Java Developer
Job description, Salary, Resume, and Interview Questions
TABLE OF CONTENTS
WHAT DOES A Java Developer DO?
Java Developers play a critical role in transforming business requirements into robust, scalable software solutions by designing and implementing high-performance applications. They work closely with cross-functional teams—spanning product, design, and infrastructure—to build backend systems, APIs, and services that power seamless user experiences and efficient workflows.
Successful Java Developers possess deep knowledge of object-oriented programming, software architecture, and modern development practices. They excel at writing clean, maintainable code and collaborating effectively with both technical and non-technical stakeholders. These professionals are analytical, detail-oriented, and solutions-focused, with a strong commitment to delivering reliable, secure, and performant applications that align with business goals and user needs.
AVERAGE SALARY FOR
Java Developers
Salaries can vary depending on factors such as geographical location, experience, educational background, and industry sector.
$91,508
Java Developer Job Descriptions
Below are four types of Java Developer job descriptions, detailing the range and expectations of the role:
Job Description:
We are seeking a Backend Java Developer to design and implement scalable server-side logic that powers our core applications. The ideal candidate will bring strong experience in Java-based frameworks and a passion for building robust backend systems.
Responsibilities:
- Develop and maintain backend services using Java and Spring Boot.
- Design RESTful APIs and manage database interactions.
- Optimize application performance and troubleshoot issues in production.
- Collaborate with front-end developers and DevOps teams for seamless integration.
- Participate in code reviews and contribute to best practices.
Qualifications:
- Bachelor’s degree in Computer Science or a related field.
- Proven experience with Java, Spring Framework, and RESTful API development.
- Strong understanding of databases (SQL/NoSQL) and ORM tools like Hibernate.
- Familiarity with CI/CD pipelines and containerization (Docker/Kubernetes).
- Experience in Agile/Scrum development environments.
Job Description:
We are hiring a Full-Stack Java Developer to create dynamic web applications using modern Java technologies for the backend and JavaScript frameworks for the frontend. Ideal candidates are versatile, curious, and collaborative.
Responsibilities:
- Develop full-stack features with Java (Spring Boot) and frontend frameworks like React or Angular.
- Design user-friendly interfaces and maintain responsive, efficient backends.
- Write unit and integration tests to ensure application reliability.
- Work closely with UX/UI designers and QA teams to deliver seamless user experiences.
- Maintain documentation and participate in regular sprint activities.
Qualifications:
- Bachelor’s degree in Computer Science, Engineering, or related field.
- Solid experience with Java, JavaScript (React/Angular), HTML, and CSS.
- Understanding of RESTful APIs, JSON, and secure web communications.
- Familiarity with version control (Git), build tools (Maven/Gradle), and deployment strategies.
- Knowledge of cross-browser compatibility and accessibility best practices.
Job Description:
We are looking for a Java DevOps Engineer to automate, deploy, and monitor scalable Java applications in production. The ideal candidate will combine backend development expertise with DevOps principles.
Responsibilities:
- Develop Java applications with a focus on performance and maintainability.
- Implement CI/CD pipelines using tools like Jenkins or GitHub Actions.
- Automate infrastructure using Terraform, Ansible, or similar tools.
- Monitor applications using logging and performance tools (e.g., ELK, Prometheus, Grafana).
- Ensure security, compliance, and uptime of Java-based services.
Qualifications:
- Bachelor’s degree in Computer Science, IT, or related field.
- Experience with Java, Spring Boot, Linux, and cloud services (AWS/Azure/GCP).
- Strong scripting skills (Bash, Python) and infrastructure-as-code knowledge.
- Familiarity with Docker, Kubernetes, and cloud-native architectures.
- Understanding of application performance tuning and troubleshooting techniques.
Job Description:
We are seeking a Java Integration Engineer to lead efforts in connecting internal systems, third-party APIs, and enterprise services. The role requires strong Java development skills and experience with middleware solutions.
Responsibilities:
- Develop integration solutions using Java and enterprise integration patterns.
