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Ericsson Data Scientist Interview Questions, Process, and Tips for Experienced

Updated 21 Nov 2024

Ericsson Data Scientist Interview Experiences for Experienced

1 interview found

I applied via Referral and was interviewed before Nov 2020. There were 4 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. State assumptions of linear regression?
  • Ans. 

    Assumptions of linear regression

    • Linear relationship between independent and dependent variables

    • Homoscedasticity (constant variance) of errors

    • Independence of errors

    • Normal distribution of errors

    • No multicollinearity among independent variables

  • Answered by AI
  • Q2. What is effect of multicollinearity ik regression analysis?
  • Ans. 

    Multicollinearity in regression analysis affects the accuracy and interpretability of the model.

    • Multicollinearity occurs when two or more independent variables are highly correlated.

    • It leads to unstable and unreliable estimates of regression coefficients.

    • It reduces the precision of the estimates and increases the standard errors.

    • It makes it difficult to interpret the individual effects of the independent variables.

    • It c...

  • Answered by AI
  • Q3. What are different measures used to check performance of classification model
  • Ans. 

    Measures to check performance of classification model

    • Accuracy

    • Precision

    • Recall

    • F1 Score

    • ROC Curve

    • Confusion Matrix

  • Answered by AI
  • Q4. What are disadvantage of logistics regression?
  • Ans. 

    Logistic regression assumes linear relationship between independent and dependent variables.

    • May not perform well with non-linear data

    • May overfit or underfit the data

    • May be sensitive to outliers

    • May require large sample size for stable results

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare basics of ML, stats and Sql properly

Skills evaluated in this interview

Data Scientist Jobs at Ericsson

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Interview questions from similar companies

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Basic ML questions were asked.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Apr 2022. There were 6 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. All technical questions related to profile
Round 3 - Technical 

(1 Question)

  • Q1. Data science questions
Round 4 - Behavioral 

(1 Question)

  • Q1. Current role and experience related
Round 5 - Technical 

(2 Questions)

  • Q1. Technical questions
  • Q2. Data science questions by onshore team
Round 6 - HR 

(2 Questions)

  • Q1. Salary joining date
  • Q2. Expected salary joining date
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Explain projects u had worked
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Numpy,pandas,data analysis

I applied via Naukri.com and was interviewed in Jul 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - One-on-one 

(1 Question)

  • Q1. Deep discussion about project did in last year. Basics of statistics like regression, hypothesis testing etc. Machine learning algorithms. Python programming basics.

Interview Preparation Tips

Topics to prepare for Jio Data Scientist interview:
  • Statistics
  • Time Series
  • Machine Learning
  • Python
  • Algorithms
Interview preparation tips for other job seekers - Answer the questions with confidence and make sure your subject knowlege is strong to answer basic tricky questions.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Jan 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

DSA question Easy to Medium level

Round 3 - Technical 

(1 Question)

  • Q1. The concept-based, problem statement and projects worked on.
Round 4 - Behavioral 

(1 Question)

  • Q1. Mostly scenario based questions and some advanced topics

Interview Preparation Tips

Interview preparation tips for other job seekers - The interview is very smooth, they ask about things you have already worked on, so be cool and calm.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed before Sep 2023. There were 3 interview rounds.

Round 1 - Coding Test 

Coding on Computer vision, NLP and Recommendation system, any 1 could be picked and solved

Round 2 - Technical 

(2 Questions)

  • Q1. Integration and differentiation, Machine learning math behind it
  • Q2. Linear regression assumptions, SVM model
Round 3 - HR 

(2 Questions)

  • Q1. Expectation from the role and compensation
  • Ans. 

    Expectations include utilizing data to drive insights and decisions, contributing to business growth, and competitive compensation.

