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I applied via Referral and was interviewed in Sep 2023. There were 2 interview rounds.
Hadoop is an open-source distributed processing framework that manages data processing and storage for big data applications.
Hadoop consists of HDFS (Hadoop Distributed File System) for storage and MapReduce for processing.
Hadoop uses a master-slave architecture with a single NameNode and multiple DataNodes.
Data is stored in blocks across multiple DataNodes for fault tolerance and scalability.
Hadoop ecosystem includes ...
I applied via LinkedIn and was interviewed before Jan 2024. There was 1 interview round.
I applied via Referral and was interviewed before May 2023. There were 3 interview rounds.
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I applied via Naukri.com and was interviewed in Mar 2020. There were 3 interview rounds.
I applied via Naukri.com and was interviewed before Feb 2021. There were 4 interview rounds.
I would expect a competitive salary based on my experience and the responsibilities of the role.
Research the average salary range for Senior Data Engineers in your location and industry.
Consider your years of experience, technical skills, and any additional certifications or qualifications.
Be prepared to negotiate and discuss benefits and perks as part of the overall compensation package.
My family background is diverse and multicultural, with members from different countries and professions.
My parents are from different countries, which has exposed me to different cultures and perspectives.
My father is a doctor and my mother is an engineer, which has influenced my interest in both fields.
I have relatives who are teachers, artists, and entrepreneurs, which has given me a well-rounded understanding of di...
Seeking new challenges and growth opportunities in a dynamic and innovative environment.
Looking for a change to expand my skill set and knowledge.
Seeking new challenges and opportunities for professional growth.
Interested in working in a dynamic and innovative environment.
Want to contribute to a company that aligns with my values and goals.
Desire to work with cutting-edge technologies and tools.
Looking for a better wor...
In 5 years, I see myself leading a team of data engineers, driving innovative solutions and contributing to the company's growth.
Leading a team of data engineers
Driving innovative solutions
Contributing to the company's growth
My strengths include strong technical skills, problem-solving abilities, and attention to detail. My weaknesses include a tendency to overthink and a desire for perfection.
Strong technical skills in data engineering
Ability to solve complex problems
Attention to detail in data analysis and processing
Tendency to overthink and analyze situations excessively
Desire for perfection which can sometimes lead to delays
I am an experienced Senior Data Engineer with a strong background in data management and analytics.
Over 8 years of experience in designing and implementing data pipelines
Proficient in programming languages like Python, SQL, and Java
Expertise in big data technologies such as Hadoop, Spark, and Kafka
Skilled in data modeling, ETL processes, and data warehousing
Strong problem-solving and communication skills
Worked on proje...
An unique id for a massive parallel system can be generated using a combination of timestamp, machine id and a random number.
Use a timestamp to ensure uniqueness
Include a machine id to avoid collisions in a distributed system
Add a random number to further increase uniqueness
Consider using a UUID (Universally Unique Identifier) for simplicity
Ensure the id generation algorithm is thread-safe
A parking lot system that manages parking spots and vehicles.
Create a class for parking lot with attributes like total number of spots, available spots, etc.
Create a class for vehicle with attributes like license plate number, type, etc.
Implement methods for parking a vehicle, removing a vehicle, and checking availability of spots.
Use data structures like arrays and maps to store and retrieve information.
Consider imple
Java coding test. Really basic
I applied via Approached by Company and was interviewed in Jul 2022. There were 3 interview rounds.
based on 3 interviews
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based on 7 reviews
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