I applied online. The process took one month or so.
HR contacted me and scheduled the first round. The interviewer changed the meeting multiple times without mentioning any reason. I did not get feedback or a response until I reached out to them.
Based on my experience, I think this is not a real requirement.
LeetCode Medium problems and some on your experience.
The following metrics were computed from 1 interview experience for the Oracle Principal Software Development Engineer role in United States.
Oracle's interview process for their Principal Software Development Engineer roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having very negative feelings for Oracle's Principal Software Development Engineer interview process in United States.