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2. HOW TO BECOME A HADOOP DEVELOPER
WHY IS HADOOP IN SUCH A GREAT DEMAD
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SKILLS REQUIRED BY A HADOOP DEVELOPER
ROLES AND RESPONSIBILITIES OF A HADOOP DEVELOPER
TOP COMPANIES HIRING
HADOOP DEVELOPER INTERVIEW QUESTIONS
WHO IS A HADOOP DEVELOPER

3. WHO IS A HADOOP DEVELOPER?
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4. Who is a Hadoop Developer
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Hadoop Developer is a professional programmer, with
sophisticated knowledge of Hadoop components and tools. A
Hadoop Developer, basically designs, develops and deploys
Hadoop applications with strong documentation skills.

5. HOW TO BECOME A HADOOP DEVELOPER
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6. What does a Hadoop Developer do?
Graduation
Java Basics
Projects
Linux Basics
SQL Basics
Experience
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7. WHY IS HADOOP IN SUCH A HIGH DEMAND
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8. Why Hadoop is in such a high Demand?
Storage and Processing
Scalability
Flexibility
Low Cost
Computing Power
Fault Tolerance
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Hadoop Developer Job Trends
Hadoop
Java
Python
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Hadoop Developer Job Trends
• The number of Hadoop jobs has increased at a sharp rate from 2014 to 2019
• It has risen to almost double between April 2016 to April 2019
• 50,000 vacancies related to Big data are currently available in India
• India contributes to 12% of Hadoop Developer jobs in the worldwide market
• Offshore jobs in India are likely to increase at a rapid pace due to outsourcing.
• MNCs in India are offering handsome salaries for Hadoop Developers in India.
• 80% of market employers are looking for Big Data
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Hadoop Developer Salary Trends
₹400,000 to ₹ 500,000
₹4,500,000 to ₹ 5,000,000
Entry Level Hadoop Developer
Experienced Hadoop Developer
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Entry Level Hadoop Developer
Experienced Hadoop Developer
25,000 £ to 30,000 £
80,000 £ to 90,000 £
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Hadoop Developer Salary Trends

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Entry Level Hadoop Developer
Experienced Hadoop Developer
75,000 US$ to 80,000 US$
125,000 US$ to 150,000 US$
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Hadoop Developer Salary Trends

14. SKILLS REQUIRED BY A HADOOP DEVELOPER
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• Basic knowledge of Hadoop and its Eco-System
• Able to work with Linux and execute basic commands
• Hadoop Storage technologies like HDFS, HBase
• Data Collection, Cleansing, Validation and Verification
• Ability to handle Work-Flow in Eco-System
• The familiarity of ETL tools and Data Mining
• Experienced with Job Scheduling Using Oozie
• Good Knowledge of Cluster Management
Skills required by Hadoop Developer

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• Basic knowledge
of Hadoop and its
Eco-System
Skills required by Hadoop Developer
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Skills required by Hadoop Developer
• Being comfortable with storage units like
HDFS and HBase
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• Spark SQL integrates relational
processing with Spark’s
functional programming.
Skills required by Hadoop Developer
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• Data Ingestion
Skills required by Hadoop Developer
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Skills required by Hadoop Developer
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Skills required by Hadoop Developer
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Skills required by Hadoop Developer
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• Able to work with Data Processing tools
like MapReduce and write problem solving
codes
Skills required by Hadoop Developer
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• Spark cluster computing framework is
used by developers for real-time
processing.
Skills required by Hadoop Developer
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• The familiarity of ETL tools and
Data Mining
Skills required by Hadoop Developer
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PIG is designed to provide an
abstraction over MapReduce,
reducing the complexities of
writing a MapReduce program.
Skills required by Hadoop Developer
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• Apache Hive is a data
warehousing project is used
by developers for Data
Querying and Data Analytics
built on top of Hadoop.
Skills required by Hadoop Developer
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• GraphX is Apache Spark’s
API used by developers for
graphs and graph-parallel
computation.
Skills required by Hadoop Developer
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• Good Knowledge of Mahout for
Machine Learning
Skills required by Hadoop Developer
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• Spark MLlib was designed by
the Apache foundation. It is
mainly used to perform
machine learning on top of
Apache Spark.
Skills required by Hadoop Developer
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• Experienced with Job
Scheduling Using Oozie
Skills required by Hadoop Developer
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• Good Knowledge of Cluster
Management
Skills required by Hadoop Developer
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33. ROLES AND RESPONSIBILITIES
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34. Roles and Responsibilities
• Hands-On Experience
with Hadoop Core
Components
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35. Roles and Responsibilities
• Optimum
Performance
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36. Roles and Responsibilities
• Design, Build, Install,
Configure, Support
Hadoop.
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37. Roles and Responsibilities
• Translate Complex
Technicalities
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38. Roles and Responsibilities
• Analyse vast Data
Storages and uncover
Insights
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39. Roles and Responsibilities
• Data Security and
Privacy
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40. Roles and Responsibilities
• High-Speed Querying
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41. Roles and Responsibilities
• Scalable Services
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42. Roles and Responsibilities
• Cluster Co-Ordination
through Zookeeper
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43. Roles and Responsibilities
• Load, Deploy, and
Maintain HBase
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44. TOP COMPANIES HIRING
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45. Companies Hiring Hadoop Developer

46. HADOOP DEVELOPER INTERVIEW QUESTIONS
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