Hello. I hope you are doing well. I am strong blockchain developer who have 3+ years of experience in NFT marketplace, NFT game and different kinds of DEX applications(Trading, Staking, Betting). So I have profound knowledge for NFT marketplace and familiar to develop engaging and smart NFT marketplace has features buy, sell, auction, whitelist and royalty, and I am sure I can do this project providing with best result what you want. Please feel free to contact me to discuss. Best Regards.