- Connect systems using REST, SOAP, message queues (RabbitMQ/Kafka), and ETL tools.
- Collaborate with external partners to implement and test APIs.
- Ensure data consistency, security, and performance in integrations.
- Maintain technical documentation and support go-live operations.
Qualifications:
- Bachelor’s degree in Computer Science, Software Engineering, or equivalent.
- Strong experience with Java, Spring Integration, and message brokers.
- Familiarity with enterprise architecture and service-oriented design.
- Knowledge of API security, authentication, and authorization standards (OAuth2, JWT).
- Experience with ESBs (MuleSoft, Apache Camel) is a plus.
Candidate Certifications to Look For
Consider the following certifications and qualifications when evaluating candidates:
This is the official certification from the maintainers of Java. It demonstrates advanced skills in Java programming, including object-oriented principles, exception handling, streams, lambda expressions, and modular development.
Spring is one of the most widely used Java frameworks for building enterprise-level applications. This certification proves your ability to develop modern Java apps using Spring Boot, Spring Data, Spring Security, and Spring MVC.
While not Java-specific, this certification is incredibly useful for Java developers building cloud-native apps. It covers deploying, developing, and debugging cloud-based applications using AWS—many of which are Java-based.
HOW TO HIRE A Java Developer
Securing a skilled Java Developer requires a strategic approach to identifying professionals with strong technical expertise and problem-solving skills. Here are key strategies to help you hire top talent:
Comprehensive Job Descriptions: Clearly articulate the responsibilities, qualifications, and skills required for the role to attract candidates who meet the specific needs of your organization.
Java Developer Competency Assessments: Use practical evaluations such as coding challenges, algorithmic problem-solving tasks, system design exercises, code reviews, and debugging scenarios to assess candidates’ ability to build efficient, maintainable Java applications.
Focus on Detail Orientation: During interviews, ask questions designed to gauge candidates’ attention to detail and their approach to minimizing errors in their work.
Highlight Opportunities for Growth: Emphasize any potential for career advancement or skill development within the organization to attract candidates who are looking for long-term opportunities.
Leverage IT-Specific Platforms: Post job listings on platforms that specialize in IT roles, such as those focused on systems engineers, network administrators, and cloud specialists, to access a broader pool of qualified technical candidates.
Java Developer Interview Questions
- How do you ensure accuracy when interpreting technical specifications, implementing business logic, or integrating with third-party APIs?
- Describe your experience working on cross-functional teams. How do you collaborate with engineers who specialize in different programming languages like Python or C++?
- What strategies do you use to manage competing tasks, such as resolving bugs, implementing new features, and supporting ongoing deployments?
- Can you share an example of identifying and resolving a critical technical issue that impacted application performance or system stability?
- How do you stay organized when working on multiple modules or services within a Java-based application, especially in fast-paced development environments?
- Describe a technically complex Java project you contributed to or led. What were your responsibilities, and how did your decisions influence the outcome?
- How do you implement and enforce data privacy, application security, and compliance—particularly when working with cloud platforms, databases, or user authentication systems?
- What’s the most challenging aspect of backend development using Java, and how do you approach it to deliver robust and maintainable code?
- How do you approach testing and quality assurance in your Java development workflow, from unit testing to integration testing and production monitoring?
- What steps do you take to stay current on new Java versions, frameworks, and development tools in the software engineering ecosystem?
THREE EASY WAYS TO COMPLETE YOUR tech TEAM
CompuForce can assist you in finding the right Java Developer for your team. Here are three ways to complete your tech team:
- Utilize CompuForce, a specialized tech staffing agency.
- Post your job on leading tech job boards.
- Leverage your professional network in the tech sector. CompuForce offers access to a network of pre-screened and qualified tech professionals.
NEED HELP HIRING A Java Developer
Discover how CompuForce can elevate your hiring process with tailored staffing solutions. Contact us today to experience a partnership that transforms your recruitment strategy and connects you with top-tier talent.
