I am seeking for an extension to make seller profile more attractive and professional in Magento 2.
Is there anyone here could give me some suggestions? Thanks in advance!!
For your question, in many ways to attract audiences, I highly recommend you our Magento 2 Seller Slider Marketplace on LandOfCoder with many highlight features that might go beyond your requirements:
Or you can refer other modules of LandOfCoder, to push your site to be more attractive and pleasing:
Hope my information helps you. If you have any further issues, please contact me via email.