Looking for help with update and optimalization

We are looking for a person that could help us with:

Updating a current drupal 7.44 website to drupal 8
At the same time we would like to look to see if we can streamline and optimize the site.
Also we would like to optimise it voor Search engine optimalization.

Pm me voor details.
Preferably in netherlands but not required just realize the content is in dutch,

Drupal version: 

Source: https://www.drupal.org/taxonomy/term/51/feed