How to Become A Java Developer in 2023: Step by Step Guide

As you progress you will discover how to implement a SWITCH statement, and other key topics such as how to create a SWITCH statement based on an enumerated type. You will also learn how to employ the Eclipse debugger, set debugging breakpoints that halt program execution, and let you step through the code.

This can be partially remedied by the use of smart pointers, but these add overhead and complexity. Note that garbage collection does not prevent logical memory leaks, i.e. those where the memory is still referenced but never used. uses an automatic garbage collector to manage memory in the object lifecycle. The programmer determines when objects are created, and the Java runtime is responsible for recovering the memory once objects are no longer in use.

Explore Java Developer Education

Java developers who know Scala can take this exam to distinguish themselves as experienced and capable professionals in the big data workplace. Passing this exam gives the certification credential demonstrating your understanding of the Java programming language and concepts. The importance of design patterns in software development is surely not hidden from you if you are an object-oriented software developer with some experience.


Plus, the process of getting a certification can teach you new skills that you can bring to your work. We determined the most common certifications for java developers. The most common certification is Sun Certified Java Programmer , but Oracle Certified Professional, Java SE 8 Programmer I is also frequently seen in java developers resumes.

Difference between OCAJP and OCPJP Certification Exams for Java Programmers

Each of the java certification courses listed here comes from Oracle, and verifies a certain level of expertise and knowledge of Java, with respect to specific domains. Since Java’s release in 1995, many modern programming languages have descended from it, including Python, Scala, JavaScript, and PHP.

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.


Finally, when you already have checked the skills and responsibilities for this role, you can start creating your resume. Everything that goes into creating a perfect resume can take hours, days, or even weeks. No worries, we created a resume builder to make this process as easy as possible with tips and examples of skills, responsibilities, and a summary. Choosing the right major is always an important step when researching how to become a java developer. When we researched the most common majors for a java developer, we found that they most commonly have computer science, computer engineering and electrical engineering. The project went ahead under the name green and the language was based on an old model of UCSD Pascal, which makes it possible to generate interpretive code.

  • To build a Mobile application with best features and limited code, Java web frameworks are the best in class solutions.
  • Every good Java developer is well-versed in Java SE, and while mastery won’t happen overnight, you should start familiarizing yourself now with its features and terminology.
  • Understanding program architecture is crucial, as it’ll inform how you develop new projects.
  • When buying a voucher, you also choose a test center near you and schedule a test date with them.
  • As well as certifications to master other essential skills expected from experienced Java programmers like Agile, Scrum, Project Management, and Architect level exams.
  • Bureau of Labor Statistics data and data from real java developer resumes.

On a similar note, these java 7 certificationss are also better aligned with industry-standard and covered a wide range of topics which are not present in OCPJP SE 6 exam e.g. The 1Z0-810 allows an OCPJP 7 certified Java developer to upgrade to OCJP 8 exam, while the 1Z0-813 exam allows any OCPJP6, SCJP 6, or any of the prior Java certification, e.g.

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For instance, Kotlin is a static programming language which operates on Java virtual machines and can be used further for compilation into JavaScript code or LLVM compiler too. The Java SE 11 Developer Literacy benchmark measures your knowledge of Java objects, interfaces, lambda expressions, List and ArrayList instances, nested loops, and exceptions.

  • The key abilities and describe the steps to becoming a Java developer.
  • You can also check the minimum score requirement to pass each exam here.
  • Android does not provide the full Java SE standard library, although the Android SDK does include an independent implementation of a large subset of it.
  • You need to pass both of them to become a certified Java developer.
  • Is a concept that deals with the conversion of objects into a byte stream to transport the java objects from one Java Virtual Machine to the other and recreate them to the original form.