custom filter option

Only bid if you are expert, see my i need.. i have website using premium theme, i need search filter so that user can search their courses by name & level of difficulty, check the mockup..in link ex- let say i have courses of wordpress , joomla ,,i made 4 chaptersin each , i divided 4 in 3 levels .. 1- basic level , 2- expert level , 3 guru level now student want to learn basic course of joomla he can choose joomla courses , & basic level & click on search button he must be able to see all basic level course of joomla my budget is 40 dollars.. will pay bonus of 10 dollars if u get it done today