Senior Front-end Engineer (React / TypeScript / Next.js)

Created in 2002 by Marc Eckō, Complex is a leading global youth entertainment network showcasing the evolution of major pop culture categories, including streetwear and style, music, sneakers, and sports. Complex is a juggernaut in the content and culture space, delivering unprecedented global reach.

Complex is the world’s definitive cultural commerce, content, and experiential platform. We have created an all-new operating system built for the next generation, seamlessly integrating discovery, inspiration, community, and shopping. The company represents an expansion of the original vision with a deep understanding of convergence culture and its impact on contemporary society.

Whether through video, long-form editorial, or social content, Complex tells stories that engage dynamic conversation with our communities. Our internet-breaking cover stories document the heroes of culture and take them to the next level through product collaboration and shoppability.

Complex has become experts in creating immersive environments at our IRL experiences and cultural events. ComplexCon is our flagship festival bringing together the world’s most influential brands and artists for an unforgettable weekend of style, sneakers, art, design, food, music, inspiration and more. 

Join us to help redefine the way people shop, while building a global marketplace that moves at the speed of culture. Complex is committed to building a high performing team that is passionate about what they do and the communities we serve.

Everyone at Complex truly believes in the company and its mission; it’s a requirement for working here. There is synergy within the teams that make Complex what it is, a well-oiled machine. Employees are at the forefront of the company's success because every one of us is given the opportunity to provide suggestions, feedback, and direction.

• 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.

• 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.

• 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

• 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

• Best in class health, dental, and vision insurance
• Healthcare FSA 
• Dependent Care FSA 
• Commuter Benefits FSA 
• Short-term/long-term disability and life insurance
• Paid Parental leave
• 401k with 4% match
• Pet Insurance
• Legal and Identity Theft Plans
• Vacation time and sick days

We're an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.

The above statements cover what are generally believed to be principal and essential functions of the job. Specific circumstances may allow or require some incumbents assigned to the job to perform a different combination of duties.

Complex participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.