EPAM Systems Software Developer interview questions

First discussion was with HR, where the interview process was explained + all the benefits listed. The technical interview was scheduled a few days later. The technical interview was in English, with two engineers from different countries. After the introduction part on both sides, they started to ask technical questions. At the end I was able to ask them several questions. Atmosphere was friendly, interview was decent.

First online assesment consisting of dsa and then technical interview and then hr.In online assesment 3 questions were asked with increasing dificulty.Array Graphs and trees were the data structures on which questions were based