If, you are a College student, a Computer science graduate or Someone who wants to learn Core Java fundamentals along with it’s crucial advanced concepts, then you have come to the right place. In this article, we’ll see the 5 Best Java online course 2021, majorly for beginners and intermediates. So, Let’s get started –
Learning Java from scratch and covering all of its advanced topics in a fixed time, is definitely not that easy as it looks like. Another challenge is the changes made in syntax & features of Java in recent years. If you’ve noticed, you may know that, Java 8 was released in 2014 with 50+ new functionalities.
But, in just last 1 year, we have JDKs with new features of Java 15 and Java 16. Now, it allows us to develop Java based applications with a whole lot of ease and better functionalities. One of its good parts is that the core of Java is still the same, and all of its releases are completely backward compatible. So, whatever you’ve learned so far in Java, you can apply almost all of it in Java 16 as well.
First, congratulate yourself on choosing a life-changing decision of being a part of the huge and humble Java community. As you can see in the below results of a survey, done by the StackOverflow on different job profile requirements in Tech industry all over the world.

In the above result, job profiles marked with a tick, are functioning with a large number of Java Developers, working day in – day out with Java or its related domain. There is a large number of requirements for better Java developers, and will be in the upcoming future for sure.
However, for Android and iOS mobile app development, Kotlin is also an excellent option for you. But the fact is that, Kotlin is designed to interoperate fully with Java. Also, the JVM version of Kotlin’s standard library depends on the Java Class Library. It’s just its type inference, that allows its syntax to be more concise.
So, Whenever you’ll ask from any experienced programmer working with Java, Where can a Java developer out stand these days? You will get a really long list of areas and job profiles. It’s crystal clear that, after learning Java, and a few other skills, you will definitely not sit and search for a job.
Best 5 Java Online Courses (Beginners & Intermediates)
Java is really a powerful technology, that it is running behind all the major platforms for the past 25 years. After learning Java, you can easily shape your career in Mobile App Development, Web Development, Desktop applications, Smart cards, Enterprise, on Cloud, and where not?
So, just check out the below list of Best Java online courses, Select anyone with which you want to achieve mastery, and make sure you complete it (within time) –
1. Java In-Depth: Become a Complete Java Engineer!
In this course, you will gain all in-depth understanding of the core Java & many of its advanced features as well. It’s created by D. Mundluru at Udemy, where he covered basic to advance Java programming topics and design principles step-by-step.
It’s really one of the best Java online courses as it has been developed just not to teach core Java skills, but with a larger goal to help you become a complete & professional Java engineer right by the end of this course –
➡️ Direct Course URL : https://www.udemy.com/java-in-depth-become-complete-java-engineer/
Here are some of the key highlights of this best Java online course –
+ Packages, String, and Information hiding design principles,
+ More Java coding conventions, and Study on Bookmarking App,
+ Abstract classes, Java Interfaces, Collections, Lambda & Streams,
+ And, almost all other concepts along with Java – Database integration.
+ With 15 Coding Resources
+ Suggested: 7 hours/week (Nearly 2 months to complete)
+ Preview Course Sections are FREE for now! Check this Java Online Course for more details.
2. Java Programming Masterclass for Software Developers
It’s another best valuable Java online course created by one of the Top Java instructors at Udemy, Tim Buchalka. In this course, he designed and taught complete core Java skills needed to apply for Java developer positions in just 14 hours.
With this course, you will learn industry “best practices” in Java software development from a professional Java developer, who has worked with this programming language for over 17+ years :
➡️ Direct Course URL : https://www.udemy.com/complete-java-masterclass-course/
Some key highlights of this best Java online course for beginners and intermediates –
+ OOPs (Part 1 & 2), Inheritance to Composition and Java File I/O,
+ Java Arrays, Interfaces, Generic classes and methods,
+ Static vs non-static, final vs finally, Java Packages,
+ Debugging, Java Unit Testing, Java 9 concepts and more.
+ With 52 Coding Resources
+ Suggested: 7 hours/week (Nearly 2.5 months to complete)
+ Preview Course Sections are FREE for now! Check this Java Online Course for more details.
