Today Shopify has already become a brand at the level of Apple and Magento. Every month, hundreds of new online stores are launched on the Shopify platform. As the company develops and grows, it may soon need to create a new design for an online store or new functions for receiving and processing orders. Corresponding company software developers for marketplaces deserve your attention. Here you will find a list of the best software development teams https://thinkmobiles.com/blog/best-shopify-development-companies/
It would be much better if you clarified what budget you own and what requirements the company should meet. I can advise you to follow this https://www.metryus.com/for-fintech and you can get acquainted with the company which I admire and advise to all of my friends. They work on banking and FinTech developments and my company has worked with them several times and we have always been satisfied. It seems to me that such companies are worthy of support. Therefore, you will support not only the company and not only one application, but also all the projects they make. In general, as soon as you enter the site, you will understand all by yourself.
I'm thinking those who use it keep it to themselves. There is, however, some apps out there. House, Ikea and some other apps have this available where you can insert their products and furniture. It works pretty well for being free. Have a look.