Need experiece web developer to work on Osclass classified ad theme:

Things needed to updated in Osclass classified ad theme: 1) Make the listed items responsive on mobile devices. Check the site on your mobile phones and see how the items look like to know what I am saying. You can compare it to [login to view URL] products and see the outlook. 2) Add "Online now" or "Offline now" on the user side to show when the user is logged in and logged out. Just like in this platform. See screenshot; [login to view URL] 3) Make the "send message " to function as "chat box" like here. See screenshot; [login to view URL] 4) Make offer button on the items price so buyers can offer price. See screeshot; [login to view URL] 5) Add “Upload CV” and “Apply now button “ on the job vacancy category so applicants can upload their CV and apply for the listed job. See screeshot; [login to view URL]