There were 3 interview processes with Report manager and Japanese manager and the last one with CEO. Each to test your attitude languages abilities and technical knowledge. It was not that difficult.
Associate IT Consultant applicants have rated the interview process at NTT DATA with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 64.7% positive. This is according to Glassdoor user ratings.
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