I applied through an employee referral. I interviewed at Oracle (Brünn) in May 2018
Interview
3 rounds.
1st round talk with HR spcialist.
2nd tests by peer SW engineers. Toughest part. I received a task to design two algorithms and implement them.
3rd Talk to the head of engineering.
All good, algorithmic part was the toughest.
Interview questions [1]
Question 1
Implement progreesive taxation in Java.
I don't remember the other task but it's useful to fullfil Java tasks in tools like Exercism.
Phone interview where two leetcode medium questions were asked. And resume overview. Asked to describe the projects and work experience. At the end of the interview object oriented questions were asked.
Interview questions [1]
Question 1
Object oriented programming questions and leetcode.
This was for BlueKai, which was acquired by Oracle and no longer exists as a separate company. The interview process started with a HR phone screen, proceeded with a technical phone screen, and concluded with 4 onsite technical interview questions. Each session was about 45 minutes to 1 hour.