Interaction Between the Front and the Backend Team?

The concept beggond for front ends, there is a way to aggregate data from a micro service architecture so that the front a, front end tim could use it. Beckon, for fronte, can be a set of rest a p is, but it agregates and normalizes these a p is for the trone team. And with introducing cross functional teams, or entrin teams, where all people from front end to beck and ae inside of one team, you can eliminate this talking to each other.