How to build an online shopping app?

[COLOR=rgba(0, 0, 0, 0.8)]People nowadays prefer everything to be at their doorstep at the tap of a button. It is the same case in online shopping too. Instead of having to shop for hours and hours, or looking up for a product on a desktop site is making them go crazy. The reason is online shopping.[/COLOR]
[COLOR=rgba(0, 0, 0, 0.8)]It is not shocking to see the number of people who prefer shopping online. Almost 80% of the population is using smartphones. People like to make purchases cost-effective and time-efficient. With a wide range of products such as toothpicks to electronic devices, people are getting it online.[/COLOR]
[COLOR=rgba(0, 0, 0, 0.8)]Physical retailers are getting impacted due to this, and it is the time to start up your online shopping business.[/COLOR]

Hi, I can share a guide about this topic. This is not a simple task to develop a shopping app. But in covid-19 era this is necessity.