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Datman Business Intelligence Engineer Interview Questions and Answers
Datman Business Intelligence Engineer Interview Experiences
1 interview found
Anonymous
Selected
I applied via LinkedIn and was interviewed before Oct 2022. There were 3 interview rounds.
Prepare for data ETL, warehousing and Analytics
(2 Questions)
- Q1. Projects worked on
- Q2. Work experience
Interview Preparation Tips
Top trending discussions
Interview questions from similar companies
I applied via Naukri.com and was interviewed in Sep 2024. There was 1 interview round.
(3 Questions)
- Q1. Write a query to get first order for every customer in the year 2021
- Ans.
Query to retrieve the first order for each customer in 2021
Use a subquery to find the minimum order date for each customer in 2021
Join the subquery with the main table on customer ID and order date to get the first order
- Q2. How do you connect S3 and Lambda
- Ans.
S3 and Lambda can be connected using S3 event notifications to trigger Lambda functions.
Set up an S3 bucket and create a Lambda function
Configure the S3 bucket to send event notifications to the Lambda function
Define the event type and prefix/suffix for triggering the Lambda function
Lambda function will be automatically triggered when the specified event occurs in the S3 bucket
- Q3. What is Churn Rate? What is customer conversion rate?
- Ans.
Churn rate is the percentage of customers who stop using a product or service over a certain period of time. Customer conversion rate is the percentage of potential customers who take a desired action, such as making a purchase.
Churn rate measures customer retention and loyalty.
Customer conversion rate measures the effectiveness of marketing and sales efforts.
Churn rate can be calculated by dividing the number of custo...
Skills evaluated in this interview
I applied via Company Website and was interviewed in Aug 2024. There were 3 interview rounds.
SQL Intermediate to Hard level 2-3 Questions, 18-20 SQL MCQs
(2 Questions)
- Q1. Live SQL coding Questions
- Q2. Questions on Python, BI tools, ETL tools and technologies
(1 Question)
- Q1. Questions on Amazon LPs
Interview Preparation Tips
- SQL
- Python
- Excel
- Bi
- ETL
I applied via Referral and was interviewed in Aug 2024. There was 1 interview round.
(2 Questions)
- Q1. Self Intro, SQL proficiency, Python proficiency
- Q2. Group introduction, job description
Interview Preparation Tips
- Bahavorial
(2 Questions)
- Q1. Please give a self-introduction.
- Ans.
I am a highly motivated Business Intelligence Engineer with a strong background in data analysis and visualization.
Experienced in SQL, Python, and Tableau for data analysis
Skilled in creating dashboards and reports to drive business decisions
Strong problem-solving skills and attention to detail
Excellent communication and teamwork abilities
- Q2. Why do you apply for Amazon?
- Ans.
I am passionate about technology and innovation, and I believe Amazon offers a challenging and dynamic work environment where I can contribute and grow.
Passionate about technology and innovation
Challenging and dynamic work environment
Opportunity to contribute and grow
It is 1hr, including SQL and dataframe manipulation, which you can use either R or Python.
I applied via Company Website and was interviewed in Feb 2024. There was 1 interview round.
(1 Question)
- Q1. About myself and my project
I applied via Company Website and was interviewed in Apr 2024. There was 1 interview round.
(1 Question)
- Q1. SQL questions oh joins, having vs where, visualization questions
(1 Question)
- Q1. Tell me about yourself
(1 Question)
- Q1. SQL group by, joins
I applied via Approached by Company and was interviewed in Jun 2022. There were 3 interview rounds.
SQL coding for 30 minutes.
(1 Question)
- Q1. Discussion on how to optimize SQL queries, questions on ETL pipelines
(1 Question)
- Q1. 2 behavioral rounds, both based on Amazon's 14 LP's.
Interview Preparation Tips
Selected
I applied via Referral and was interviewed before Feb 2023. There were 4 interview rounds.
SQL, Python, Statistics, Basic ML concepts
(1 Question)
- Q1. Behavioral questions, to be answered in STAR format
(1 Question)
- Q1. Behavioral questions, expected to be answered in STAR format
(1 Question)
- Q1. Behavioral questions, expected to be answered in STAR format
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Datman Business Intelligence Engineer Interview Process
based on 1 interview
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