As part of the creation of the exchanger, you can implement the following subtasks:
- Create user balances right on your site.
- Purchase / sale of funds between the user and the site, taking into account the commissions established by you.
- Currency exchange between the user and the site with the commissions established by you.
- Refill user balances in various currencies using various payment systems.
- Buying / selling funds in real time with other users of the site.
- Display of statistics on purchases / sales based on data from your service or other services that provide API.
- Writing an API will potentially allow you to create mobile applications and integrate your service into other products.