Cloud-Based Multi-User LMS Development

We are looking for an experienced developer to build a cloud-based Learning Management System for our internal staff training. The LMS will be used by our audit/accounting firm to train staff through recorded videos, YouTube videos, PDF files, Word files, Excel files, assignments, quizzes, and AI-based evaluation. Key Requirements: Multi-user cloud-based LMS Accessible through web browser Secure login system Mobile-friendly interface User roles Super Admin: Full access to system settings, users, reports, courses, and overall control Manager: Can create courses, upload content, monitor staff progress, review submissions, and evaluate candidates Candidate/Staff: Can enroll in courses, watch videos, read materials, complete assignments, and take tests Course management Upload recorded videos Embed YouTube videos Upload PDFs, Word files, Excel files, and other course material Organize training by modules, lessons, and topics Mark content as mandatory or optional Progress and attendance tracking Track video completion Track whether reading material has been opened/viewed Track course progress percentage Attendance/progress reports for each candidate Manager dashboard for monitoring staff performance Testing and assignments Create quizzes and assignments ChatGPT/OpenAI integration to generate assignments or quiz questions based on uploaded course material AI-based evaluation of written answers Automatic scoring and feedback Manual review option for managers Reports Candidate-wise progress report Course-wise completion report Quiz/assignment score report Export reports to Excel or PDF Admin features Add/edit/delete users Assign courses to specific users or groups Set deadlines Notifications/reminders for pending training Basic activity logs Important Note: We are not looking for a very expensive enterprise-level system. This is for internal use only. We are open to using existing open-source LMS platforms, WordPress plugins, Moodle, Laravel-based scripts, or other cost-effective solutions, provided the system is customized according to our requirements. Preferred Approach: The developer may suggest the most practical and budget-friendly solution. We prefer a ready-made/customized LMS rather than building everything from scratch, provided it meets our requirements. Deliverables: Fully working cloud-based LMS Admin, Manager, and Candidate dashboards Course upload and management system Progress tracking and reporting ChatGPT/OpenAI integration for assignment generation and evaluation Deployment on hosting/cloud server Basic training/documentation for admin use Budget: USD 500 fixed price. Please apply only if you can provide a practical solution within this budget. To Apply, Please Mention: Which platform/technology you will use Whether you will customize an existing LMS or build from scratch Timeline for completion Examples of similar LMS or training portals developed Any hosting/server requirements Whether ChatGPT/OpenAI API integration is included in your proposal We need someone practical, reliable, and able to guide a non-technical client clearly.