A game engine is a software framework primarily designed for the development of video games and generally includes relevant libraries and support programs such as a level editor. The "engine" terminology is akin to the term "software engine" used more widely in the software industry.
Creating a platform game in Godot
A video game developer is a software developer specializing in video game development – the process and related disciplines of creating video games. A game developer can range from one person who undertakes all tasks to a large business with employee responsibilities split between individual disciplines, such as programmers, designers, artists, etc. Most game development companies have video game publisher financial and usually marketing support. Self-funded developers are known as independent or indie developers and usually make indie games.
A group of game developers accepts a game developers' award.
Image: Shigeru Miyamoto 20150610 (cropped 2)
Image: John Romero Jason Scott interview (6951215353) (cropped)