As many as 64.96% of respondents in the recent study indicated Java programming language as the most used in their everyday work. This is the ninth year in a row that Java has achieved such a high position. If you need more choices then you can also checkout this become a java developer list of best System Design courses for programmers. I am not sure if I will get time to look at other Big data technologies but it’s seriously good stuff and along with DevOps and Machine Learning, Big Data is probably the hottest technology at this moment.
If your company hasn’t yet automated its core processes, you’re wasting time and money. Robotization has become more efficient and convenient using the Java support system. This is the industry standard in 2021, and Java will play a key role. SQL is a classic and probably the most valuable skill for any software developer. It’s been around for more than 30 years and I think it will be around for another 30 years.
3. Dependency Management
If you need some recommendations to learn REST, then check out this RESTful Web Services, Java, Spring Boot, Spring MVC, and JPA course on Udemy for Java developers. While there are tens of Java frameworks available for different things but you don’t need to learn them all. You can learn some of them when you really need but knowing and learning the essential Java frameworks like Spring and Hibernate is a must. Historically, AWS and GCP are nearer to Java developers, but experience with any of these clouds will make it much easier to find a Java developer job.
- Good communicator – The developer that makes the difference knows how to communicate an idea in many different ways to anyone in the company.
- Understanding program architecture is crucial, as it’ll inform how you develop new projects.
- Learning Java is a valuable skill that can lead to many career opportunities and provide a strong foundation in software development.
- Good ones do the repetitive tasks for you while you focus on the fun stuff.
- Spring Boot has support for deploying web applications as jar files.
If you are looking for some resources to learn design patterns then this list of design pattern courses is a good place to start with. And, for those who like books, my recommended books on design patterns can be found here. You can spend a good amount of 2018 honing your testing skills in Java, but for those who are new to the Java world and unit testing, JUnit is the best library to start with. The most recent version (JUnit 5) is both powerful and flexible and every Java developer should know that. Java knowledge from university is hardly ever useful for business coding.
Before we explore everything you need to know to become a Java developer, you’ll need to understand what Java is. Developers need to be aware of JSON APIs like Jackson, Gson, JSON-io, and Genson. Java standard libraries have a JSON-p package based on JSR specification. IDEs are amazing tools that allow you to maximize your productivity.