Senior Frontend Engineer Jobs

Complex NTWRK

Location:
United States, New York

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

145000.00 - 170000.00 USD / Year

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Job Description:

We're seeking a contract-to-hire 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.

Job Responsibility:

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

Requirements:

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
Applicants must be willing and able to work on-site in New York, NY
Candidates must be legally authorized to work in the U.S. without the need for visa sponsorship

Nice to have:

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

Additional Information:

Job Posted:
December 07, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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Senior Frontend Engineer