High Expert JOOMLA - modify <meta and others seo tags on a Joomla site : Home + product page

Hi ! URGENT PROJECT We are a small webagency and very very often need JOOMLA developpers. PLEASE READ CAREFULLY, WE WON'T ANSWER YOU IF YOU DO NOT CONFIRM AND ANSWER TO EACH POINT We are looking for a long relationship for continuous missions. Here is 1 URGENT URGENT project for our client : MISSION : High Expert JOOMLA - modify <meta and others seo tags on a Joomla work -->BE CAREFULL : website seems to be particular, 2 developer shired here didn't succed to find where they can change those tags ! It is there in source code (example meta description), but they didn't find where to change it, maybe they were not skilled or maybe it is difficult... -->IMPORTANT : very big website, no time you install on local, you will work on our dev server, no time to waste !!!! DEADLINE : 3 days REQUIREMENTS (we do not answer if you do not check and confirm this) : 1) You are available 6 hours a day. 2) You are free and have not any other project 3) Everyday you will give us a report of progress, if 1 day we have no report, we abort project 4) What websites have you done in this CMS ? If you successfully do the job, we can begin a new job immediatly after if you are interested Thanks a lot ! Have a nice day.