Refresh Existing website and fix errors on website - WordPress Experts Only

General information for the website: We are Classified Website
Kind of development: Customization of existing website
Description of requirements/features: As we already have website online, but we are looking for very skilled team of WordPress developers or Individual who can work and met deadlines. As we have a lot of work to do and our deadline is by end of this year. We are looking for someone who communicate effectively, work is done on time, and works hard to met our expectations. We will be working step-by step and work and met deadlines.
Works including :
Analysing and fixing all issues on website.
Redevelop website a bit - mock up already done-will be send out to the right person
Redeveloping search engine
Redeveloping Profile page
Fixing message system between users
Redeveloping Chat
Redeveloping Adverts, posting,
Fixing featured Advert and functionality
Redeveloping main page,
Redeveloping ads via location - functionality where our website will ask our visitor for accepting location, and will show all adverts near the visitor with options to increase the area or with option to switch off and check the latest posts and adverts.
Fix issues between ads and map. Very important functionality we will need to create and fix new map system where visitors can see and click on map and interact with all ads all over the world. See all adverts on map and see detailed ads when click.
There will be more small stuff to be done.
Please contact us only if you are confident to fix this issues and you are able to work on deadlines and you are able to accomplished the job by end of the year.
Is a also great opportunity for someone who will believe in our project and work hard on it. We are looking for someone for long term relationship and work closely to make our project successful. Is a simple math- more successful project - more work on project in future...
Thank you and looking forward to speak to you.
Extra notes: