The paper presents the importance and application of psychological tests in the employee selection process, analyzing different types of tests, their advantages and limitatons, and whether and how they can contribute to a more efficient and fair hiring process. Te paper includes theoretical approaches as well as practical examples to provide a comprehensive overview and better understanding of the role of psychological testing in the modern business world. Psychological tests are not a new means of selection, but with the development of psychometrics and applied psychology, they have become increasingly sophisticated and adapted to the specific needs of different organizations. This thesis will focus on all aspects of the application of psychological tests in the selection of employees, presenting how they can be used in the most effective way, and what are their advantages and disadvantages. Through the analysis of scientific literature and case studies, as well as research through the metod of interview and questionnaries, the paper will provide a comprehensive insight into the role of psychological testing in the modern recruitment process and help in understanding its impact on orgaizational decision-making.