Hire Java Full Stack Developers with expertise in MySQL

What is Full Stack Development?

A full-stack developer works on developing both client and server software. Besides mastering skills like HTML and CSS, he/she must also possess additional skills such as JavaScript, jQuery, PHP, ASP, MongoDB, and SQL, etc. A full-stack developer can effectively manage all the servers, databases, clients, and systems engineering requirements. 

What is a Java Full Stack Developer Skill Test?

A full-stack developer test is used to assess a candidate’s professional competency whether it’s about handling database tasks, systems engineering, servers, or clients. The test ascertains whether the person being assessed possesses knowledge about the multi-tier web application architecture with abstraction layered architecture. The test is useful in evaluating a candidate’s aptitude for understanding business requirements based on his/her identification of the most suitable technical architecture and design patterns.

Java full stack developer skills assessment is the surefire way to hire the most highly-skilled candidates by assessing their capabilities to work on front-end, back-end or both. Subject matter experts (SMEs) are behind the creation and validation of these test questions to help the hiring managers find the best Java developers as per industry standards.

Why is there such a demand for Full-stack developers?

The current digital technology trends underscore an ever-increasing scope of corporate websites. The advent of the e-commerce ecosystem has made it evident that the vast majority of experienced professionals ensure the effectiveness of technical operations in managing the entire infrastructure and the front-end and back-end parts of those websites. As a general practice, companies prefer hiring those people who are either specialized in front-end or back-end development. 

Full-stack developers have a more diversified role that includes working on both front-end and back-end technology, database, web debugging and more. They are in high demand because of their potential, ability, and talent to handle complex tasks with the utmost ease. That’s why it has become imperative to find the best talent through a comprehensive full-stack developer test.

How do you assess a Java Full Stack Developer?

Assessing the java full stack developers’ skills is no mean feat which is why customized assessments accurately measure relevant skills that are required for a given role. Such tests present substantial inputs to make the right hiring decisions, mainly important for full stack java developer profiles. The assessment broadly covers all important topics such as Spring core, Spring MVC, SQL Queries, Agile Project Management, and more.

Java is used for the development and deployment of code for desktop and server environments. JavaScript is a full-fledged dynamic front-end programming language that can be used to provide dynamic interactivity on websites. MySQL is one of the most popular Relational Database Management System that is widely used by developers and is supported by most of the Operating Systems. After having considered all these aforementioned parameters, it makes perfect sense to evaluate the skills of full-stack developers. A Java full-stack test comes in handy to assess the knowledge of the candidates in Java, JSP, Servlets and Javascript concepts along with prior experience in MySQL.

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What do the full stack developer tests measure?

This test will help you in measuring:

  • Basics of Java Programming
  • Expertise in JSP and Servlets
  • Proficiency in Javascript
  • Knowledge of MySQL
  • Measuring hands-on development skills

Why should you use Mercer | Mettl’s Online full stack developer tests?

Java full stack developer skills test eases the complexity of screening the candidates and identifies those individuals who possess traits as follows:

  • Should know Java and Node.js 
  • Must be well-versed with the Spring MVC and Spring core
  • Should be familiar with RESTful web services,  HTML, CSS, jQuery, Ajax, etc.
  • Should have a strong background in Linux deployment, Angular 4, Oracle database and SQL
  • Should be familiar with Scrum agile methodology

Java full stack developer test can help recruiters in determining if a candidate is competent enough for the role. The test is used in measuring the proficiency level of candidates in Java full-stack development. 

Mercer | Mettl’s robust platform provides a comprehensive overview of the candidates' performance in each test section. The test contains the latest set of carefully assorted questions to assess the professional knowledge of the candidate. It’s 90 minutes long and is designed to methodically evaluate the fundamentals, concepts, analysis skills, and application of the candidates in MySQL and Java Full Stack.

Number of Sections 6
Number of Questions 21
Test Duration 90 Minutes
Test Language English



Number of MCA/MCQ questions based on Java, JSP, and Servlets 6
Number of MCA/MCQ questions for assessing the Javascript concepts 6
Number of MCA/MCQ questions to test proficiency in MySQL 6
Number of hands-on coding problems for assessing the problem-solving and development skills in Java 1
Number of hands-on coding questions for assessing the database query writing skills of the candidate in MySQL 1
Number of hands-on coding questions for assessing the front-end web development skills on a front-end simulator 1

Candidates with a work experience of 0.5-2 years can take the test. 

Difficulty level: Moderate

Key profiles the test is useful for:

  • Java Full Stack Developer
  • Full Stack Developer

Answer to common queries:

Q. How do you interview a full stack developer?

A. When interviewing full-stack developers, recruiters should look at the candidates’ organizational skills and attentiveness to detail. Interestingly, certain popular interview questions are helpful for identifying the right candidate for the desired role.
Here’s a list of questions along with possible answers that’ll help you find potential hires in no time:

1. What language do you consider most important for your job?
You should always be on the lookout for those answers that emphasize a variety of languages to be important to the job, not just one. Ideally, consideration should be given to those candidates who understand the pros and cons of using each language in different contexts.

2. Are you currently working on any new coding projects? If you could please describe those?
Highly skilled programmers are always working on interesting projects, whether it be for personal or professional reasons. You should always consider hiring proactive professionals who don’t need a reason to code, it’s inherent in their lifestyle.

3. What qualities would make someone a better Full Stack Developer than the rest?
Besides mentioning the core competencies, candidates should also include good organizational skills and meticulousness as the important qualities in a professional.

4. How do you keep yourself informed on current developments in the tech industry?
The most sought-after candidates would have willingness to learn and practice new languages, reading blogs relevant to the skillsets, and attending seminars, conferences for staying abreast of the trends.

5. Have you ever made a mistake while performing your duties? How did you bounce back?
This question attempts to find if a candidate acknowledges the importance of diligence and understands the repercussions of the programming oversight in hampering the business objectives. You should always look for answers where candidates accepted their past mistakes, rectified, and learned a valuable lesson. 

Q. What should a full stack developer know?

A. Listed below are the skills required for a Full Stack Developer:

  • It is desired that the person has mastered essential Front-end technologies like Javascript, HTML5, etc. Knowledge of third-party libraries is an added advantage.
  • A skilled professional is well-versed in at least one server-side programming languages like Ruby, Python, Java, etc.
  • Knowledge of DBMS technology solutions is a must-have - MySQL, MongoDB, and Oracle, to name a few. Having an in-depth understanding of caching mechanisms such as Memcached, Redis, Varnish is an added advantage.
  • A thorough understanding of basic prototype designing including UI/UX design elements is also beneficial.
  • A prior experience in server management, handling Nginx servers, Linux, and Apache are some of the most sought-after skills.
  • The knowledge of Git is essential to keep track of all codebase changes. It is expected of a skilled professional to possess knowledge in the version control system.
  • A skilled professional knows how to work efficiently with web services or APIs like REST and SOAP.

Q. Can we benchmark candidates based on our internal sample set?

A. We can do so selectively. Please write to us for such a request and we would be glad to assist.

Q. Can we customize the report to include some specific analysis?

A. We have done so in the past on a client-to-client basis. Please write to us for such a request and we would be glad to work out a solution for you.

How it works:

step 1

Add this test to your tests

step 2

Share test link from your tests

step 3

Candidate take the tests

step 4

You get their tests report

Note You will be charged only at step 3. i.e. only when candidate start the test.

Relevant for Industries

  • IT
  • ITeS

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