NFT marketplace and consultant (I need to finish it in 3 days - Only Expert)

I am looking for blockchain full stack expert who can help me in 3 days. I only have 3 days and you must finish my project in time. I have 3 tasks - 1. Join with anydesk or teamviewer and consultant with me. 2. Fix my errors related to swap problem. 3. Add Only one function related to auction. It requires high skill and I only need expert.
Please write "I am expert" on the head of your bid. Auto bid is ignored.
Thank you.