IBPS RRB, every year, does large scale recruitment of filling candidates for four of its major posts/cadre across the nation. IBPS RRB follows the pattern of Probationary Officer (PO) and Common Interview for the recruitment process. Probationary Officer (PO) for all posts is conducted Online and a Common interview is conducted only for posts of Officers-Scale I, II, and III. The process in turn differs for each post in order to check on the necessary skill set required. A small brief on the Exam pattern for each post is given in the table below.