There are many definitions of what gamification is, and what comprises it. Outside of digital or traditional games, gamification is a tool that may be used to motivate, keep individuals challenged, and urge them to achieve goals. It has the core mechanics of a common game concept, yet it may have unique rules or aesthetics too. Gamification has virtually become a common aspect of software design across the board since it was recognised as a potent engagement technique.
Here's a guide on the evolution of gamification and how it helps in the most seemingly complex situations of motivating employees.