Oracle Senior Software Developer interview questions

3-4 rounds of moderate level technical interviews. It requires good show of problem solving, coding, puzzles, database, Java/C++ concepts. You should be able to code the problem in an efficient way with edge case handling. You should be able to explain why chose a particular algorithm. You should also be able to find out time and space complexity of program and be able to suggest further optimizations to the program.

Interview procees was fast and the result were announced the same day. The interview was a bit on the tougher side with 4 rounds of technical interview and then an HR round