3. Java Programming for Complete Beginners – Java 16
By the end of this course, you will be able to solve a wide range of problems after practicing 200+ Hands-on programming exercises and with examples. In this course, You will learn the complete basics of Java programming – Variables, choosing a data type, conditional execution, loops, writing great methods, and catching Exceptions and handling them wisely.
With this course, you will understand breaking down some real-life problems into sub-problems, and solving them step by step –
➡️ Direct Course URL : https://www.udemy.com/course/java-programming-tutorial-for-beginners/
Here are some of the key highlights of this best Java online course –
+ Refactoring, Developing and Debugging Java programs,
+ Object Oriented Programming, Getters-Setters,
+ Arrays, ArrayList, Collection API, Generics and Multi-Threading,
+ Concurrent Collection and Atomic Operations in Java,
+ Java 10 to 16 new features, a Bonus and so many other topics.
+ With 10 helpful resources
+ Suggested: 7 hours/week (Nearly 1 month to complete)
+ Preview Course Sections are FREE for now! Check this Java Online Course for more details.
4. The Complete Java Certification Course
This course will be the best for all those programmers, who are preparing for the Oracle Certification (OCAJP 1Z0-808). In this course, you will learn, point-to-point all modern Java concepts to crack any competitive exam.
With this course, you will gain enough experience to pass any core Java Programming interview and perform well on the job as well –
➡️ Direct Course URL : https://www.udemy.com/master-practical-java-development-certification
Here are some of the key highlights of this best Java online course –
+ The very basics of Java, If-Else, Arrays,
+ Method Visibility, Static vs. Instance,
+ Car Dealership Project,
+ Stock Market Data Analyzer Java Project,
+ Data Analytics Project and all other modern Java topics
+ With 3 awesome Projects based on Java
+ Suggested: 5 hours/week (Nearly 1 month to complete)
+ Preview Course Sections are FREE for now! Check this Java Online Course for more details.
5. Java SE 8 Developer Online Bootcamp (with OCA prep)
It’s another one of the best online courses for Java with certification. This Java mastery course is created by a top Java instructor on Udemy, Jeff Jensen. In this course, Jensen targeted each and every core Java topic, such as- Objects, Class, Static, Scope, Garbage collection, Polymorphism, OOPs, Lambda expression, Collections and many more in detail.
With this course, you’ll also learn how to use an Integrated Development Environment (Eclipse) to develop and debug programs, Generate HTML based documentation (Javadoc) for code, Gain a solid understanding of the topics covered in the exam to become an Oracle Certified Associate Java SE 8 programmer –
➡️ Direct Course URL : https://www.udemy.com/course/java-8-online-tutorial
Here are some of the key highlights of this best Java online course –
+ Understanding memory management, Garbage collection, Scopes in Java
+ Primitives, Packages, and Java Conventions,
+ Encapsulation, Inheritance, Abstract classes and Interfaces,
+ Collections, Lambda expression and all other Java topics step-by-step.
+ 165 lectures and 22 troubleshooting guides
+ Suggested: 5 hours/week (Nearly 2 weeks to complete)
+ Preview Course Sections are FREE for now! Check this Java Online Course for more details.
Final Words
There’re enough resources to learn Java programming in a better way !
So far, We have reviewed the Best 5 Java online courses, which are highly updated and cover all the major topics of Java programming. However, before choosing anyone from them, you first make your mind that, you will complete each of its sections.
If you learn with any of these Top Java programming courses, your instructor would just one message away. You can Contact your instructor anytime, Clear your doubts and after completion of the course, you will also get a well credible Certificate of Completion (that you can mention on your resume/CV) as well.
But remember, no book, neither any tutorial, nor even any best course can make an expert programmer. What really matters the most is – practice, practice, and the practice. The more you would practice with code and concepts, the better programmer you would eventually become. So, keep upgrading yourself …
Learning over to you –
- Learn Java in depth – by D. Mundluru
- Java Programming Masterclass – by Tim Buchalka
- Java for Beginners, Spring, Spring Boot – by C. Ranga
- The complete Java Certification – by Imtiaz Ahmad
- Become Java SE 8 Developer (OCA prep) – by Jeff Jensen
P.S.** If you are completely new in Java, and confused about which would be the best for you, then go with Java Programming Masterclass by Tim Buchalka. As it’s totally beginners friendly and covers 400+ Java topics with Databases, Testing and Java Network Programming.
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