The biggest advantage of a Job portal is that there is no fee for the job seeker. Websites like Monster.com thrive on the money that the companies pay to register with them. The job seeker just has to select the company he likes and apply to them. Of course if a person wants to avail of other services like the resume service then he will have to pay extra.
Portals are well organized and more often than not really help people get jobs. Most of them have a basic sign up procedure where the candidate can upload the resume and fill out all the important details about their educational backgrounds, skills and work experience. Everything is done in an orderly fashion and candidates can manages their own profiles and customize the site to meet their needs. One of the biggest advantages of a job portal is the fact that you can avoid certain companies or employers. If you don't wish for Best job Portals for Experienced in India them to see your profile you can simple blacklist them.
However, there are so many portals and so many jobs between them that it becomes difficult to manually apply for these jobs from each and every job portal on the internet. A quicker way of doing this would be to procure a program from the net which can search for jobs through all these many sites and show the results in one window. There is software out there which makes it possible for job seekers to find hundreds of opportunities in and around their areas and reply to these postings with a cover letter and the resume with just a few clicks.