Urgent Hostinger-to-Namecheap PHP Migration

I have several client websites sitting on Hostinger that were generated with an AI builder. I already hold the full application code, but it currently runs in a way that suits Hostinger’s environment and not Namecheap... (Budget: $10 - $30 USD, Jobs: Database Management, HTML, MySQL, PHP, SSL, Troubleshooting, Web Development, Web Hosting, Web Services, WordPress)