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kipi.ai Senior Leader Engineer Interview Questions and Answers
5 Interview questions
ETL involves extracting data, transforming it, and then loading it into a target system. ELT involves extracting data, loading it into a target system, and then transforming it.
ETL: Extract, Transform, Load
ELT: Extract, Load, Transform
ETL is suitable for scenarios where data needs to be cleansed and transformed before loading into the target system.
ELT is suitable for scenarios where raw data needs to be quickly l...
To find out who is the manager of whom from the employee table.
Join the employee table with itself on the manager_id and employee_id columns
Select the employee name and manager name based on the join condition
ETL focuses on extracting, transforming, and loading data in a sequential process, while ELT involves loading data into a target system first and then performing transformations.
ETL: Extract, Transform, Load - data is extracted from the source, transformed outside of the target system, and then loaded into the target system.
ELT: Extract, Load, Transform - data is extracted from the source, loaded into the target s...
SQL query optimization involves identifying and fixing inefficient queries to improve performance.
Identify slow queries using tools like query execution plans or monitoring tools.
Optimize queries by using indexes, avoiding unnecessary joins, and rewriting complex queries.
Consider denormalizing tables or using materialized views for frequently accessed data.
Test and benchmark query performance after optimization to...
Data modelling involves creating a visual representation of data relationships and processes.
Data modelling is the process of creating a data model for a database.
It involves identifying the entities, attributes, relationships, and constraints of the data.
Data modelling helps in organizing data effectively and ensuring data integrity.
Common data modelling techniques include Entity-Relationship (ER) modelling and U...
kipi.ai Senior Leader Engineer Interview Experiences
7 interviews found
Selected
I applied via Job Portal and was interviewed in Nov 2024. There were 2 interview rounds.
(2 Questions)
- Q1. There were 2 technical round of interview in which I have asked about SQL related Query and concept of data warehousing.
- Q2. Difference between ETL and ELT, give pros and cons of it.
- Ans.
ETL involves extracting data, transforming it, and then loading it into a target system. ELT involves extracting data, loading it into a target system, and then transforming it.
ETL: Extract, Transform, Load
ELT: Extract, Load, Transform
ETL is suitable for scenarios where data needs to be cleansed and transformed before loading into the target system.
ELT is suitable for scenarios where raw data needs to be quickly loaded...
(1 Question)
- Q1. Data warehousing questions like type of fact table , SCD, and type of SCD. Difference between Star and snowflake schema. Modern data tools and data migration concepts in cloud.
Interview Preparation Tips
Your life become hell, there is no rule of fixed hour of working.
you might allocated to multiple tiny projects and that cost you 10-14 hours of daily working.
kipi.ai HR Interview Questions
Selected
I applied via Naukri.com and was interviewed in Dec 2023. There were 4 interview rounds.
(1 Question)
- Q1. Technical Questions regarding projects that you have worked on and deep diving into it.
(1 Question)
- Q1. Same as first round but detailed one
(1 Question)
- Q1. Same as previous round but more technical
(1 Question)
- Q1. Offer discussion
Selected
I applied via Approached by Company and was interviewed in May 2023. There were 4 interview rounds.
(1 Question)
- Q1. Profile related
(1 Question)
- Q1. Eeveything in Resume and Data warehouse concepts.
(1 Question)
- Q1. Deeper concepts of data warehouse and data modelling.
(1 Question)
- Q1. Designation discussion and salary negotiation.
Interview Preparation Tips
Selected
I applied via Approached by Company and was interviewed in May 2023. There were 4 interview rounds.
(1 Question)
- Q1. Questions were mostly around reporting, visualization, performance optimization
(1 Question)
- Q1. Asked about my experiences and how I would contribute to kipi
(1 Question)
- Q1. Negotiation. Joining Dates DIscussion.
Ajeet Verma
Selected
I applied via Recruitment Consulltant and was interviewed before Sep 2023. There were 2 interview rounds.
(6 Questions)
- Q1. What do you know about Data modelling related.
- Ans.
Data modelling involves creating a visual representation of data relationships and processes.
Data modelling is the process of creating a data model for a database.
It involves identifying the entities, attributes, relationships, and constraints of the data.
Data modelling helps in organizing data effectively and ensuring data integrity.
Common data modelling techniques include Entity-Relationship (ER) modelling and UML di...
- Q2. How do you do SQL query optimization?
- Ans.
SQL query optimization involves identifying and fixing inefficient queries to improve performance.
