Evaluate Java Developer Skills Effectively

The first step has been delivered in Java 16 with the Records and Pattern Matching. If you are a seasoned C# or JavaScript developer, you may wonder why this feature was added so late in the language. The fact is, bringing this feature to the language had most of the standard APIs rewritten, including the Collection Framework.

  • The ultimate goal of the Amber project is to bring pattern matching to the Java language.
  • The Indeed Editorial Team comprises a diverse and talented team of writers, researchers and subject matter experts equipped with Indeed’s data and insights to deliver useful tips to help guide your career journey.
  • It is a utilitarian DevOps tool that can be used in automating application deployment, intra-service orchestration, cloud provisioning, and more.
  • It’s one of the fundamental skills, not just for a Java programmer but also for any programmer, and that’s why I had included it in my list of things every programmer should know.

If you like this Java skill article, then please share it with your friends and colleagues. Microservices got their fame when startups like Uber and Netflix started using them, but it offers much more. Bringing value to this role (which will pay off for you as much as your organization!) means maintaining a solid foundation while staying flexible to the curveballs that future technologies will introduce.

What Are The Skills Of A Java Developer?

In 2022, smart hiring is more emphasized and so onboarding a candidate with multi-tier skills is a profitable game plan than the other way around. You may benefit from such online resources with hands-on tutorials asCodeGym.cc,Codecademy, andFreeCodeCamp. These content-rich websites cover all aspects of the Java programming language and can help you quickly build a practical approach to learning and prepare yourself for coding. For example, CodeGym boasts the aforementioned learning 80/20 principle, with most of its content focused on practice.

Java Developer skills

Although Java has undergone multiple revisions as computer programming technology advances, it is still the foundation for most developers as they create software systems for multiple functions. Even as other languages are introduced to the world of information technology, Java remains an essential tool for web developers to write the code for digital programs. As I said, today’s technology world requires advanced skills, and here are some of the modern skills a Java developer should learn to give his/her career or boost in 2022. Made his debut in assembler and C, C for SIMD parallel machines before adopting Java as an object-oriented language, indispensable to most major modern applications. He brings his expertise and capacity for analysis and synthesis to many projects, mainly in the lower layers, close to the data, but also on complex UI design, or in the browser. PhD in applied maths and computer science, assistant professor in Paris North University for 15 years, Jose also has a passion for education and knowledge transfer.

This rule-based routing and mediation engine allow developers to effortlessly integrate systems that produce or consume data. You can be as generic or as specific as you want with your requirements herein. Your company may have a preference for working with a particular spectrum of application development – and you will have to recruit accordingly to find a candidate that is a better fit. All Java Developer job shapes and sizes are prepping to establish their presence online, and Java is the quickest medium of getting there. From front-end to back-end to full-stack development, Java developers can deliver on all fronts and help businesses reach their organizational goals. I have worked in MySQL, SQL Server, and Oracle, but if you are just starting with a relational database, learn MySQL first.

Assessing A Java Developer Skills

Partner with your classmates to form study groups and create a community dedicated to everyone’s personal and professional success. Learner support resources such as financial coaching and case management are offered to all learners as needed. As I was applying and going through interviews, there was a gap between where my college education brought me and where companies expected me to know things about the technology industry. Through this live, instructor-led course, we will build on your existing knowledge to help you gain the specific skills necessary for Full Stack Java Developer roles in-demand locally. As a response to COVID-19, Per Scholas courses have moved to a remote learning environment. As we return to training sites, upcoming courses may be moved to in-person classrooms.

Java Developer skills

He writes a blog, Java le soir, French documentary source on Java technologies for thousands of french speaking developers around the world. He is a member of the french Paris Java User Group, and co-organizer of the conference Devoxx France. Java developers are responsible for creating program architecture for Java-based applications. They collaborate with a team of developers and may need to work with clients to specify application requirement before programming a functional software system. Once their coding work is complete, Java developers deploy their product to ensure an application runs correctly to meet a customer’s specifications.


Java developers should be familiar with the big data platforms Spark and Hadoop. Java world has excellent support for building Microservices using Spring Boot and Spring Cloud, and that’s why the demand for Java developers who knows and understands Microservice is rising every day. 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.

Unlike monolithic applications that are hard to build and maintain, microservices are much easier to code, develop, and maintain because they split an application into a set of smaller, composable fragments. 98% of the Fortune 100 are hiring Java developers, and with 51 billion Java virtual machines currently running, well-paid jobs are guaranteed for Java developers for many years to come. As you progress through your career as a Java developer, keep these 6 essential skills in focus. Besides the said resources, you may also likeZetCode,Coderbyte,JetBrains, andGeeksforGeeksportals. Made for programmers by programmers, they include plenty of useful techniques to help you learn Java within the shortest time possible.

