I need a comprehensive review of my web application code to identify and fix security vulnerabilities, improve performance, and enhance code readability and maintainability. Key Requirements: - Review of existing code to identify security vulnerabilities. - Optimize performance for faster load times and better resource utilization. - Improve code readability and maintainability for future development. - Experience with multiple frameworks and languages is essential. - Provide a detailed report with recommendations and fixes. Ideal Skills and Experience: - Strong background in web application security. - Expertise in performance optimization. - Proficient in multiple programming languages and frameworks. - Experience with code reviews and refactoring for maintainability.