Evalaution and Guidance on Migration of a PHP based portal to another server

I am seeking an experienced professional who can provide evaluation and guidance on the migration of a PHP-based portal to another server.

Server Environment:
- The current server environment is Linux. with Plesk

Server Migration: ( current WHM cpanel ( reseller account with no root credentials to PLesk dedicated server )
- The client already has a new server in mind for the migration.The data and mysql data migration is already done
- The ideal candidate should have expert knowledge on Sub Domain Creation on plesk ( here is some odd
*.domain name ) and other issues

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Required Skills and Experience:
- Strong knowledge and experience in PHP-based portal migration.
- Proficiency in working with Linux server environments.
- Familiarity with subdomain creation, specifically for *..domain.com.
- Ability to troubleshoot and resolve any potential issues during the migration process.

If you possess the necessary expertise and can ensure the rectification process without any downtime,

The Support hours will be in the slot of 30 Minutes each and next will be awhen the suggestions are implemented and need further assistance