Senior Front-End Engineer (Next.js 16+)

Role Overview We are seeking a Senior Front-End Engineer with deep expertise in Next.js 16+ to architect and deliver high-performance, secure, and scalable web applications. The ideal candidate has 5+ years of effective front-end experience working on complex, production-grade systems and demonstrates strong ownership of architecture, performance, and browser-level behavior. Core Responsibilities Architect and develop large-scale applications using Next.js 16+ (App Router) . Design systems and reusable component libraries aligned with accessibility and scalability standards. Implement modern rendering strategies (static, dynamic, streaming, PPR). Leverage Cache Components ("use cache"), revalidateTag(), updateTag() , and cache invalidation strategies effectively. Optimize navigation and prefetching strategies (layout deduplication, incremental prefetch). Integrate and optimize RESTful APIs with proper caching, error handling, and data consistency. Apply advanced browser performance optimization (hydration control, critical rendering path, reflow/repaint minimization). Ensure security best practices across Server and Client Components (XSS, CSRF, auth boundaries, RSC attack surface awareness). Collaborate with backend and DevOps teams on CDN, edge runtime, and caching-layer strategies. Lead code reviews, mentor engineers, and define engineering standards. Required Technical Expertise - Next.js 16+ App Router architecture React Server Components (RSC) Client/Server boundary man