Zakaria EL AISSAOUI

Senior Developer | Architect & AI Integration Expert | React • Next.js • TypeScript

I help startups and tech teams design, build and scale production-grade web applications with React, Next.js and TypeScript — from MVPs to complex SaaS platforms.

With 10+ years of frontend experience, I combine strong engineering expertise with a product-oriented mindset. My focus: scalable architecture, performance, great UX and maintainable code — without unnecessary complexity.

I also build and integrate AI/LLM-powered features into modern web products, including RAG applications, AI assistants and intelligent workflows.

🚀 How I can help ?
Product Development
- React / Next.js applications & SaaS platforms
- MVPs and new product development
- Complex dashboards & data-heavy interfaces
- AI-powered web applications

Architecture & Modernization
- Architecture & technical leadership
- Legacy codebase modernization & refactoring
- Design systems & component libraries
- Scalable React/Next.js architectures

Performance & Quality
- Performance & Core Web Vitals
- SEO & accessibility
- Testing & code quality
- Technical debt reduction

AI Integration
- LLM-powered product features
- RAG applications & AI assistants
- AI API integration
- Intelligent workflows

Why work with me?
✅ 10+ years of Engineering
✅ Deep expertise in React, Next.js & TypeScript
✅ Product mindset: business value first
✅ Pragmatic architecture without over-engineering
✅ Experience building SaaS & AI-powered products
✅ Comfortable owning projects independently or working with existing teams

Core stack: React · Next.js · TypeScript · JavaScript · TailwindCSS · Node.js · Zustand · Vite · Storybook · REST · GraphQL · Playwright · Vitest · AI/LLM APIs · RAG

#new product development
#reactjs
#builder mindset
#lean engineering
#entrepreneurial mindset