Optimization of sortation order receptacle filling

A system for use in directing a sorting operation, the system comprising:

• a server comprising a memory, a processor, and a receptacle assignment engine;
• a chamber bank for use in a sorting operation comprising a plurality of chambers configured for receiving a receptacle therein,
• wherein each chamber is defined by a floor, a left wall, a right wall, and a rear wall that together define a receiving space for a receptacle,
• wherein top ends of the left wall, the right wall, and the rear wall define an uncovered top opening of the chamber for receiving articles to be sorted therethrough as the articles are deposited into the receptacle,
• wherein the rear wall is substantially perpendicular to each of the left wall and the right wall,
• wherein the rear wall extends above a top rim of the receptacle;
• wherein front facing free ends of the left wall, the right wall, and the floor define an uncovered front opening of the chamber for receiving the receptacle therethrough,
• wherein the floor of the chamber is defined by a base surface of the chamber bank;
• wherein the system is configured to direct a transport device to transport and deposit an article to be sorted into the receptacle through the uncovered top opening of the chamber.