5 Reasons to Learn Hadoop — A Guide for Beginners

Ganesh Kumar
5 min readNov 24, 2023

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Photo by ev on Unsplash

Hadoop acts as a game-changer in handling vast amounts of data. With its distributed processing capability, individuals can efficiently manage and analyze Big Data sets, providing valuable insights that were once deemed impossible.

As EMC’s Chief Technology Officer John Roese has said, the demand for Hadoop experts is high. Organizations are actively seeking Hadoop-proficient individuals to fill analytics roles. Learning Hadoop opens diverse career paths and puts you in the league of professionals tackling real-world challenges.

Hadoop enables users to conduct in-depth analytics, helping organizations understand customer behaviors, buying patterns, and click trends. By getting the necessary skills through Hadoop course online, individuals can contribute significantly to improving marketing strategies, personalized recommendations, and targeted advertising.

Learning Hadoop is a wise investment in your skills. It keeps you ahead, especially as Big Data expands. Hadoop remains relevant, ensuring your skills stay valuable. Moreover, it enables you to undertake exciting projects, from making custom analytics solutions to building efficient data processing systems. Mastering Hadoop opens doors to contributing to and exploring many technological advancements.

Why Learn Hadoop?

Learning Hadoop is crucial due to the increasing demand for professionals capable of handling vast amounts of unstructured Big Data measured in gigabytes.

Hadoop, an open-source software framework, stores and processes exceptionally large datasets in a distributed computing environment. It enhances data availability for developers through the distribution of object-oriented tasks, enabling parallel processing across multiple clustered computers.

The fusion of Hadoop with Big Data technologies meets diverse data processing and computational needs. Hadoop stands out as a comprehensive platform for Big Data processing, demonstrating its effectiveness across various industries, including natural resources, manufacturing, IT services, banking, and the financial sector.

While mastering Hadoop might seem complex, professional Hadoop training and certification make it accessible even for beginners. Acquiring Hadoop skills provides a competitive edge in the Big Data, as it is becoming a prerequisite for professionals in this field.

Notably, Hadoop and NoSQL software and services are the fastest-growing technologies in the data market. A Markets and Markets Research report predicts that the Hadoop and Big Data Analytics market will reach nearly $23.5 billion by 2025 at a CAGR of 13%. This tells us about Hadoop’s significant growth and opportunities, making it a must-have skill for individuals aiming to thrive in the Big Data industry.

Here are some noteworthy success stories involving Hadoop.

  • The New York Times utilized the Hadoop framework to convert nearly 4 million entities into PDF format in less than 36 hours.
  • Walmart revolutionized e-commerce with its Social Genome product, powered by Hadoop.

This innovative approach involves offering personalized recommendations to customers or friends of customers who discuss products online, be it on Facebook, Twitter, or any other social media platform.

For example, if a woman frequently tweets about movies and mentions “I love salt,” Walmart’s Social Genome product can intelligently analyze that she is referring to the Hollywood movie “Salt” and not the condiment. This shows the versatility and impact of Hadoop in transforming data into better insights for large-scale operations.

Top 5 Reasons to Learn Hadoop

As the year comes to an end, the significance of Hadoop in the Big Data cannot be overstated. Here are five reasons why learners who are willing to enter the IT world and professionals considering to master Hadoop through Hadoop training to gain lucrative career opportunities.

1. Expansive Career Opportunities

The demand for Hadoop professionals is on the rise across diverse industries, including finance, retail, healthcare, agriculture, sports, energy, utilities, and media. Completing certified Hadoop training opens doors to roles such as Hadoop Developer, Big Data Architect, Data Analyst, Hadoop Administrator, and Data Scientist.

2. Exponential Growth in Big Data Market

The projected size of the global Big Data technology market is expected to reach USD 116.07 billion by 2027, with substantial increase from USD 41.33 billion in 2019 at a Compound Annual Growth Rate (CAGR) of 14% within the forecast period.

Hadoop plays a crucial role in handling vast volumes of data efficiently and economically. Its capacity for storage and processing with commodity hardware makes it an indispensable tool in the fast-paced world of Big Data. Hadoop serves as the “Operating System” for distributed HDFS, enabling developers to analyze extensive data for various purposes, from understanding customer behavior to predicting sports outcomes.

3. Increased Number of Hadoop Jobs

Job listings on popular portals like Glassdoor, Dice, SimplyHired, and Indeed highlight the escalating demand for Hadoop skills. Companies such as Netflix, Google, IBM, Cloudera, and others are actively seeking professionals with expertise in Hadoop. According to Dice.com, the combination of Hadoop and Java skills is ranked first among the top 10 Big Data skills needed in 2024.

4. High Earning Potential

The average annual salary for professionals with Hadoop skills is on an all time high, averaging $100,000. Organizations are willing to pay a premium for Hadoop talent, reflecting the crucial role these professionals play in deriving meaningful insights from data. The increasing adoption of Big Data is driving up salaries in the Hadoop job market.

5. Growing Adoption of Hadoop by Big Data Companies

Hadoop is not merely a data platform; it is becoming an essential component of every company’s business technology agenda. Fortune 500 corporations are increasing their adoption of Big Data, creating a surge in demand for Hadoop professionals. Industry experts predict that Hadoop is poised to become a worldwide phenomenon in 2024.

Summing Up

Learning Hadoop is not just about acquiring a skill; it’s about positioning oneself of getting lucrative jobs. The career opportunities, market growth, job demand, earning potential, and the increasing adoption of Hadoop by major corporations make it a strategic choice for professionals aspiring to make a mark in the dynamic field of Big Data analytics.

Learning Hadoop is easier if you already possess programming skills. It’s crucial to choose a Hadoop training online that includes programming and analytical skills, along with knowledge of cloud services. You can either pursue self-learning or enroll in an online program offered by reputable institutes like Octovion with a comprehensive curriculum that covers all the fundamentals.

Note: Schedule a free demo with our experts to explore our comprehensive Hadoop courses which consists of both basic and advanced concepts. You can check out our website www.octovion.com for latest IT training courses with top-notch certified trainers. If you want to know more and for inquiries, reach out to us at +1 (908) 617–0009 or drop us an email at info@octovion.com.

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Ganesh Kumar

I manage large sales force supporting prospecting, sales activity and productivity as well as coaching the team to build relationships with long term care.