Employees serve as brand ambassadors and crucial touch points for any company's customers, as they are the major stakeholder who may make the difference between a pleased and unhappy consumer. Employee engagement is important in every industry. As a result, it's crucial for companies to know how their employees feel about working for them. Employee engagement aids in the understanding of employee expectations and lays out a path for businesses to achieve those objectives. Motivated and engaged employees contribute more to the organization's production and help to maintain a higher level of commitment. Employees who have a positive outlook. Organizations should focus their efforts more on the factors that have the greatest impact on employee engagement. The study looked at how employee engagement has evolved over time and described the many types of employee engagement concepts. The goal of this paper is to understand the fundamental concept of employee engagement and to conduct a literature research to look at the many aspects of employee engagement. During this literature review, the influence of employee engagement on practitioners and researchers was discovered. Understanding the determinants will assist management and employees in creating a healthy work environment and increase employee engagement. In this literature, the causes and effects of employee engage ment have been discovered, which have varied when assessed.