In terms of number of jobs per day (or jobs that are active at any point of time), JobXprss is the best place to go. Visit:
JobXprss.com
This site offers free job search facility in all functional and industrial job categories. Also free for the companies to post a job. The key features that separate this from the other job sites in the country:
It aggregates job details from different sites, groups and online/offline sources. Adding few hundred jobs everyday.
It also identifies the relevant skills for particular job using Artificial Intelligence and Machine Learning
It gives option to create an online profile showing the professional details and can be shared with potential employers. For free.