Candidatei-me online. O processo levou 4 semanas. Fui entrevistado pela Blend360 (Washington, DC) em abr. de 2022
Entrevista
first step, online assessment (10 questions, ML, SQL, Python)
Second step, interview with a lead data scientist
Third step, interview with 4 people in various positions, including a project of my choice for presentation. It took 5 hours overall.
Perguntas de entrevista [1]
Pergunta 1
What is a logistic regression?
Shared screen for a SQL and Python coding questions to answer. Each one 15 minutes only.
Showed confusion matrix and asked to calculate various metrics like recall and etc.
In NLP, what are stopwords?
What is the difference between Random forest and logistic regression?
Candidatei-me online. O processo levou 4 semanas. Fui entrevistado pela Blend360 (Arlington, VA) em jun. de 2022
Entrevista
Self-intro by each one.
Asked questions about resume and some basic concepts about machine learning and stats.
The interview lasted about 45 minutes.
Overall experience was OK. Not easy for me.
I didn’t forward to the next round.
Perguntas de entrevista [1]
Pergunta 1
What is the difference between logistic regression and random forest?
Why logit regression could be better sometimes?
