Comprehensive Web-Based LMS & School Management System

I'm in need of a robust, web-based Learning Management System (LMS) integrated with a School Management System and Exam Proctoring functionality. Key Requirements: - A web-based LMS application: It should be efficient, user-friendly and accessible on any browser without the need for additional plugins. - School Management System features: The system must include attendance tracking and timetable management. - Exam Proctoring: The solution should have a reliable and secure method of monitoring online examinations. Ideal Skills: - Extensive experience in developing web-based LMS and School Management Systems. - Previous work in creating exam proctoring functionalities will be highly regarded. - Strong understanding of user-friendly interface design.