Given a firehose that shoots real time events about songs being played, how would you calculate the top N tracks played in the past day, and keep those top N updated through time?
Data Engineer Interview Questions
Data Engineer Interview Questions
Le data engineer est un professionnel de l’informatique présent dans presque tous les secteurs. Il/Elle suit l’évolution et les tendances des données pour orienter les stratégies futures de l’entreprise. Une part essentielle de son travail consiste à transformer des données brutes en données exploitables en créant des pipelines et des systèmes de données.
Questions d'entretien d'embauche fréquentes pour un data engineer (H/F) et comment y répondre
Question 1 : Décrivez en détail votre niveau d’expertise en langage de programmation.
Question 2 : Expliquez selon vous en quoi consiste le data engineering.
Question 3 : Quelle est votre expérience en gestion de données dans le cloud et avec Apache Hadoop ?
20,273 data engineer interview questions shared by candidates
Programming task for using machine learning algorithm
2 main algo questions are dynamic-programming requiring recursive implementations. Similar but different questions, and they need you to do everything from implementing helper classes to writing the actual test case AND printing out result in an expected way. Hard to get 100% right given the time limit (but I did just in time)
Previous projects that I had worked on involving data engineering.
Theoretical questions around Pig, Oozie, Airflow and Spark.
Given a tree of node structs having left child, right child, and next pointer data members, initialize the next pointers to point to next node on current level.
Q. Asked to design their architecture for them.
Explain your contribution in the most recent project, the issue you have faced and how you have resolved that.
they look for predictive models mostly.
Ingeniería da datos en general.
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