Nice to have

• Strong Next.js experience and deep understanding of its ecosystem.
• Experience building/scaling design systems using Storybook.
• Experience with Playwright (or similar automation frameworks).
• Experience with Optimizely or other enterprise experimentation platforms.
• Familiarity with Handlebars and legacy web architectures.
• Experience with Jira / Bitbucket.
• E-commerce experience (high transactional volume).
• Native app development (iOS/Android).

Location / work style

• Pittsburgh, PA
• Hybrid schedule