Top Online Hadoop
Courses in 2021

If you’re looking for the best Hadoop courses, chances are you want to gain a better understanding of big data. The big data market is on a steady increase and will be worth $103 billion by 2023, according to Tech Jury. Hadoop is one of the most widely-used big data processing tools.

This means organizations that handle large data sets are looking for people with Hadoop skills. Luckily, several schools offer Hadoop courses. You can even take a Hadoop certification course online. We’ve picked out the best online Hadoop courses available in 2021.

What Is Hadoop?

Hadoop, or Apache Hadoop, is an open-source software utility that stores and processes large amounts of data. It’s useful for processing big data quickly.
Organizations use insights from big data to improve operations and provide high-quality customer service. However, you can’t use traditional processing methods to decode big data, because of its size. You need high-tech processing tools like Hadoop.

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Apache Software Foundation released Hadoop into the market in 2006. The company created a Hadoop ecosystem made up of four key modules that carry out different tasks. These are MapReduce, YARN, HDFS, and Hadoop Common.

Why Study Hadoop?

Hadoop skills are essential for data professionals pursuing a career in organizations that use big data. The career opportunities for professionals with Hadoop skills are wide-ranging. Statista indicates the number of organizations using big data rose to 53 percent between 2015 and 2019.

Many industries and organizations now require professionals with the skills to analyze large sets of data. Some of the major industries now using big data include transportation, education, government, finance, media, and retail.

What Do Hadoop Courses Cover?

Hadoop courses aim to provide in-depth knowledge of big data and the Hadoop ecosystem. Most of the online courses that give you Hadoop skills are offered as part of a larger big data course. These courses teach you generally about big data, as well as how to use Hadoop and other processing tools.

You will learn how to optimize your Spark applications, process structured and unstructured data, work with large graphs, and warehouse your data using Hive, Pig, Spark, or MapReduce. Some are certification courses, where you’ll receive a certificate on completion that you can share with potential employers.

Overview of the Best Online Hadoop Courses in 2021

There are several excellent Hadoop courses available online, created by industry experts to cater to the demand for Hadoop-skilled professionals. In the table below, we’ve rounded up the best Hadoop courses in 2021.

Provider and Course Price Length Certificate
Hadoop Platform and Application Framework
Free 26 Hours Yes, for $29–$100
Data Warehousing for Business Intelligence Specialization
$39–$89 per Month 7 Months Yes
Big Data Emerging Technologies
Free 30 Hours Yes, for $29–$100
Big Data Fundamentals
Free, or
Upgrade for $199
10 Weeks Yes, for Paid
Enterprise Data Management
Free, or
Upgrade for $499
12 Weeks Yes, for Paid
Future Learn
Big Data Analytics: Opportunities Challenges,
and the Future
Free, or
Upgrade for $64 or $280
2 Weeks Yes, for Annual
Learn Big Data: The Hadoop Ecosystem Masterclass
$39.99 6 Hours Yes
Hadoop Developer in Real World
$199.99 21 Hours Yes
SQL, NoSQL, Big Data, and Hadoop
$19.99 22 Hours Yes
CCA 175 – Hadoop and Spark Developer – Python
$94.99 29 Hours Yes
Top Hadoop Courses of 2021

Top Hadoop Courses of 2021

The best Hadoop courses will teach you everything you need to know to process big data or become a big data Hadoop developer. Many of the top Hadoop course providers also offer a certificate that you can share with potential employers. Read on to find out about the best Hadoop courses in more detail.

Hadoop Platform and Application Framework by Coursera

This course is created in partnership with the University of California San Diego (UCSD), one of the best public universities in the United States. You will learn basic Hadoop skills and be introduced to HDFS, MapReduce, and Hadoop Stack.

The course is fully online and offers a certificate at the end of the course. However, you will need to pay for your certificate. Alternatively, Coursera provides financial aid for students who can’t afford the course. The course is self paced and will last approximately 26 hours.

Data Warehousing for Business Intelligence Specialization by Coursera

The University of Colorado collaborates with Coursera to provide this specialization course on data warehousing. You will learn the basics of SQL coding, structured data modeling, and visual analytics. It is an advanced-level course that also includes training on Hadoop.

You’ll have access to course videos, articles, graded assignments, quizzes, and programming assignments. It is a self-paced course divided into five sections. You can take Coursera courses in multiple languages, such as English, Portuguese, Italian, Spanish, and Korean.

Big Data Emerging Technologies by Coursera

The course is provided by Yonsei University. It aims to give students an in-depth knowledge of big data analysis and technologies. The curriculum is wide ranging, but has a focus on Hadoop, Spark, and Storm technologies.

The course is aimed at beginners and takes around 30 hours to complete. This course forms the first stage of a four-part course in big data technology. You can go on to complete the other three courses, if you wish to advance, or you can take it as a standalone course.

Big Data Fundamentals by edX

The University of Adelaide offers this Hadoop course for people wishing to improve their understanding of big data technologies. You will gain knowledge of MapReduce, PageRank, and how to design algorithms for processing. The course also covers other big data processing tools, such as Apache Spark, Apache Hive, and HDFS.

You will learn how to program big data, identify computational trade-offs, and perform data cleaning and loading. The course is self paced and lasts approximately 10 weeks. The course is free, but to receive a certificate and unlimited access you will need to upgrade by paying $199.

