Requirementshigh School Diploma or Equivalent.work Experience as a Telecaller, Telemarketer, or a Similar Role in the Sales Department.professional Certification Sales and Marketing Will Be An Advantage.great Interpersonal Skills.exceptional Oral and Written Communication Skills.strong Organizational Skills.language Known Hindi Englisha Telecaller is Someone Who Calls Potential Customers, Businesses, or Leads and Sells Them Products or Gathers Information. Telecallers Use a Variety of Methods Including Cold Calling, Answering Service.