Call of Duty is considered as a Triple AAA game. By definition a Triple AAA game has a large budget and a large number of people working on them, they have a professional and polished final product in terms of graphics and gameplay. Although the 3 A's don't stand for anything in particular they are thought to mean that the game requires: 

• A lot of time
• A lot of resources
• A lot of money

Employees at Treyarch have salaries ranging from an average of $62,641 to $162,886. At Treyarch employees with the Job title Video Game Producer make the most with an annual salary of around $125,000, while employees with the job title Graphic Artist / Designer make the least with an average of $51,211 annually.

Computer Programmers for Treyarch get paid $83,000 annually.

A 3D Artist for Treyarch would get around $95,000 annually.

A software engineer for Treyarch would  get paid $107,000 annually.

An animator for Treyarch would get paid $87,000 annually.