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Apexon Data Engineer Interview Questions and Answers
Apexon Data Engineer Interview Experiences
6 interviews found
Anonymous
I applied via Naukri.com and was interviewed in Oct 2024. There was 1 interview round.
(2 Questions)
- Q1. Incremental load in pyspark
- Ans.
Incremental load in pyspark refers to loading only new or updated data into a dataset without reloading the entire dataset.
Use the 'delta' function in pyspark to perform incremental loads by specifying the 'mergeSchema' option.
Utilize the 'partitionBy' function to optimize incremental loads by partitioning the data based on specific columns.
Implement a logic to identify new or updated records based on timestamps or uni...
- Q2. Drop duplicates
- Ans.
Dropping duplicates involves removing repeated entries from a dataset to ensure data integrity and accuracy.
Use the 'drop_duplicates()' method in pandas to remove duplicate rows from a DataFrame.
Example: df.drop_duplicates(subset=['column1', 'column2'], keep='first') removes duplicates based on specified columns.
In SQL, use 'SELECT DISTINCT' to retrieve unique records from a table.
Example: SELECT DISTINCT column1, colu...
Skills evaluated in this interview
nikhil yeole
I applied via Naukri.com and was interviewed in Sep 2024. There was 1 interview round.
(2 Questions)
- Q1. Basic AWS Cloud Interview
- Q2. Basic Sql Question
(2 Questions)
- Q1. Spark architecture
- Q2. Sql questions about 2nd highest salary
I applied via Naukri.com and was interviewed in Jun 2023. There were 4 interview rounds.
(1 Question)
- Q1. Technical questions , regarding queries and plsql important topics
(1 Question)
- Q1. Hiring manger round and questions related to earlier project.
(1 Question)
- Q1. Not yet scheduled , waiting for feedback
Selected
I applied via Naukri.com and was interviewed before Aug 2023. There were 2 interview rounds.
Write a python code to sort list.
(2 Questions)
- Q1. What will you do under pressure?
- Ans.
I remain calm, prioritize tasks, communicate effectively, and focus on finding solutions.
Remain calm and composed under pressure
Prioritize tasks based on urgency and importance
Communicate effectively with team members and stakeholders
Focus on finding solutions rather than getting overwhelmed by the situation
- Q2. What will you do if your peer has absconded and your manager is on rage and scolding you for him.
- Ans.
I would calmly explain the situation to my manager and offer to help in any way possible to resolve the issue.
Stay calm and composed while addressing the situation
Explain the circumstances surrounding your peer's absence
Offer to assist in any way to make up for the missing work
Propose solutions to mitigate the impact of your peer's absence
Seek guidance from HR or higher management if necessary
Selected
I applied via Referral and was interviewed before May 2023. There was 1 interview round.
More on SQL how to extarct n th variable, types of joins and difference between them
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Interview questions from similar companies
I applied via Naukri.com and was interviewed before May 2018. There were 5 interview rounds.
Interview Questionnaire
4 Questions
- Q1. Telephonic technical
- Q2. Core Java related exception handling ,design pattern ,oops solid design principle, rest API, different annotations of spring and jpa
- Q3. Same questions on telephonic round but detailed elaborate and given simple problem statement we had to justify that why it's time n space complexity valid. Rest API questions hibernate orm use
- Q4. Manager round just to check whether you have actually worked on project or not stress testing performance questions scenario questions
Interview Preparation Tips
Skills: Core Java sevlet JSP hibernate spring rest API, Communication, Body Language, Problem Solving, Analytical Skills, Decision Making Skills
Duration: 1-4 weeks
I appeared for an interview in Sep 2019.
Interview Questionnaire
1 Question
- Q1. Pl sql related questions
Interview Preparation Tips
Laterly after I had lunch by 2pm Hr came n told me that Manager is not available now so we will be conducting ur further round in weekdays.
Then there was no mail or call so I purposely mailed them still haven't got proper response from them, so at last I told my friend who referd me to ask for an update the same HR told him that they want Immediate joiner so we can't process him to further round. Wasted my whole day over there
I applied via Recruitment Consultant and was interviewed before Jan 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. What Prog Languages known? Prior Software Experience? How good on U.S. Client Face to Face and telephonic interaction for projects?
- Ans.
I am proficient in Java, Python, and C++. I have 2 years of experience in software development. I have excellent communication skills for client interaction.
Proficient in Java, Python, and C++
2 years of software development experience
Excellent communication skills for client interaction
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Oct 2020. There were 5 interview rounds.
Interview Questionnaire
1 Question
- Q1. Technical questions related to angular,c# and sql
Interview Preparation Tips
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Apexon Interviews By Designations
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Overall Interview Experience Rating
based on 7 interview experiences
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Apexon Data Engineer Reviews and Ratings
based on 8 reviews
Rating in categories
|
Senior Software Engineer
807
salaries
|  ₹7.5 L/yr - ₹27 L/yr |
|
Software Engineer
572
salaries
| ₹4.1 L/yr - ₹16.6 L/yr |
|
Softwaretest Engineer
255
salaries
| ₹3.3 L/yr - ₹11 L/yr |
|
Senior Engineer
239
salaries
| ₹7 L/yr - ₹30 L/yr |
|
Associate Software Engineer
192
salaries
| ₹3 L/yr - ₹7.5 L/yr |
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