Hi Shyam, When looking at the details of your job I found it perfectly suitable for the skills I have. I have excessive experience in building web applections and RESTful API related to e-commerce using Node.js, Express and MongoDB. I also ready to start working with you immediately.
I can provide you the main things must have:
-Products
-Categories
-Tags
-Review System
-Add to Cart
You can check sample in my portfolio.
Actually, your project files and source-code be more organizer and cleaner that gives you future scalability in features easily without effect on project functionality.
A few chatting in detail will give you the trust of skills that I have and how I can employ it to serve your job requirements and the value that I can provide for your project during the work and after it completed.
With Regards
Hamza A.