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Sigmoid
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Sigmoid Data Engineer Interview Questions and Answers for Freshers
Sigmoid Data Engineer Interview Experiences for Freshers
1 interview found
Anonymous
Selected
I applied via LinkedIn and was interviewed before Jun 2023. There were 2 interview rounds.
Basic Multiple choice questions
(2 Questions)
- Q1. Two sum problem
- Q2. Check if there is a loop in linked list
- Ans.
Check for a loop in a linked list by using two pointers moving at different speeds.
Use two pointers, one moving at a normal speed and another moving at double the speed.
If there is a loop, the two pointers will eventually meet at some point.
Alternatively, use a hash set to store visited nodes and check for duplicates.
Interview Preparation Tips
- Python
- Cloud
Skills evaluated in this interview
Top trending discussions
Interview questions from similar companies
Selected
I applied via Job Portal and was interviewed in Mar 2024. There were 3 interview rounds.
(2 Questions)
- Q1. How to decide upon Spark cluster sizing?
- Ans.
Spark cluster sizing depends on workload, data size, memory requirements, and processing speed.
Consider the size of the data being processed
Take into account the memory requirements of the Spark jobs
Factor in the processing speed needed for the workload
Scale the cluster based on the number of nodes and cores required
Monitor performance and adjust cluster size as needed
- Q2. Question on Spark internals
Implement a pipeline based on given conditions and data requirement
(1 Question)
- Q1. There were no questions as such. They want me join on very next day when the HR discussion was over and started itimidating me with aggressive approach even without discussing the salary part and the benef...
Interview Preparation Tips
Based on the HR behaviour, I can say there is no respect for an employee/ candidate.
The behaviour was like as if I am at the mercy of the employer and I don't have any other company in this world.
Skills evaluated in this interview
Poongodi Vijay
(1 Question)
- Q1. Self intro and technical questions
(1 Question)
- Q1. Its all about statistical analysis
(2 Questions)
- Q1. Spark and airflow related questions
- Q2. AWS services and it's related questions
I applied via Campus Placement and was interviewed in Nov 2023. There were 4 interview rounds.
Blood Relations, Pipes and Cisterns, Time and work etc.
Question based on hashmap
Is Artificial Intelligence boon or ban.
(2 Questions)
- Q1. Python and SQL questions
- Q2. Python and Numpy, Pandas
Interview Preparation Tips
(2 Questions)
- Q1. Basic SQL questions
- Q2. Statistical questions
Selected
I applied via Campus Placement and was interviewed before Nov 2023. There were 3 interview rounds.
Difficult aptitude, had to solve a lot of problems in 2 hrs
GD topic was "online vs offline education "
(2 Questions)
- Q1. SQL question on self join
- Q2. Guesstimate on number of cars sold in delhi
- Ans.
Approximately 1.5-2 million cars are sold in Delhi annually.
Consider population of Delhi (approx. 20 million)
Assume car ownership rate (approx. 10%)
Factor in replacement rate and new buyers
I applied via LinkedIn and was interviewed before Oct 2021. There were 3 interview rounds.
8 python coding
With 2 aptitude
Game based assessment.
More than 8 games need to play
(2 Questions)
- Q1. Questions from python and also from SQL. SQL is must to place LatentView. Some projects related questions
- Q2. How many joins are in SQL what is lamda function in python Difference between tuples and list
- Ans.
Answering questions related to SQL joins, lambda function in Python, and difference between tuples and lists.
There are four types of joins in SQL: inner join, left join, right join, and full outer join.
Lambda function is an anonymous function in Python that can take any number of arguments, but can only have one expression.
Tuples are immutable and ordered collections of elements, while lists are mutable and ordered col...
Interview Preparation Tips
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Nov 2022. There were 5 interview rounds.
Get questions from all topics and medium level questions
They give one topic and provide one minute for thinking its overall 30 min discussion
(2 Questions)
- Q1. Total technical rounds 1)basic resume questions, python and sql questions. 2)same round 1 but a little bit extra dose 3) managerial round
- Q2. List, tuple, oops concept. joins from sql
(1 Question)
- Q1. Why latent view why analytics best achivemnts
- Ans.
Latent view and analytics are essential for data-driven decision making. My best achievement is developing a predictive model for customer churn.
Latent view helps to uncover hidden patterns and insights in data that are not immediately apparent.
Analytics provides a systematic approach to analyzing data and extracting meaningful insights.
My best achievement is developing a predictive model for customer churn that helped
Interview Preparation Tips
Selected
I applied via Campus Placement
It was easy to approach!
Discussions about common topics like boon or bane to society
Asked about the scenarios
(1 Question)
- Q1. Technical round related to skills and resume
(1 Question)
- Q1. Discussions regarding work culture and compensations
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Sigmoid Data Engineer Interview Process for Freshers
based on 1 interview
Interview experience
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Sigmoid Data Engineer Reviews and Ratings
based on 8 reviews
Rating in categories
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49
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Data Engineer
49
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Senior Data Scientist
42
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