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Koantek Senior Data Engineer Interview Questions and Answers
Koantek Senior Data Engineer Interview Experiences
6 interviews found
I applied via Job Fair and was interviewed in May 2024. There were 2 interview rounds.
(1 Question)
- Q1. SQL query for root,leaf and other nodes Spark Optimizations Python Coding questions
(1 Question)
- Q1. About Project,Spark Questions, Optimizations, OOPS Concept. SQL Questions
Selected
I applied via Naukri.com and was interviewed in Aug 2023. There were 3 interview rounds.
(2 Questions)
- Q1. Pretty simple and basic spark, very easy to crack, just be confident
- Q2. Project discussion
(1 Question)
- Q1. Again a simple one, just need to know to basics of big data.
(1 Question)
- Q1. More on interpersonal skills and behavioral one
I applied via Naukri.com and was interviewed in Jan 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Basic questions around Data Engineering to check ad go through profile
- Q2. Basic working of spark
- Ans.
Spark is a distributed computing framework that provides an interface for programming entire clusters with implicit data parallelism and fault tolerance.
Spark is designed for speed and ease of use in data processing.
It can run programs up to 100x faster than Hadoop MapReduce in memory, or 10x faster on disk.
Spark provides high-level APIs in Java, Scala, Python, and R.
It supports a wide range of data processing tasks, i...
Intermediate level Python and SQL question
Skills evaluated in this interview
I applied via Approached by Company and was interviewed in Jul 2023. There were 3 interview rounds.
Cultural discussion and briefing on job description
SQL logic test and pipeline design
Interview Preparation Tips
- SQL
- ETL
Koantek interview questions for designations
Selected
I applied via Recruitment Consulltant and was interviewed before Jan 2022. There were 4 interview rounds.
Coding skills in Python, Spark/Scala are a must.
Python, Spark, Scala, Terraform
(2 Questions)
- Q1. Why are you changing the job
- Q2. What is your strong suite
Interview Preparation Tips
Selected
I applied via Approached by Company and was interviewed before Mar 2022. There were 3 interview rounds.
The aptitude test was not that difficult.
The coding test was of moderate difficulty
Interview Preparation Tips
- SQL
- Python
Top trending discussions
Interview questions from similar companies
Senior Data Engineer Interview Questions & Answers
Nineleaps Technology Solutions
Anonymous
posted on 6 Jun 2024
I applied via LinkedIn and was interviewed in Dec 2023. There were 2 interview rounds.
(1 Question)
- Q1. How does spark run in the background?
- Ans.
Spark runs in the background using a cluster manager to allocate resources and schedule tasks.
Spark uses a cluster manager (such as YARN, Mesos, or Kubernetes) to allocate resources and schedule tasks.
Tasks are executed by worker nodes in the cluster, which communicate with the driver program.
The driver program coordinates the execution of tasks and manages the overall workflow.
Spark's DAG scheduler breaks the job into...
(1 Question)
- Q1. Write a python program to find the most occurred number in sequence
- Ans.
Python program to find the most occurred number in a sequence
Iterate through the sequence and count the occurrences of each number using a dictionary
Find the number with the highest count in the dictionary
Handle edge cases like empty sequence or multiple numbers with the same highest count
Skills evaluated in this interview
Senior Data Engineer Interview Questions & Answers
Blackbuck Insights
geetanjali rashinkar
posted on 25 Apr 2024
(1 Question)
- Q1. SQL questions mainly -Max salary
(1 Question)
- Q1. Questions related to python data types & warehouse concepts
I applied via Naukri.com and was interviewed in Nov 2020. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. Sql ,
- Q2. Object oriented programming
Interview Preparation Tips
Data Engineer Interview Questions & Answers
Nineleaps Technology Solutions
Anonymous
posted on 15 Jan 2024
General Aptitude Questions
(3 Questions)
- Q1. Queries on SQL, Basic Statistic Question related to normal curve, Basic Python question(from python interview question list of any website)
- Q2. Shape of normal Distribution
- Ans.
The shape of a normal distribution is bell-shaped and symmetrical.
A normal distribution has a peak at the mean and tails that extend to infinity in both directions.
The distribution is symmetrical, meaning that the left and right halves mirror each other.
The standard deviation determines the spread or width of the distribution.
Many natural phenomena and measurements in various fields follow a normal distribution.
Example...
- Q3. Valuess of mean median and mode
- Ans.
Mean, median, and mode are measures of central tendency in statistics.
Mean is the average of a set of numbers, calculated by summing all the values and dividing by the total count.
Median is the middle value in a sorted list of numbers. If there is an even number of values, it is the average of the two middle values.
Mode is the value that appears most frequently in a set of numbers. It can be a single value or multiple
(1 Question)
- Q1. General HR questions
(1 Question)
- Q1. General discussion round with ceo and about projects
Interview Preparation Tips
Then basics of python and Statistics
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Koantek Interviews By Designations
Interview Questions for Popular Designations
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Koantek Senior Data Engineer Interview Process
based on 7 interviews
2 Interview rounds
- Resume Shortlist Round
- Coding Test Round
Interview Questions from Similar Companies
Koantek Senior Data Engineer Reviews and Ratings
based on 7 reviews
Rating in categories
|
Data Engineer
74
salaries
|  ₹5 L/yr - ₹18.5 L/yr |
|
Senior Data Engineer
29
salaries
| ₹16.8 L/yr - ₹31.5 L/yr |
|
Data Scientist
13
salaries
| ₹10.1 L/yr - ₹21 L/yr |
|
Solution Architect
9
salaries
| ₹45 L/yr - ₹68 L/yr |
|
Senior Data Scientist
6
salaries
| ₹18 L/yr - ₹30 L/yr |
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