hi,

mainly jrf recruitment is done by ugc net score, however institute like iit kharagpur, iit kanpur has lots of research fellow recruitment comes for students who are recently pass b.tech course , have interest for research in new technologies, interested to do phd in future ,should apply for jrf positions. however there is no specific number of recruitment do not comes every year, it depends on the projects and funding for hiring of jrf, however by getting good score in gate you may go for m.tech course and may apply for psus job.