Kusumika is the highest-rated Hindi Teacher on Shanghai based italki HK Ltd. and is the Instructor of the Bestseller Bengali Course on Udemy. She is an IIM Calcutta EdLEAP Alumna and has a First-Class Masters in English. She is also a TESOL Canada certified teacher as well as a British Council certified IELTS trainer with over two decades of experience in tutoring students from many countries like US, UK, France, Germany, Australia, UAE, China, India, Bangladesh and many more. She has a C2 level OOPT Certification in English from Oxford University Press. Kusumika was a full-time Master Tutor of English at the unicorn edtech startup Think and Learn Pvt. Ltd. in the year 2022.