Responsive Multimedia CMS Development

I need a responsive Content Management System (CMS) software developed, primarily handling multimedia content such as images and videos. The system should be compatible with both web and mobile platforms.

Key Features:
- Comprehensive handling of multimedia content (Images/Videos)
- Fully responsive for both web and mobile platforms
- Administrative features including:
- User Access Control: To manage who can view or edit content
- Content Approval Workflow: To ensure quality control of published content
- Analytics and Reporting: To track and assess content performance
- Social Media Integration: Enable sharing of multimedia content directly to social media platforms.

Ideal Skills and Experience:
- Proven experience in CMS development
- Strong expertise in multimedia content handling
- Proficiency in developing responsive web and mobile software
- Familiarity with implementing user access control systems
- Experience in creating content approval workflows
- Competence in designing and integrating analytics and reporting features

The CMS should be developed using ASP.NET Stack. The CMS should use a SQL-based database system for storing multimedia content. The CMS should include advanced data insights like user engagement statistics, demographic data, and traffic sources. Include advanced multimedia editing tools like filters, transitions, and audio enhancements