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I applied via Approached by Company and was interviewed in Aug 2024. There was 1 interview round.
Data pipeline implementation involves extracting, transforming, and loading data for analysis and storage.
Identify data sources and requirements
Extract data from sources using tools like Apache NiFi or Talend
Transform data using tools like Apache Spark or Python scripts
Load data into storage systems like Hadoop or AWS S3
Monitor and optimize pipeline performance
Top trending discussions
All technical questions related to data engineering was asked
PySpark coding scenarios.
I applied via Referral and was interviewed in Aug 2021. There was 1 interview round.
Design a data model to incentivize food delivery boys based on KPIs.
Identify relevant KPIs such as delivery time, customer satisfaction, order accuracy, etc.
Assign weights to each KPI based on their importance.
Calculate a composite score for each delivery boy based on their performance on each KPI.
Design a reward system based on the composite score, such as bonuses or promotions.
Track and analyze the impact of the ince...
posted on 8 Oct 2024
I applied via Approached by Company and was interviewed in Sep 2024. There were 3 interview rounds.
Performance optimization in Spark involves tuning configurations, optimizing code, and utilizing best practices.
Tune Spark configurations such as executor memory, number of executors, and shuffle partitions
Optimize code by reducing unnecessary shuffling, using efficient transformations, and caching intermediate results
Utilize best practices like using data partitioning, avoiding unnecessary data movements, and leveragi...
Transformations and actions are key concepts in Apache Spark for processing data.
Transformations are operations that create a new RDD from an existing one, like map, filter, and reduceByKey.
Actions are operations that trigger computation and return a result to the driver program, like count, collect, and saveAsTextFile.
I have worked at ABC Company as a Data Engineer, where I led projects on data pipeline development and optimization.
Led projects on data pipeline development and optimization
Worked at ABC Company as a Data Engineer
I applied via Company Website and was interviewed in Apr 2024. There were 4 interview rounds.
Sql, pyhton, azure databricks, azure data factory
This aptitude test is very Good
The case study is good question
The assignment number is good
The group discussion is all good
Coding test is normal questions
The case study questions is ok
I applied via Naukri.com and was interviewed in Nov 2023. There were 2 interview rounds.
Easy aptitude test consist of English maths
posted on 3 Apr 2024
I applied via Campus Placement
Software Development Engineer II
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