Identify slow queries using tools like query execution plans or monitoring tools.
Optimize queries by using indexes, avoiding unnecessary joins, and rewriting complex queries.
Consider denormalizing tables or using materialized views for frequently accessed data.
Test and benchmark query performance after optimization to ensu...
- Q3. What are the difference between ETL and ELT?
- Ans.
ETL focuses on extracting, transforming, and loading data in a sequential process, while ELT involves loading data into a target system first and then performing transformations.
ETL: Extract, Transform, Load - data is extracted from the source, transformed outside of the target system, and then loaded into the target system.
ELT: Extract, Load, Transform - data is extracted from the source, loaded into the target system...
- Q4. Question based on ETL Tools and project explaination?
- Q5. From employee table find out who is manager of whom?
- Ans.
To find out who is the manager of whom from the employee table.
Join the employee table with itself on the manager_id and employee_id columns
Select the employee name and manager name based on the join condition
- Q6. Cloud technology related questions mostly on data migration.
(1 Question)
- Q1. In second round scenario based technicals and non technical questions and it was scheduled with higher management.
- Ans.
Preparing for a Senior Lead Engineer interview with management involves technical and non-technical scenarios.
Demonstrate leadership by discussing a project where you led a team to success, highlighting your role in decision-making.
Explain a technical challenge you faced and how you resolved it, showcasing your problem-solving skills.
Discuss your approach to mentoring junior engineers, providing an example of how you h...
Interview Preparation Tips
Skills evaluated in this interview
Shivam Kumar Sharma
Selected
I applied via Naukri.com and was interviewed in Jul 2022. There were 4 interview rounds.
(1 Question)
- Q1. Once resume got shortlisted, first round of interview was scheduled. It comprised of basic snowflake, SQL and project based questions.
(1 Question)
- Q1. In round 2 basic to advanced questions on Snowflake, SQL, data modelling concepts, data architecture related few questions. Projects and experience based questions were also asked. BI Tools experience is g...
(1 Question)
- Q1. Final HR round was conducted with the CTO and HR. It comprised of questions on client exposure, projects and experience in previous companies.
Interview Preparation Tips
- Snowflake
- SQL
- Tableau
- Data Modelling
Shivank Gupta
Selected
I applied via Naukri.com and was interviewed in Jul 2022. There were 5 interview rounds.
(1 Question)
- Q1. General SQL and Data Warehouse questions, some python related.
(1 Question)
- Q1. Data Warehouse concepts, Snowflake, Python related questions.
(1 Question)
- Q1. This is general discussion with higher management guys like CTO, COO. Discussion about your team, your role, your technology. Very easy round to crack.
(1 Question)
- Q1. Generic HR discussion nothing else. Salary negotiation, your designation, features and all.
Interview Preparation Tips
- SQL
- Snowflake
- Python
- Data warehouse
Top trending discussions
Interview questions from similar companies
Software Engineer Interview Questions & Answers
Saama Technologies
Prashant Kumar
posted on 15 Jul 2022
I applied via Referral and was interviewed before Jul 2021. There were 3 interview rounds.
If you are a fresher , then this is for you else almost no coding test for experienced candidates.
(1 Question)
- Q1. Javascript basics, Angular react general questions depends upon profile.
(1 Question)
- Q1. They asked general questions related to some hectic situation faced in previous company / project..
Interview Preparation Tips
Software Engineer Interview Questions & Answers
Josh Technology Group
Anonymous
posted on 28 Jul 2021
I applied via Campus Placement and was interviewed before Jul 2020. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. Check if binary tree is balanced or not.
- Q2. Detect loops in linked list.
Interview Preparation Tips
Skills evaluated in this interview
I applied via Campus Placement and was interviewed before Aug 2020. There were 4 interview rounds.
Interview Questionnaire
2 Questions
- Q1. It was mostly puzzles.
- Q2. One algo question invoving recursive function .
- Ans.
Recursive functions solve problems by breaking them down into smaller subproblems, often leading to elegant solutions.
A recursive function calls itself with modified parameters.
Base case is crucial to prevent infinite recursion.
Example: Factorial function - factorial(n) = n * factorial(n-1) with base case factorial(0) = 1.
Example: Fibonacci sequence - fib(n) = fib(n-1) + fib(n-2) with base cases fib(0) = 0, fib(1) = 1.
...
Interview Preparation Tips
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kipi.ai Senior Leader Engineer Reviews and Ratings
based on 23 reviews
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