best online java courses

Best Online Java Courses

Java remains one of the top programming languages in the world, up there with JavaScript and Python. Regardless of your profession, that is to say that whether you are a programmer or a complete novice to this world, learning Java is a great way to add another powerful weapon to your education arsenal.

There is a plethora of information when you look for Java-related study material, but the slight problem about finding the best online courses for Java is that there are a lot of releases to keep track of. As you are by now aware, online courses are a great way to keep abreast of new technologies and have replaced books. The added benefit here is the active learning online courses provide and this is one of the main reasons more and more people are drawn to this mode of learning.

And the best part? They don’t cost much (unless they are affiliated with the major universities in some cases). In this article, we will look at some of the best online courses for Java to learn this wonderful language in no time. So let’s get started:

Top 12 Best Online Java Courses

These are the best online courses for java learners, all thoroughly reviewed to ensure that you find the perfect one for your needs and skill level.

Java Programming and Software Engineering Fundamentals Specialization Certificate – Duke University

best online courses for javaThis beginner-level course is offered by Duke University and takes about 4 months to complete. This course teaches you to write programs to solve complex problems and talks about core programming concepts.

By the end of this course, you will be equipped to take on real-world problems such as debugging programs and designing algorithms such as simplified recommendations

This Specialization includes 5 courses:

  • Programming Foundations with HTML/CSS and Java
  • Java Programming
  • Arrays, Lists and Structured Data
  • Principles of Software Design
  • Building a Recommendation System

By the end of the program, you will earn a certificate that you can proudly display on your LinkedIn profile.

Click here to know more about this program.

Programming Foundations with JavaScript, HTML and CSS – Duke University

This course is linked to Java Programming and Software Engineering Fundamentals Specialization. This foundational program takes about 22 hours to complete (approximately 4 weeks) and teaches basic web development using JavaScript, CSS and HTML. You will also be creating image filters and use them at the end of this course.

During this course, you will:

  • Design a webpage
  • Learn concepts about programming and algorithms
  • JavaScript for webpages
  • Using image filters

People who have taken this course have praised its insightful content and about 14% got a promotion or a pay rise after its completion.

You may read more about this program here.

Object-Oriented Programming in Java Specialization – Duke University & University of California San Diego

This course requires you to have some programming experience in JavaScript, Python or C and takes approximately 4 months to complete, with around 7 hours of effort per week. The program will cover the following topics:

  • Object-Oriented Programming Using Java
  • Performance and Data Structures
  • Solving Problems with Software
  • Lists, Structured Data and Arrays

To earn the certificate, you will need to finish the hands-on projects for each Specialization. This course is overseen by 7 instructors who are experts in various fields such as computer science and engineering.

Learn more about this Specialization here.

Java Programming: Solving Problems with Software – Duke University

You will be debugging and developing programs, designing algorithms and learning to code in Java. The programs you will create would access and modify data, images and websites. This beginner-level course takes approximately 25 hours (4 weeks) to complete, with 4-8 hours of study per week.

This course is a part of Object-Oriented Programming in Java and Java Programming and Software Engineering Fundamentals, and completing it would count as learning in the same.

You will learn:

  • Fundamental Java Semantics and Syntax
  • Basic Statistics and CSV Files in Java
  • Strings in Java
  • A Mini Project in Baby Names

Learn more about this course here.

Object-Oriented Java Programming: Data Structures and Beyond Specialization – University of California San Diego

Started by University of California San Diego, this intermediate-level course takes approximately 6 months to complete and teaches you to implement algorithms and data structures involving large amounts of data. As you use Java to use to its full potential, you will evaluate your code and apply this information to analyze a social network.

This course uses Google’s contribution (real-world projects) and guest lectures from its leading engineers. The course will cover:

  • Object-Oriented Programming in Java
  • Advanced Data Structures (In Java)
  • Performance and Data Structures
  • Mastering the Programmer Interview
  • Analyzing Social Networks

Learn more about this course here.

Object-Oriented Programming in Java – Duke University

This 6-week course is offered by Duke University and is a part of Object Oriented Java Programming: Data Structures and Beyond and Object-Oriented Programming in Java. This program is available in English with subtitles in (English), Korean, simplified Chinese and German.

You will learn the following:

  • Visualizing Data (13 Videos)
  • Scope, Memory Models and Starting the Project (16 Videos)
  • Displaying Data and Creating GUIs (23 Videos)
  • Inheritance (25 Videos)
  • Interactivity (9 videos)
  • Sorting and Finding (19 Videos)

Learn more about this course here.

All the following courses are offered by edX. edX offers over 100 Java-related courses (35 of which are current and 15 which will start soon, so choose carefully), and offers some of the best online courses for Java. Here are some of them:

Learn to Program in Java – Microsoft

Learn to Program in Java: This 4-week-long introductory by Microsoft course provides you plenty of hands-on Java coding experience. Certification available for $99.

Fundamentals of Java EE Development – RedHat

Fundamentals of Java EE Development: This 7-week-long course is offered by RedHat covers Enterprise Java Beans and JAX-RS among other topics. Certification for $99.

Introduction to JQuery – RedHat

Introduction to JQuery: Also offered by RedHat, this 7-week course teaches you the basic concepts and skills that you would require to be a Java Enterprise Developer. Certification at $99.

AP Computer Science A: Java Programming Classes and Objects – Purdue University

AP Computer Science A: Java Programming Classes and Objects: Offered by Purdue University, this 6-week course will cover a lot of topics such as method overriding, encapsulation, classes, fields and visibility. Certification is available for $49.95.

Creative Coding – New York University

Creative Coding: This 14-week course is offered by the NYU will teach you to use code in a creative way across media such as 2D animation or video and image processing. The certification for this course is available for $250.

Java Developer – Udacity

This 4-month course costs $399 per month (pay as you go) or $1,436 and covers web services and API, Java basics, security and DevOps and data stores and persistence. You are required to know Python or C++. You also get personalized services such as a personal career coach, 1-on-1 mentorship and project reviewers with a lot of experience in the field.

You are also entitled to personalized feedback, as many submissions as you want and much more.

Click here to know more about this course.


Java remains one of the most sought-after languages in the programming industry. Once you have mastered it, more recruiters would take notice because of the high demand for programmers in the language. There are a lot of jobs across industries, from computer app development to Android and more so the possibilities are endless.

If you want to discover more learning opportunities, then be sure to take a look at our list of the best online courses. Thanks for reading and as always, have a great day!

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