Full Stack Web Developer: PHP, Laravel, Next.js & AI API Integration for SaaS, Technical Check

We are seeking an experienced Full Stack Web Developer / Full Stack Developer AI for a quick technical code audit & health check of our existing SaaS solution. The primary goal of this initial milestone is to evaluate our current architecture (PHP, Laravel, Symfony, Custom PHP, WordPress, Next.js), audit database queries (MySQL), and provide actionable recommendations before we begin full-scale refactoring and AI Model Integration. Scope of Work (Milestone): High-Level Code & Architecture Audit: Rapid review of backend codebase (PHP, Custom PHP, Laravel, Symfony, WordPress). Spot-check frontend structure (Next.js, React, JavaScript, jQuery, HTML5, CSS3, Bootstrap). API & Database Inspection: Evaluate existing PHP API / REST API endpoints for security, performance, and structure. Identify obvious MySQL query bottlenecks and indexing issues. Audit Summary & AI Readiness Report: Deliver a concise report highlighting critical technical debt, security risks, and architecture bottlenecks. Provide immediate recommendations to prepare the system for AI Automation, AI App Development, and microservices (Node.js, Python). Required Skills & Expertise: Backend & API: PHP, Laravel, Symfony, Custom PHP, WordPress, MySQL, API Development, API Integration, PHP API. Frontend: JavaScript, React, Next.js, jQuery, HTML5, CSS, CSS 3, Bootstrap. AI & Architecture: Software Architecture, SaaS Development, AI Development, AI Model Integration, AI Automation, Python, Node.js, Git.