Solicité el puesto a través de la recomendación de un empleado. El proceso duró 1 semana. Acudí a una entrevista en Visa Inc. (Bengaluru) en oct 2024
Entrevista
First coding test link was provided that contained 4 coding questions, with difficulty levels ranging from LeetCode medium to hard.
In the first interview round, they asked DSA questions, Spark theory, Scala theory, and SQL questions.
Preguntas de entrevista [1]
Pregunta 1
Round 1
Coding Questions:
Write a program to count the number of binary 1s in a number.
Example: For 7 → Output should be 3.
Write a program to check whether the given input contains valid parentheses.
SQL Question:
List all employees whose salary is greater than the average salary of their respective department.
Scala Theory Question:
What is implicit in Scala?
Spark Questions:
How do you copy data from HDFS to the local file system?
What is the command for spark-submit?
What is the difference between reduceByKey and groupByKey?
What happens during a broadcast join in Spark, and how does it reduce shuffling?
What happens when we use the collect() action in Spark?
How do you define the minimum and maximum number of executors in Spark?
One online Coding round and two Technical rounds and one tech plus managerial round. all rounds are virtual. Questions covered from easy to moderate and based on they will cover difficult questions
Solicité el puesto a través de un captador. El proceso duró 4 semanas. Acudí a una entrevista en Visa Inc. (Foster City, CA) en mar 2025
Entrevista
2 coding round with technical questions all based on the job description
1 coding question in each round LeetCode medium question on array.
1 system design develop a schedular, concepts of system design, caching and sharding.
They have 3-4 rounds. 2-3 technical rounds , hiring manager round was held. First round was pure dsa, second and third was for sql and spark processing. Data structures was moderate level difficult