Backend database - https://blackworld.org.uk/ideas.html

I am seeking an experienced database developer to create a robust backend database for my website, https://blackworld.org.uk/ideas.html, aimed at collecting user-submitted ideas. The database should incorporate standard functionalities, including user authentication through unique user IDs and passwords, along with customizable privilege levels for administrators and users. The ideal candidate will ensure seamless data integration, security, and user-friendly access. If you possess expertise in database design and management, I invite you to submit your proposals for this essential project.