Enterprise Data Management by edX

This course is provided by Indiana University and aims to explain the relationship between big data processing and business operations. You’ll learn how to design data warehouses and use tools like Apache Hadoop, Apache Hive, Pig, and Spark. You’ll also learn the principles of master data management and data integration.

Learners need to buy a textbook and pay $499 for the course. Instructors from Indiana University lead the sessions. The course takes 12 weeks to complete.

Big Data Analytics: Opportunities, Challenges, and the Future by Future Learn

Griffith University offers this two-week course to beginners and industry experts looking to learn more about big data and Hadoop. You will learn basic functionalities of Hadoop, concepts of big data analysis, and techniques for solving big data problems using Hadoop.

The course is perfect for people interested in data science, computational statistics, and virtual machine learning. It’s worth noting that Future Learn only offers certificates to annual subscribers.

Learn Big Data: The Hadoop Ecosystem Masterclass by Udemy

Udemy partners with industry experts to provide Hadoop courses. The masterclass covers vital components of the Hadoop ecosystem. For $40, you will learn how to process big data using batch or real-time data. You will also learn to install and configure the Hortonworks Data Platform (HDP).

The course is aimed at software engineers, system administrators, and those with a background in IT. You need to know at least one programming language and have a virtual server with 8GB RAM or more.

Hadoop Developer in Real World by Udemy

This is the highest-rated Hadoop course on Udemy. The founding company, Hadoop in Real World, created the course for anyone who wants to become a big data Hadoop developer. It covers all the concepts an aspiring Hadoop developer needs to thrive. You’ll learn the Hadoop architecture and how to work with different file formats like AVRO.

The course also touches on big data and how Hadoop solves big data problems. By the end, you’ll understand the different phases of MapReduce and how to navigate the Hadoop cluster. The course is made up of 98 self-paced lectures, divided into 16 sections. It costs $200 and comes with a shareable certificate upon completion.

SQL, NoSQL, Big Data and Hadoop by Udemy

This course covers a broad range of topics in more than 129 lectures. You’ll learn how to use Apache Hive and Hadoop to process big data. The course will cover how to understand and use time series databases, graph databases, and other components of big data processing.

The course is aimed at professionals with some experience, such as app developers and chief data officers, as well as students with some knowledge of relational databases. You can take this course on Windows, Linux, or Mac.

CCA 175 - Hadoop and Spark Developer - Python (pyspark) by Udemy

The Hadoop course is for aspiring Hadoop developers looking to gain more advanced big data skills and a certification. You’ll cover the Hadoop developer and CCA Spark curriculum, Python fundamentals, file formats, and HDFS commands. The syllabus also explains Spark SQL and Core Spark.

You’ll need basic Python programming skills to take the course. To gain certification you’ll need to pass a scenario-based examination. You’ll be able to access demos on their big data cluster, as well as exercises to prepare you for the examination.

Choosing the Right Course

Choosing the Right Course

With so many courses out there, choosing an online Hadoop course can be challenging. Make sure you check the time requirement, the course provider, and course curriculum when searching for courses. Below are a few essential factors to consider when choosing a Hadoop course.

Course Provider

The number of Hadoop providers is increasing all the time. Make sure you do your research and choose a provider that is respected by future employers. For example, some providers have been developed in partnership with reputable tech companies and universities.


Hadoop is used for a wide variety of needs and applications. Before applying, narrow down the skills you wish to gain and choose a course that aligns with your skills. You can choose a course that teaches you about the entire Hadoop ecosystem, or focuses on a specific area.

Time Requirement

Courses can vary hugely in the time they take to complete. Figure out how much time you’re able to give so that you can find a course that matches that preferred timeframe. Keep in mind that for self-paced courses you can create your own schedule and pace. However, instructor-led courses will have a stricter schedule.

Next Steps After Your Course

After finishing your course, there are many ways to put your skills to use. You can continue studying, find a new job, or enroll in bootcamp certification programs. Below are a few practical next steps.

Continue Studying

Continuing your education is a good way to improve your marketability. Find a relevant degree program that will give you a valuable academic certification in the field you’re interested in. If you are a professional, you can pursue online classes. For example, you can apply for an online Bachelor’s Degree in Data Science or Software Engineering.

Find a New Job

Hadoop skills are extremely valuable to employers, especially if you have gained a certificate from a reputable provider. Add your skills to your resume and start looking for your next role. You could become a data scientist or a Hadoop administrator. If you already have a job, Hadoop skills can be a good way to push for a promotion.

Attend a Coding Bootcamp

Hadoop works with several programming languages, such as Python and SQL. Learning these languages will help you improve your understanding of big data processing and the Hadoop ecosystem. After taking a Hadoop course, find a relevant data science boot camp to develop your programming and coding skills.

Should You Study Hadoop?

Yes. It’s a great idea to take an online Hadoop course to gain knowledge and experience in Hadoop and big data. As the use of big data increases, more organizations switch from traditional processing programs to Hadoop and other platforms.

This means that learning Hadoop in 2021 will make you more marketable. So, if you’re interested in how big data is processed, and are looking for a career boost, taking an online Hadoop course is definitely worth it.

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