What criteria should be considered when choosing a developer ?

You may want to choose an IT developer that listens to your needs and turns those into actionable objectives. Also you should check out their projects or get information about completed projects. Does the person have references from previous customers they are willing to share?

Though there is no straight answer to this question. The following will help you get a solution:

1) Check if existing tools are available to solve the issue since there are tons of companies out there with dozens of tools to ensure business problems are solved

2) If nothing like that is ready then go for the developer who has

• Done such a project in past
• Worked for a company that has done or created such a project
• Is a full stack developer, just not stuck with either backend or front end.
• Knows project management as if the project is big, he knows how to manage it well.

consider full stack coders having sound knowledge of all platforms,

Every project should start with a minimum viable product (MVP) launch. This minimizes the risks and costs of starting and developing your business.

You can refer to the MVP development agency Purrweb. The Minimum Viable Product is not created for testing technologies, but to test in practice whether users need such a product, whether the hypotheses underlying the business model are correct. The main goal of an MVP is to minimize the time and effort spent testing the market reaction to an idea. So you will check how much your product is needed by the market and the developer's functionality

The IT product must match your company's business strategy. First, you need to study the portfolio of developers, find out prices for development and negotiate the conditions