First, there was an at-home assessment. Passing that led to a CoderPad interview. Finally, a full-day interview followed, which included multiple interviewers, various CoderPad-style assessments, technical questions, and a personality fit evaluation.
How would you map a function across multiple machines?
The following metrics were computed from 3 interview experiences for the Citadel Data Engineer role in United States.
Citadel's interview process for their Data Engineer roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having very negative feelings for Citadel's Data Engineer interview process in United States.