As you will need to test your code before deployment, you will need to learn how to perform functionality testing, static code testing, unit testing, and single-user performance testing. In many organizations, developers receive requests to debug java developer course problems found by other team members and users – so you will be expected to liaise with others throughout the debugging process. Now that you understand the basics of Java, you’re ready to learn more about Java development as a career.

What is a Java developer do

Some developers pursue voluntary certifications to demonstrate Java expertise. A Java developer should expect to answer very technical questions at a job interview. There are online sites where sample interview questions can be viewed. The majority of Java developers, though, work for other companies in industries from content management to health care. Starbucks and Wells Fargo are among the big name companies that sometimes advertise for software engineers with Java expertise.

Explore the Java Developer Career Path

Depending on the requirements, some of these roles might overlap or be consolidated into one. Get a weekly, curated and easy to digest email with everything that matters in the developer world. The rich text element allows you to create and format headings, paragraphs, blockquotes, images, and video all in one place instead of having to add and format them individually. The skills listed above are the basic ones the company would ask for. Deploy your web projects to high-performance, ready-to-go cloud hosting in 3 steps. If you want to see the full range of Java developer salaries in the US, take a look at the bell curve graph below.

  • Salaries vary quite a lot by the level of expertise required (with $61,000 listed for Junior Java developer and $112,000 for Senior Developer Designer or Senior J2EE Developer).
  • Senior web developers typically earn higher pay than java developers.
  • Software developers can work in a variety of different industries and they can specialize in a number of different technologies.
  • I have interviewed more than 100+ Java programmers, and I have noticed one pattern; they all have very little knowledge of Java IO and NIO APIs as compared to Java Collections and Java Multithreading API.

If you are an experienced full stack Java Developer looking for a challenging position where you can learn more and improve your skillset, consider a certification from a top-rated java developer program. It’s a Kubernetes Native Java stack tailored for OpenJDK HotSpot and GraalVM, crafted from the best-of-breed Java libraries and standards. Quarkus tailors your application for GraalVM and HotSpot to get Amazingly fast boot time and incredibly low RSS memory (not just heap size!). It also provides instant scalability and high-density memory utilization in container orchestration platforms like Kubernetes using a technique called compile-time boot. You can also use both the familiar imperative code and the non-blocking reactive style when developing applications for Quarkus. Now, let’s explore this Java developer roadmap together and find out what tools, frameworks, libraries, APIs, tools, and skills you can learn to become a professional Java developer in 2023.

How to Become a Java Developer: Everything You Need to Know

Other duties may include collating and documenting user requirements, analyzing data, and quality assurance testing. As Java development requires redesigning and fixing code that isn’t working, a good developer can review their code, find errors, and fix problems quickly. When hiring a developer, look for someone who thrives on feedback and can demonstrate excellent creative problem-solving skills. As Java developers are highly skilled and perform diverse responsibilities, becoming a Java developer can earn a good salary. According to, the average Java developer salary in the United States is $96,297 annually (as of October 29th, 2021).

What is a Java developer do

As the scope of Java is wide the responsibility of the Java developer is also high. Here, is a list of top MNCs who are paying salaries to their Java developer. At the last of this section, we will discuss the road map to become a successful Java developer.

This includes technologies like Servlet, WebSocket, Java Server Faces, etc. for web specifications. Discover the advantages of Android and learn about key resources that can help you improve results. Working as a Java developer is one of the highest-paying and rewarding job worldwide. In India, the average base salary of a Java developer is mentioned below. According to the latest TIOBE (The Importance of Being Earnest) index (the programming community index that indicates the polarity of programming language), Java is still rank 2nd position.