Cardano NFT Marketplace Smart Contract

We want to build NFT marketplace on Cardano network.

-What you have to do.
`First of all you have to build marketplace smart contract and deploy on the Cardano testnet and mainnet.
Smart contract has to have NFT mint, Buying, Selling, Auction functions.
`You have to do frontend part including interact with smart contract.
`Once you have done web app, you have to build mobile app same as web app.

-Candidate requirenment.
`Cardano smart contract previous work history( you have to prove it to us)
`Experience with Haskell and Plutus
`Web3.js or other knowledge for interacting with smart contract.
`Good communication
`Time manner
-What we want now
Before starting whole project you have to make smart contract and deploy it to the testnet.
This work will be done with Fixed price and if you do it perfectly, we can make hourly contract with you.
After that you have to do the remaining things and complete project.

There will be another similar projects and we are looking forward to long term candidate.

Please read description carefully and bid only if you understand all of my requirement and you can deal with our project.
Thanks.