Java API Developer Job Description [Updated for 2025]

In the digital era, the role of Java API developers is evermore crucial.

As technology progresses, the demand for skilled individuals who can design, develop and maintain our digital infrastructure, using Java APIs, continues to escalate.

But let’s delve deeper: What’s truly expected from a Java API developer?

Whether you are:

• A job seeker trying to decipher the key aspects of this role,
• A hiring manager detailing the profile of the perfect candidate,
• Or simply fascinated by the intricacies of Java API development,

You’re in the right place.

Today, we are presenting a customizable Java API developer job description template, designed for effortless posting on job boards or career sites.

Let’s dive straight into it.

Java API Developer Duties and Responsibilities

Java API Developers are responsible for designing, developing, and implementing web-based Java applications to support business requirements, primarily focusing on Application Programming Interface (API) development.

They have the following duties and responsibilities:

• Analyze user requirements and define project scope and objectives
• Design, develop and implement Java API’s for web-based applications
• Work with other programmers to design the API structure and functionality
• Perform coding, debugging and testing using Java and other technologies
• Integration of user-facing elements with server-side logic
• Ensure the performance, quality, and responsiveness of applications
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organization, and automatization
• Document APIs for use by other internal developers and partners
• Respond to and resolve technical issues

 

Java API Developer Job Description Template

Job Brief

We are seeking a skilled Java API Developer to design, build, and maintain efficient and reliable Java code for our APIs. The Java API Developer will be responsible for creating complex code to integrate systems, creating server-side solutions, and optimizing the interchange of data between servers and users.

Successful candidates should be well-versed in building scalable Java applications and have a strong understanding of Java API development.

They should also be highly detail-oriented, able to troubleshoot and address complex code issues, and be comfortable working in a fast-paced environment.

 

Responsibilities

• Design, build and maintain efficient, reusable, and reliable Java code for our APIs.
• Ensure the best possible performance, quality, and responsiveness of the applications.
• Identify bottlenecks and bugs, and devise solutions to these problems.
• Help maintain code quality, organization, and automatization.
• Work with the product and design teams to understand end-user requirements, formulate use cases, and then translate that into a pragmatic and effective technical solution.
• Use best practices and architectural rigor during the software design process, providing input on alternative strategies and solutions.

 

Qualifications

• Proven work experience as a Java API Developer or similar role in software development.
• Strong understanding of Java and its ecosystems.
• Sound knowledge of object-oriented programming.
• Understanding of the basic principles of scalable Java application design.
• Familiarity with Java GUI frameworks such as Swing, SWT, and AWT depending on project requirements.
• Understanding of JVM, its limitations, weaknesses, and workarounds.
• Familiarity with build tools such as Ant, Maven, and Gradle.
• Proficient understanding of code versioning tools, such as Git.
• BSc degree in Computer Science, Engineering or a relevant field.

 

Benefits

• 401(k)
• Health insurance
• Dental insurance
• Retirement plan
• Paid time off
• Professional development opportunities

 

Additional Information

• Job Title: Java API Developer
• Work Environment: This role is primarily office-based with the option for remote work. Occasional travel may be required for team meetings or client consultations.
• Reporting Structure: The Java API Developer will report directly to the Lead Software Developer or Development Manager.
• Salary: Compensation is competitive and based upon candidate experience and qualifications, as well as market considerations.
• Pay Range: $110,000 minimum to $165,000 maximum.
• Location: [City, State] (please specify the location or indicate if remote)
• Employment Type: Full-time
• Equal Opportunity Statement: We are committed to creating a diverse environment and are proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
• Application Instructions: Please submit your resume along with a cover letter outlining your qualifications and experience to [email address or application portal].

 

What Does a Java API Developer Do?

Java API Developers are specialized software developers who primarily work with Java Application Programming Interface (API) to create, maintain, and improve software applications.

These professionals use Java, a widely-used programming language, to build server-side applications, develop graphical user interface (GUI), and integrate front-end and back-end systems.

They also use Java to create applications for devices that use the Android operating system.

A key part of their role is designing and programming APIs that allow different software applications to communicate with each other.

