Develop a Ruby program that includes advanced algorithms to seamlessly integrate with various content management systems, implementing automated content optimization and recommendation features. The program should possess the ability to analyze and suggest content changes based on a user's search history and behavioral data. It should also have built-in optimization features such as keyword density analysis, content length recommendations, and content organization guidelines. As an aspiring Ruby programmer, you should prioritize user-friendly features and interactive UI elements that allow marketers and content creators to easily manage their content.
This prompt doesn't seem malicious.