Shopify dev work - quick work for quick cash

We have finished 90% of the coding that needs to be done for this website. We're stuck and need an experts help who has experience with programming websites like these: [login to view URL] [login to view URL] [login to view URL] The main features and items we need to complete are: - Create a Canvas / Acrylic / Paper - process to preview changes as you make them, and in the end add to cart and send to a printer - Small modifications here and there across the site - When image is uploaded, image qualifier must give the consumer a choice of the largest possible image that can be produced. (i.e. 16x20, 11x14, 8x10) - Special Effects - Must have preview for: Black & White, Sepia, Oil Painting, Watercolour, Pop Art, Emboss, Text. These effects must be shown when enlarging the image - "Text effect" - the text should show up in preview like this: [login to view URL] (with the text in the right hand corner) - Adding a "Wrap" or "Mirrored Edge" for the preview. Have you ever played with anything like this? [login to view URL] - When Mirrored image preview, and border colours are chosen, we'd like it to show like this: [login to view URL] - There must be a RUNNING TOTAL for the TOTAL cost of the items as you are going through the processes (Acrylic, Paper, Canvas). This would mean calculating every step of the process, frame + size + border etc = final cost + shipping (flat rate).