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Java Developer Job Description: Top Duties and Qualifications

Java is the most popular programming language. 65% of software developers use Java as a programming language. Java works well with web applications, Android apps, Cloud applications, machine learning and IoT. Java developers are programmers who design, develop, and manage Java-based applications and software. Java developers are in high demand as most companies use Java to implement software systems and backend services.

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Java Developer Duties And Responsibilities

A Java developer’s general duties and responsibilities include producing Java code for applications, comprehending what users want from the finished product, developing design documentation for the application, debugging and repairing code, and testing the software they have built. These are the duties of a Java developer:

  • Designing Java-based applications and their full implementation.
  • Understanding the requirements of the users to create the application design.
  • Defining the objectives and functions of the applications.
  • Ensuring that the application objectives are according to the business goals of the company.
  • Developing and testing the software.
  • Debugging and resolving the technical issues that come in.
  • Examine the current code and suggest patches, design changes or code fixes.
  • Creating multimedia applications.
  • Preparing the documentation of the design.
  • Preparing and producing releases of software components.
  • Support continuous improvement, searching for alternatives and technologies.
  • Preparing documentation for assisting users.
  • Ensuring continuous professional self-development.
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Java Developer Job Description Examples:

Example 1

We are currently seeking an experienced backend developer with 3+ years of experience and expertise in supporting and creating the backend infrastructure for a React application. Your primary responsibility will be to architect and develop the backend systems that power our React app, while collaborating with frontend developers and other team members. Problem-solving skills and a strong understanding of REST APIs using frameworks such as Spring Java, [website], or Python are essential for this role. We value individuals who possess excellent teamwork skills and have a track record of delivering high-quality solutions.

Responsibilities

  • Collaborate with the development team to support and enhance the backend infrastructure of our React application.
  • Design, build, and maintain efficient backend systems that align with the requirements of the React app.
  • Implement REST APIs and integrate them seamlessly with the frontend components.
  • Ensure optimal performance and scalability of the backend systems.
  • Write clean and well-documented code following best practices.
  • Develop and execute unit and integration tests to ensure the reliability of the backend functionality.
  • Collaborate with frontend developers to integrate backend services with the React app.
  • Participate in agile development processes, including sprint planning, retrospectives, and daily standups.
  • Assist in estimating project timelines and contribute to the technical decision-making process.
  • Stay up to date with emerging technologies and industry trends related to backend development.
  • Complete two-week sprints and participate in sprint retrospectives and daily standups.
  • Work with modern tools including Trello, Slack, GitHub, GitLab, Google Docs, etc.

    Requirements

  • Several years of professional experience as a backend developer, preferably working on web applications.
  • Proficiency in building RESTful APIs using frameworks like Spring Java, [website], or Python.
  • Experience with database management systems (e.g., MySQL, PostgreSQL, MongoDB) and writing efficient SQL or NoSQL queries.
  • Familiarity with frontend technologies like React and an understanding of how the frontend interacts with backend systems.
  • Strong problem-solving skills and the ability to troubleshoot and resolve complex backend issues.
  • Familiarity with version control systems (e.g., Git) and collaborative development workflows.
  • Excellent teamwork and communication skills to collaborate effectively with cross-functional teams.
  • A proactive and detail-oriented approach to development, ensuring high code quality and adherence to project requirements.
  • Continuous learning mindset, staying updated with the latest backend development practices and technologies.
  • Strong analytical and critical thinking abilities to evaluate and improve backend performance and scalability.
  • Experience working in an Agile development environment is a plus.
  • Strong written and verbal communication skills in English.

    Contact Us

    If interested please sent your Resume, GitHub, and any apps you participated in building out to [website]

    Job Type: Full-time

    Salary: ₹35,000.00 - ₹80,214.00 per month

    Schedule:
  • Evening shift
  • Monday to Friday
  • Weekend availability



    Education:
  • Bachelor's (Required)

    Experience:
  • software development: 3 years development: 3 years (Required)

    • What Does A Java Developer Do?

    Java Developer working in an IT company contributes to all stages of the software development cycle. They analyse the requirements of the users to implement the design updates, patches, and fixes. To effectively create a powerful Java-based application, Java developers also work closely with clients or leadership teams. They also collaborate with web developers and other IT teams. They have to define the application objectives, business goals, and feature demands.

    Additionally, they update or modify the application systems as necessary, as well as debug or fix any prospective technological issues that may arise. Java developers will check and test the application systems frequently in order to suggest adjustments to the existing infrastructure.

    Java Developer Skills And Qualifications

    Organisations need to decide the amount of expertise they want in a candidate. It is up to them to hire either someone with extensive experience or someone with coding knowledge of a few years. These are the various skills and qualifications that a Java developer should possess:

    • Proficient in Java and its tools and ecosystems.
    • Proven experience in Java development.
    • Expertise in designing and developing applications using Java EE platforms.
    • Excellent insight into Java and JEE internals.
    • Understanding of object-oriented programming.
    • Knowledge of relational databases, SQL and ORM technologies.
    • Experience in web application frameworks like Play and Spark.
    • Experience in using Java testing tools for finished codes.
    • Able to communicate clearly with the clients
    • Excellent problem-solving skills.

    Java Developer Education And Training Requirements

    Java developers have a BS/MS degree in computer science, engineering, or related subject. They can acquire programming skills through various methods. Professional certifications from Oracle and experience as a Sun certified Java developer will be an added advantage. With further education and training, they will be able to create quality codes. These training opportunities for a Java developer include:

    • Oracle Certified Associate
    • Java SE 7 Programmer
    • Oracle Certified Professional Java Programmers
    • Oracle Certified Expert Java EE 6
    • AWS Solution Architect
    • Spring Professional Certification
    • Apache Spark Developer Certification

    Java Developer Experience Requirements

    A Java developer should have experience in user interface design, statistical analysis, and database structures. They should have prior job experience with a business where they have proven that they can produce well-designed code which works effectively and endures testing, as well as the ability to troubleshoot and debug code before it is deployed. They should have attention to every detail and ability to work in a team.

    Java Developer Salary Expectations

    The average annual salary for a Java developer in India is ₹9,59,274. This is according to the 4.1k salaries reported in Indeed. Someone with many years of experience in Java development will have higher salaries than a fresher. An experienced Java developer will have hands-on experience, training, and certifications to enhance their skill set.

    Frequently Asked Questions About Java Developer

    Do Java developers duties vary depending on the industry they work in?

    Java developers may work in a range of industries, carrying out comparable duties such as creating Java-based apps for various businesses. The majority of them work in IT departments for companies, developing software that can be used by the company or sold to other companies. Some people operate in an environment where an IT agency is building different programs for clients and continually updating and improving them.

    What makes a good Java Developer?

    A good Java developer must be passionate about their work, and this passion must be evident in every line of code. They should be aware of different design patterns or algorithms while yet adhering to best practices from numerous disciplines, including software development.

    Who does a Java developer collaborates with?

    A Java developer collaborate with fellow web developers, software engineers, and others teams to use Java to enhance business applications, software, and websites. They latter concentrates mostly on enhancing and scrutinising Java-based programs. Given that their responsibilities are similar, they are better able to collaborate while yet maintaining their own differences.

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    Job Description Examples

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