    • Utilize data to drive insights and decisions

    • Contribute to business growth through data-driven strategies

    • Expect competitive compensation based on experience and skills

  • Answered by AI
  • Q2. Behavioral questions

Interview Preparation Tips

Topics to prepare for Jio Data Scientist interview:
  • Machine Learning
  • Deep Learning
  • Computer Vision
  • NLP
  • Python
Interview preparation tips for other job seekers - Good at coding and Math behind every model in Machine learning
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
  • Q1. Llm based questions
  • Q2. Sql based questions

I applied via Recruitment Consulltant and was interviewed before Nov 2021. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Aptitude Test 

Reasoning questions mathematics

Round 3 - HR 

(3 Questions)

  • Q1. Introduce yourself and how fluent I can speak English
  • Ans. 

    I am a highly motivated and dedicated individual with excellent English fluency.

    • I have been speaking English fluently for over 10 years.

    • I have a strong command of grammar and vocabulary.

    • I have experience communicating in English in both professional and social settings.

    • I have successfully completed English language proficiency tests such as TOEFL with a high score.

    • I have participated in English-speaking clubs and debat

  • Answered by AI
  • Q2. Work profile of previous companies
  • Ans. 

    I have worked in various companies with diverse work profiles.

    • Worked as a software engineer at XYZ Company, where I developed and maintained web applications using Java and JavaScript.

    • At ABC Company, I worked as a project manager and successfully led a team of 10 members to deliver a complex software project within the deadline.

    • In my previous role at DEF Company, I was responsible for conducting market research and ana...

  • Answered by AI
  • Q3. Salary expectations was asked
Round 4 - One-on-one 

(2 Questions)

  • Q1. How can I satisfy customers
  • Ans. 

    Satisfy customers by providing excellent service and addressing their needs and concerns.

    • Listen actively to their feedback and take action to improve

    • Offer personalized solutions and go above and beyond to exceed expectations

    • Provide timely and efficient service

    • Maintain a positive and friendly attitude

    • Ensure quality products and services

    • Offer incentives and rewards for loyalty

  • Answered by AI
  • Q2. How would I rate myself
  • Ans. 

    I would rate myself as highly competent and skilled in my field.

    • I have a strong understanding of the subject matter and can apply it effectively.

    • I consistently deliver high-quality work and meet or exceed expectations.

    • I actively seek opportunities to learn and improve my skills.

    • I am able to work well both independently and as part of a team.

    • I have received positive feedback and recognition for my work.

    • I am confident in...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and presentable. Always speak truth. Make sure you’re audible and clear to the interviewer

Ericsson Interview FAQs

How many rounds are there in Ericsson Data Scientist interview for experienced candidates?
Ericsson interview process for experienced candidates usually has 2 rounds. The most common rounds in the Ericsson interview process for experienced candidates are Technical, One-on-one Round and HR.
How to prepare for Ericsson Data Scientist interview for experienced candidates?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Ericsson. The most common topics and skills that interviewers at Ericsson expect are Python, Machine Learning, SQL, Data Management and HTML.
What are the top questions asked in Ericsson Data Scientist interview for experienced candidates?

Some of the top questions asked at the Ericsson Data Scientist interview for experienced candidates -

  1. What are different measures used to check performance of classification mo...read more
  2. What is effect of multicollinearity ik regression analysi...read more
  3. What are disadvantage of logistics regressio...read more

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Ericsson Data Scientist Salary
based on 261 salaries
₹9.3 L/yr - ₹33 L/yr
35% more than the average Data Scientist Salary in India
View more details

Ericsson Data Scientist Reviews and Ratings

based on 28 reviews

3.5/5

Rating in categories

3.0

Skill development

3.2

Work-life balance

3.3

Salary

3.6

Job security

3.1

Company culture

2.6

Promotions

2.7

Work satisfaction

Explore 28 Reviews and Ratings
Data Scientist

Noida,

Kolkata

+1

8-12 Yrs

₹ 14.75-14.57 LPA

Data Scientist

Bangalore / Bengaluru

4-6 Yrs

₹ 8.35-20.5 LPA

Data Scientist

Noida

8-12 Yrs

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