Hello.
I am Dejan, Joomla coder from Belgrade, Serbia, Europe. I have more then 10 years of experience in various types of PHP & Joomla projects.
You asked separate bids for 2 tasks, so this is my offer:
1) $350 for component re-factoring to newest Google maps API
2) $650 for brand new, fully responsive, Joomla template, fully customized, clean, without any 3rd party framework, based on your current design.
Regards.