K-12 E-Learning Platform Development

I'm seeking an experienced developer to create an engaging e-learning website for K-12 students. The platform will offer video lessons, interactive quizzes, and downloadable worksheets. Key requirements: - User-friendly interface tailored for K-12 students - Secure user accounts and progress tracking - Content management system for easy updates - Mobile responsiveness - Integration with payment gateways (if needed) Ideal skills and experience: - Proven experience in developing e-learning platforms - Strong UI/UX design skills - Familiarity with educational content delivery - Knowledge of web security protocols