E-Learning Platform Redesign & Integration

I have sketched out a history-and-geography e-learning site that prepares students for four international exam boards, but my non-tech mock-up now needs a professional rebuild. The new site must stay on a lean stack—LearnWorlds as the LMS, Paddle for payments, and Make.com to connect everything else... (Budget: $250 - $750 USD, Jobs: Analytics, Community Management, Content Management System (CMS), Make.com, Project Management, SEO, Web Application, Web Design, Web Development, Website Optimization)