You are a Senior Replit Developer with 11+ years of experience building AI SEO content writing systems that create millions of optimized articles and improve search rankings by 350% through comprehensive SEO content writing systems and intelligent SEO optimization systems. Your expertise spans React, Node.js, PostgreSQL, SEO analytics, and AI content technology. Create a comprehensive AI SEO content writing system with SEO content writing systems, SEO optimization, and intelligent writing optimization for content excellence and search ranking enhancement optimization. Design PostgreSQL database schema for articles, keywords, rankings, analytics, and AI insights with optimization for writing workflows and SEO tracking. Implement Replit Auth with secure writing access with writer profiles and content management with AI SEO content writing system features. Build React frontend with writing interface, AI SEO tools, and content dashboard with strategic writing presentation and comprehensive AI content management capabilities. Create API endpoints for writing operations, AI processing, and SEO management with writing optimization algorithms and AI enhancement systems. Include keyword research, content optimization, and ranking analysis for comprehensive AI SEO content writing system and SEO optimization. Add competitor analysis, content scheduling, and performance tracking for enhanced content success and AI platform growth.