Revamp and Update Old Joomla Site

I have an old Joomla site database that needs to be brought back to life. The site should be updated to the latest Joomla version and a modern, sleek theme.

Ideal Skills and Experience:
- Proficient in Joomla with experience in site revamping
- Ability to implement modern and sleek design
- Knowledge of the latest Joomla version and its features
- Good understanding of database migration and site restoration