What are the Key Skills of Java Developers to Explore for Hiring in 2020?

Java is a top-rated programming language with several innovative features integrated to build engaging enterprise applications. To hire Java developers with knowledge of the programming language is not enough. They must be excellent in Java programming and coding to build a good application. This year, in 2020, the developers should boost their Java programming skills to become the best Java Programmer. Since Java is a reputed programming language there are millions of Java Developers doing the development work. According to a report, there are over millions of dedicated developers in the world, who have the proper insight into technology, and they are also willing to learn new developments. For your business enterprise web application development work, make sure to Hire Java Developer, who will help to build a robust Java application meeting all your business needs.

So, if you are looking to know how to avail of the services of a good Java developer, then you have reached the right place. Here, we will discuss a few important tips to reach the team of the best Java Developer in 2020. But before we start, here are key interesting facts regarding why Java developers are in such high demand.

Why Companies Invest in Java Developer?

• Java is managed by Oracle, a reputed American technology corporation. This clearly states there is a lot of scope for Java in terms of growth as a platform and its core APIs.
• It is ranked as a top programming language after C. The language ranked first in the rankings of software developers.
• Java supports over 3 billion mobile phones and over 125 million TV sets.
• It is an open-source programming language used both in software and web development, it is no surprise that most of the enterprises use Java development company
• Google’s Android operating system also uses Java APIs.

These facts clearly reveal that Java is so important for enterprises, apart from size. And if you want to leverage developer services, they must possess extraordinary Java Development skills.

What are the Key Skills of a Java Developer?

1. Spring Framework Knowledge

This Java framework is essential for every Java Application Developer. It allows the developers to build apps from plain old Java objects and also beneficial for the programming model. These days, developers must have the knowledge of Spring frameworks like Spring Boot, Spring MVC, and Spring Cloud for building a web application, micro-services, and REST APIs.

2. Unit Testing Skills

You will find the latest unit testing skills in every experienced Java programmer. This skill distinguishes an expert Java programmer from a naïve programmer. A professional developer always writes tests for their code, which helps to validate code results in the testing. If you are seeking a good Java Product Development services, then you have to Hire Java Developer who has familiarity with multiple unit testing, automation testing, performance testing, and integration testing tools.

3. Focus on JVM Internals

Even if you are new to Java Application Development it is important to have proper working knowledge of Java Virtual Machine (JVM), which is an important element of JRE. If the developer is proficient in JVM, means they understand Java better. Having knowledge of JVM will help to address complex problems during programming. A great Java Developer, learn how JVM works, JVM system threads, JVM executes JAVA byte code, and the execution order. Some other key parameters that developers must be aware of to sharpen their Java skills in 2020 are JVM stack restrictions.

4. Java APIs and Libraries

Java is a mature programming language in the world, with the 2nd largest community. The community plays an important role in building a Java ecosystem. The APIs and Libraries form a crucial part of this ecosystem. Having knowledge of key APIs and Libraries, comprising Java Development Kit and Third-party Libraries is an important element to assess before hiring a Java developer. It is quite difficult for a Java application developer to have knowledge of all the APIs and learn every element in the library. The developer must be aware of crucial APIs and Libraries.

Frequently Asked Questions

1. Is Java good for Web App Development?

Java is perhaps better suited to mobile app development, being one of Android’s preferred programming languages, and also a popular choice for banking web applications where security is a major factor to consider.

2. What are the Web technologies in Java?

Different Java Web Application Technologies are:

• JSF
• Servlets
• Model 2 Architecture
• Applets
• Java Server Pages
• JavaFX
• Component-Based Architecture
• Adobe Flex

3. What is Java Programming language used for?

Java is a widely-used programming language designed for use in the internet distributed environment. It is the most popular programming language for mobile applications and is also among the most favored for the development of the internet of things.

4. What is Java Programming?

Java is a general-purpose programming language that is concurrent, class-based, object-oriented, and particularly designed to have as few dependencies. A virtual machine, called the Java Virtual Machine (JVM), is used to run the byte code on every platform.

5. What are Enterprise Applications in Java?

Enterprise applications are not only beneficial for big corporations, agencies, and governments. The Java EE platform is designed to lower the complexity of Java Product Development by offering a development model, API, and runtime environment that allows developers to concentrate on functionality.

Wrapping Up:

If you want to consult an experienced Java developer or development company, then ensure these above skills are present. Of course, it is not possible to have everything, so pick the most experienced one and slowly move to next. You are seeking to Hire Java Developers, and then you are at the right place. We have experienced Java Developers with relevant experience in web Application Development. You can partner with JavaIndia an experienced web development company to build your enterprise web application.