Front-End Engineer (Next.js 16+)

Splash Software; Dubai; On-site; AED 446,000 - 725,000; Full time

Job summary

Splash Software LLC. in Dubai is seeking a Senior Front-End Engineer with expert Next.js 16+ and App Router experience to architect and deliver high-performance, secure web apps.

You will design scalable UI systems, mentor engineers, and collaborate with backend and DevOps teams to optimize CDN, edge runtimes, and caching strategies, while ensuring accessibility and robust security.

Qualifications

• 5+ years of professional front-end development experience.
• Experience with high-traffic, mission-critical applications.
• Ownership of architectural decisions and performance improvements.
• Experience building and maintaining design systems in production.
• Familiarity with distributed caching strategies (CDN, edge caching).
• CI/CD and deployment optimization experience.
• Backend familiarity (Node.js, NestJS, or similar).

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.

Skills

Next.js 16+

App Router

React Server Components

Client-Server boundary

Server Actions

Streaming & Suspense

Partial Prerendering

Cache Components

Data Cache Control

Advanced SEO

Code Reviews

Mentoring

TypeScript

Performance Profiling

Web Vitals

Accessibility WCAG

Security Headers

Edge vs Node

HTTP Caching

Tools

Proxy.ts

CDN

Edge Runtime

React DevTools

Job description

Описание

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.

Задачи

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 management (use client) Server Actions Advanced SEO techniques Cache Components ("use cache") Data cache control (revalidateTag, updateTag) Streaming & Suspense Partial Prerendering (PPR) Route groups, parallel routes, loading/error boundaries Proxy model (proxy.ts) Edge vs Node runtimes Advanced state management React & TypeScript Advanced React patterns Hooks, context, composition patterns React Compiler awareness Strong TypeScript typing patterns for large codebases Performance & Tooling Bundlers and build optimization Bundle analysis & performance profiling Hydration debugging & mismatch resolution Web Vitals optimization Lazy loading & code splitting strategies Browser & Web Fundamentals Deep understanding of: o Event loop & task queues o Rendering lifecycle (layout, paint, compositing) o Memory management o Network layers & HTTP caching Accessibility (WCAG compliance) Modern CSS architecture & scalable styling systems Security Secure RSC boundaries API layer protection Secure headers & CSP Authentication/authorization flows Awareness of framework-level vulnerabilities and patch management

Требования

Minimum 5 years of professional front-end development experience Proven involvement in complex, high-traffic, or mission-critical applications Demonstrated ownership of architectural decisions and performance improvements Experience building and maintaining design systems in production. Familiarity with distributed caching strategies (CDN, edge caching) CI/CD and deployment optimization experience Backend familiarity (Node.js, NestJS, or similar)