Online job portals give opportunities to thousands of people who look for a career. Many of the portals contain job opportunities all over the world. Niche specific portals give job openings related to a particular niche. Employers post their job openings in popular job portals to fill the vacant positions. Many of the websites require the advertising employer to be paid members of them. Candidates who post their resumes and give their contact information can be easily found by the prospective employer. Some websites give reviews about the employers to be viewed by the job hunters. Popular job search engines are trusted by many employers and they help to bridge the gap between the job seekers and employers.