Designed and developed Click4U, an AI-powered digital marketing and autonomous CRM platform that automates lead generation, customer engagement, and marketing workflows. Built with React, Node.js, n8n, Supabase, LangChain, Llama 3 (Groq), and ElevenLabs, the platform integrates WhatsApp, Meta, email, and SEO automation. It features intelligent AI agents, real-time analytics, workflow orchestration, and scalable microservice architecture for modern businesses.