I"m a top rated freelancer on Upwork and same thing happens with me, sometimes I get invites, sometimes don't, I think same thing happens with all the top rated freelancers on Upwork!
Best key, is to keep on bidding!
All the best!
Hi Md Tanvir,
I second what Robin says: Same thing happens to me as a Top Rated freelancer. I sometimes get invites, sometimes I don't.
Keep submitting proposals, and read articles on how to submit job-winning proposals.