Apparently an entry level SWE position. First part is CodeSignal assessment mostly LeetCode medium to hard protected exam (they record your screen and your webcam) not a good practice IMO but to each their own.
Got rejection letter couple days later.
Arrays, matrix, LeetCode Medium type questions
The following metrics were computed from 1 interview experience for the Circle Software Engineer role in San Diego, California.
Circle's interview process for their Software Engineer roles in San Diego, California is extremely selective, failing the vast majority of engineers.
Candidates reported having very negative feelings for Circle's Software Engineer interview process in San Diego, California.