Children's Online Learning Platform Designer WordPress LMS

I am looking for a WordPress Designer to build a professional online learning platform for children.
*Currently installed premium plugins: Academy LMS Pro, StoreEngine Pro, aBlocks
(I am open to replacing or improving these plugins if you provide a clear technical justification.)

*Project Scope:
-LMS setup and customization (Academy LMS or alternative)
-Student registration & dashboard
-Teacher registration & dashboard
-Live online classes (Zoom or Google Meet integration)
-Paid courses & subscription system
-Certificates Add-on: students receive certificates after completing a course or level
-Child-friendly UI/UX
-Animations and interactions
-Fully responsive design
-Multilingual website: Arabic (RTL - full support), English, German. Please specify which translation plugin you will use and why (must fully support LMS dashboards and system messages)

*Extras:
Mobile number verification (OTP/SMS)
Affiliate / Referral system
License or access management

*Timeline:
Expected delivery: 4-8 weeks

*Proposal must include:
Relevant previous LMS projects
Experience with multilingual & RTL websites
Estimated timeline