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Skills for Java Developer

Skills for Java DeveloperEven with competition from new languages, the demand for Java developers also remains strong. In fact, Java is among the most in-demand programming languages on the job market, depending on whose numbers you look at. Java developers are reported to have the lowest career switch rate of any profession. It’s a great basis for a steady career. Let’s first look at the list of basic Skills for Java Developer.

List of Basic Skills

However, this isn’t a complete list, below is a list at some of the basic skills needed to become a Java developer:

  1. Core Java with Java 8 new features (especially Lambda expression)
  2. Object-oriented programming (OOP) concepts and some common design patterns
  3. Abstract classes and interfaces
  4. Constructors
  5. File IO and serialization
  6. Collections such as List, Map, Set
  7. Access specifiers
  8. Exceptions (checked and unchecked)
  9. Generics
  10. Java keywords such as static, final, volatile, synchronized, transient, this, super, etc.
  11. Java virtual machine (JVM) and memory management
  12. Multi-threading and synchronization
  13. Java Server pages (JSP) and Servlets
  14. Web frameworks (such as Struts, Spring, Hibernate)
  15. Spring Boot (On high demand)
  16. Service-oriented architecture and web services (SOAP/REST)
  17. Web technologies such as HTML, CSS, JavaScript, and jQuery
  18. Markup languages such as XML and JSON

This is the List of basic Skills for Java Developer that is becoming mandatory work in an organization effectively.

List of Advanced Skills

Here are a few advanced skills a top candidate for Java development jobs should possess:

  • Spring Boot and Microservices
  • JPA/Hibernate
  • Advanced JavaScript framework such as Angular, React, Vue JS  etc.
  • Amazon Web Services(AWS)
  • Hadoop/Big Data
  • Mobile technologies (Android or OS)
  • AI(Artificial Intelligence) and ML(Machine Learning)
  • Blockchain
  • Python

Skills for Full Stack Java Developer

Who is a Full-Stack Developer?

A developer who performs all the tasks regarding Front-end, Back-end, the database, and even the integration process. In other words, a developer who can work in both client as well as server application.

  • Front-end : HTML, CSS, JavaScript, Angular/React, Vue
  • Back-end : Java, Core Java, JSP, Servlets, Spring, Hibernate, Spring Boot
  • Integration Layer : Java Web-service/Restful API
  • Database : such as Oracle, MySQL, SQL Server, MongoDB etc.
  • Version Control Systems such as Git, GitHub, SVN etc.
  • Testing tools such as Junit, Selenium etc.

Full-stack development is a skill that is in high demand. In order to become a successful full-stack developer, you need to be proficient in all the above skills.

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