Attended the first CodeSignal round and waiting for the next round results. It might be a lengthy process as it took 3 months for the codesignal assessment to arrive. Good Luck
Perguntas de entrevista [1]
Pergunta 1
It had 15 questions with 6 questions asked with regards to one csv, 1 SQL question, rest were based on 4 csv data. I'd say start with the 4 csv and try using sheets as its very simple analysis questions. Mostly joins, aggregatins
Fiz uma entrevista na empresa Capital One (McLean, VA).
Entrevista
Started with an OA, and then proceeded to data challenge, and afterwards it was Power Day which had 4 rounds of interview. 2 of them were more problem-solving, and one of them was walking through the data challenge
Perguntas de entrevista [1]
Pergunta 1
In one of the rounds I was a given a question related to debit/credit card
Candidatei-me por meio de uma faculdade ou universidade. Fiz uma entrevista na empresa Capital One (Plano, TX).
Entrevista
1) CodeSignal proctored test. Tests analytical prowess and SQL. Time is tight, with increasingly difficult questions. You have to pass to move on.
2) Data Challenge. Python coding challenge to answer 5 questions. You need to merge/ clean your dataset and make a recommendation. You present it during power day.
3) Powerday. 4 interviews back to back. 2 case interviews, 1 behavioral interview, 1 data challenge interview.
Powerday 4 rounds back to back. One data challenge presentation , two cases and one behavior round. Overall easy and it was a nice experience. Interviewers responded the follow up questions detailedly.