Senior Frontend Engineer

• We seek a Senior Frontend Engineer to join our cross-functional, domain-driven teams building Complex's next-generation eCommerce and media experiences. You'll lead the development of fast, responsive, and mobile-first interfaces that connect culture, content, and commerce.

What You'll Do

• Design, develop, and maintain complex, responsive frontend applications using React, Next.js, and Remix.
• Implement high-quality UI components that scale across our media and e-commerce platforms.
• Partner with product managers and designers to translate business and user requirements into intuitive interfaces.
• Own key areas of the frontend codebase, driving improvements in code organization, performance, and maintainability.
• Lead technical discovery and scoping for frontend features, ensuring alignment with backend and mobile teams.
• Optimize site speed, accessibility, and SEO using best practices in SSR, lazy loading, and Core Web Vitals.
• Contribute to shared frontend libraries, tooling, and design system components to support team consistency.
• Conduct technical reviews, pair programming, and mentorship to grow frontend capabilities across the organization.
• Monitor production issues affecting the UI layer and participate in the on-call rotation for frontend concerns.

Who you are

• 5+ years of professional experience building frontend applications at scale with expert-level proficiency in React, TypeScript, and component-based architecture
• Strong experience with SSR frameworks (Next.js, Remix) and ability to write accessible, performant, SEO-friendly code with a mobile-first approach
• Deep understanding of mobile UX principles, browser performance optimization, Core Web Vitals, and cross-device compatibility
• Demonstrated eye for aesthetics with a proven track record of building interactive, highly engaging user experiences that captivate audiences
• Experience creating rich animated and parallax storytelling experiences using creative coding libraries (p5.js, Three.js, D3.js, WebGL, Canvas APIs)
• Ability to rapidly deliver working prototypes with minimal oversight while navigating ambiguity and translating creative briefs into technical solutions
• Strong collaboration skills with designers, creatives, and strategists, balancing technical constraints with creative vision

Bonus Points if…

• Experience with headless commerce platforms, particularly Hydrogen and Shopify's stack
• Familiarity with AI/ML APIs (OpenAI, Hugging Face) and workflow automation tools (n8n, Zapier)
• Expertise in frontend observability, performance profiling, and monitoring tools
• Background in media, publishing, or e-commerce organizations with experience mentoring engineers and establishing frontend best practices at scale