Human resource management is the management of an organization's workforce. It is responsible for the attraction, selection, training, assessment, and rewarding of employees, while also overseeing organizational leadership and culture, and ensuring compliance with employment and labor laws. wikipedia.org

Recruitment refers to the process of attracting, screening, and selecting a qualified person for a job. All companies in any industry can benefit from contingency or retain professional recruiters or outsourcing the process to recruitment agencies. wikipedia.org

Lead generation, or lead gen is a marketing tool used, particularly in internet marketing, to generate consumer interest or inquiry into products or services of a business. wikipedia.org

A job description is a list that a person might use for general tasks, or functions, and responsibilities of a position. It may often include to whom the position reports, specifications such as the qualifications or skills needed by the person in the job, or a salary range. wikipedia.org

Employee engagement is the level to which an employee is absorbed by and enthusiastic about their work and so takes positive action to further the organization's reputation and interests. wikipedia.org

An applicant tracking system (ATS) is a software application that enables the electronic handling of recruitment needs. An ATS can be implemented on an enterprise or small business level, depending on the needs of the company. wikipedia.org

Onboarding, also known as organizational socialization, refers to the mechanism through which new employees acquire the necessary knowledge, skills, and behaviors to become effective organizational members and insiders.