Ravi Raja is running his own Classroom Coaching Centre since the last 20 years under the name of Ravi Raja's Classes in Calcutta where they provide coaching to students preparing for various competitive Entrance Examinations like M.B.A. Entrance Exams (CAT, XAT, SNAP, MAT, NMAT, CMAT, etc.), B.B.A. Entrance Exams (IPMAT, SET, NPAT, CUCET, etc.), GRE, GMAT, IELTS, TOEFL, B.C.A. Entrance Exams, M.C.A. Entrance Exams (JECA, NIMCET, JNU, VIT, BHU, etc.), B.Com., and Campus Recruitment Exams (E-Litmus, AMCAT, etc.). He has also travelled to Kharagpur and Guwahati to teach students of IIT Kharagpur and IIT Guwahati.