Glassdoor users rated their interview experience at ozonegroup as 100% positive with a difficulty rating score of 4 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Analyst and rated their interviews as the hardest, whereas interviews for Analyst and roles were rated as the easiest.
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There were 2 rounds one hr and one technical, hr round was moderate while technical round was quite difficult. As they were asked latest technology questions. There was a written aptitude test as well before that