Waseem khan

Next.js 16 (App Router), React.js, TypeScript, MERN Stack (MongoDB, Express, Node.js), NestJS, Python, PostgreSQL, Prisma, Supabase, Tailwind CSS, OpenAI APIs, LangChain, n8n Automation, AWS & Docker.

Mastering autonomous LangGraph multi-agent architectures, enterprise RAG pipelines, distributed NestJS microservices and advanced Next.js 16 App Router optimizations for scalable AI SaaS platforms.

Engineering multi-tenant AI SaaS MVPs, enterprise ERP/POS platforms with Next.js 16 App Router & MongoDB, autonomous n8n workflows and ultra-fast 90+ PageSpeed full-stack web applications on Fiverr.

Open for building scalable AI SaaS MVPs, full-stack Next.js 16 & MERN applications, enterprise ERP/POS platforms, zero-downtime migrations and international freelance engineering contracts on Fiverr.