You’ll see very quickly how your skills as a Java developer give you a competitive edge in this space. The vast amount of resources available to Java developers comes with a downside. Knowing where to start, what to learn next, whether your skills are staying relevant and what additional skills are needed to round out your role is overwhelming. I highly recommend you cast aside your fears and get down to writing codes as early as possible. But it’s not necessary to overload yourself with too much theory, especially during the first months of study.

If you have an interest in AWS and want to know more about it, here is a list of free AWS courses you can join to learn online. It aims to provide a unified, high-throughput, low-latency platform for real-time handling data feeds, which is the requirement of many modern systems. Lately, Spring Boot has also joined the mainstream, but at the bare minimum, you need Spring.

It refers to Java Standard Edition used for development and deployment of codes for the desktop environment. Java is changing almost every year and with new build and framework releases, hands-on experience in the latest or required libraries and framework should be the priority. In this post, I will discuss the best practices we follow while hiring and screening Java developers at HackerEarth. Turn strings to things with Ontotext’s free application for automating the conversion of messy string data into a knowledge graph. Organize your information and documents into enterprise knowledge graphs and make your data management and analytics work in synergy.

Big Data, Artificial Intelligence, Machine Learning

Spring Boot is one of the top 5 Java frameworks you should learn, and it has been on my list for quite some time now. Just like the Spring framework takes away the pain of developing Java applications by removing boilerplate code and making it easier to test using dependency injection. The Spring framework is a means to build Java applications that many developers prefer due to its simplified processes and superior capabilities for object injection. Live, instructor-led courses that are delivered via Zoom with opportunities to attend team meet and greets, one-to-one virtual office hours and more.

Its two variants – SpringMVC and Spring Boot – supercharge Java to make it reactive, modern, and cloud-ready. If you want to learn further, I suggest you check this list of best JUnit and Mockito courses from Udemy and Pluralsight. If you need a course, The Complete Java Masterclass is one of the best courses to learn core Java. It has many applications like searching and analyzing log files like the way Splunk does.

Soft Skills

Java web technologies equip developers with the skill and expertise to build rich, engaging, and dynamic web applications. As such, you must seek these essential Java developer skills amongst the prospects – be it front-end, back-end, or full-stack. As you see, Core Java is the essential thing you should know to get a job since it covers the fundamentals and is step one for every beginner. Core Java covers not only the basic types, objects, constructions, and principles of the language but also libraries and frameworks, as well as classes for networking, security, database access, and more. From this, we should conclude that Core Java is a must in your portfolio no matter what professional path you’d like to choose.

List Of Common Skills On Which Candidates Are Evaluated In A Java Developer Hiring Process

Speaking of skills needed for Java web developers, they must also have a solid understanding of the different web frameworks involved. Frameworks are essentially tools that have pre-written code that acts as a template or reference. Developers can reuse these frameworks and make necessary modifications to them so that they can create new applications or solutions without having to write a code from scratch. Screening the knowledge of the top Java web frameworks is essential when hiring as it’s the most niche backend developer skill in 2022. You can’t miss checking the expertise in this skill if you want the best candidate to be hired. Java skills are important for web developers because they help you program with the most widely used coding language.

Essential Skills For Java Developers

Also, it’s important to find engaging courses with the right balance of theory and practice. The Indeed Editorial Team comprises a diverse and talented team of writers, researchers and subject matter experts equipped with Indeed’s data and insights to deliver useful tips to help guide your career journey. This training requires applicants to successfully pass a technical assessment on HackerRank demonstrating your Core Java knowledge (study resources can be found under the “Assessment Resources” section).

It’s a search engine based on the Lucene library and allows you to reliably search, analyze, and visualize your data. Elasticsearch is often used together with Kibana, Beats, and Logstash, which form https://wizardsdev.com/ the Elastic Stack. It’s one of the fundamental skills, not just for a Java programmer but also for any programmer, and that’s why I had included it in my list of things every programmer should know.

A high-end container management DevOps tool used to build, ship, and execute distributed applications on multiple systems. – If you want to become a frontend and backend developer in 2022, then you can also check out The Web Developer RoadMap, which also contains all the tech and resources you need to become a professional web developer. There are many popular NoSQL databases available in the market, like MongoDB and Cassandra. Since the modern application has a lot more data, many of them are switching to NoSQL for faster retrieval and increased scalability, and that Java Programmer with NoSQL skill is in demand.

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