These APIs can be used to access and manipulate data, carry out processes, and trigger events within applications.

Java API Developers typically work in close collaboration with other software developers, system analysts, and project managers.

They may also liaise with clients to understand their specific needs and develop custom solutions accordingly.

They may be responsible for testing the functionality of the APIs, identifying and fixing bugs, and ensuring the APIs perform as expected.

They also often document their code and the API functionalities to assist other developers in using and understanding the APIs.

Aside from their technical responsibilities, Java API Developers often participate in team meetings, contribute to project planning, and stay updated with the latest industry trends and advancements in Java and API development.

 

Java API Developer Qualifications and Skills

A competent Java API Developer should possess a combination of technical prowess, soft skills, and understanding of the industry, such as:

• Extensive knowledge of Java programming language and the ability to develop APIs using this language.
• Understanding of RESTful API design principles, to create efficient and scalable APIs.
• Excellent problem-solving skills, to quickly identify and address any issues or bugs that may arise during the development process.
• Experience with relational databases like MySQL or PostgreSQL, and the ability to work with database management systems.
• Proficiency in using tools and frameworks such as Spring Boot, Hibernate, or Maven.
• Understanding of software development methodologies like Agile or Scrum, and the ability to work effectively in a team environment.
• Strong communication skills to liaise with clients, understand their needs, and explain complex technical concepts in simple terms.
• Attention to detail to ensure the developed APIs meet the required specifications and are free from errors or security vulnerabilities.

 

Java API Developer Experience Requirements

Java API Developers are typically required to have at least 2-3 years of experience in software development, primarily in Java and related technologies.

This experience may be gained through internships, part-time roles, or full-time positions in software development or related IT fields.

Candidates usually are expected to have hands-on experience with Java/J2EE, Spring Framework, and RESTful APIs. An understanding of concepts like Microservices, and cloud technologies such as AWS or Azure may also be required.

For more senior-level positions, around 4-5 years of experience in designing and developing APIs is typically required.

Experience in working with databases, both SQL and NoSQL, and familiarity with Agile methodologies, is often preferred.

Professionals with more than 5 years of experience may have played a leading role in their past projects and can be considered for roles such as team lead or manager.

Furthermore, holding relevant certifications like Oracle Certified Professional, Java SE Programmer, and others can significantly enhance a candidate’s prospects.

 

Java API Developer Education and Training Requirements

Java API Developers typically have a bachelor’s degree in computer science, software engineering, information technology or a related field.

They need to have a deep understanding of Java language and its application programming interfaces (APIs).

They should also have strong knowledge of databases, software architecture and web technologies such as HTML, CSS, and JavaScript.

Some positions may require a master’s degree in a specific IT or software engineering discipline, particularly for senior roles or for those in specialized industries.

Java API Developers may also choose to obtain certification in Java development, such as the Oracle Certified Professional, Java SE 8 Programmer certification.

This is not mandatory but it can enhance a candidate’s credibility and demonstrate their expertise in the field.

Experience in working with different Java frameworks like Spring, Hibernate or Struts, and familiarity with various development methodologies like Agile or Scrum, are often sought after by employers.

Continuing education is important for Java API Developers as they need to stay up-to-date with the latest Java updates, tools, and best practices in the rapidly evolving technology landscape.

 

Java API Developer Salary Expectations

A Java API Developer can expect to earn an average salary of $102,000 (USD) per year.

The actual income can differ based on factors such as experience, the complexity of the project, geographic location, and the size of the employing company.

 

Java API Developer Job Description FAQs

What skills does a Java API Developer need?

Java API Developers should possess a strong understanding of Java and web services.

They should be proficient in designing, building, and maintaining efficient, reusable, and reliable Java code.

They should also understand how to use APIs, have knowledge of RESTful APIs and experience with version control systems like GIT.

Besides technical skills, they should be good problem-solvers, have great attention to detail, and have excellent communication skills for collaboration with team members.

 

What kind of education does a Java API Developer need?

Java API Developers usually hold a bachelor’s degree in computer science, software engineering, or a related field.

However, some companies may prioritize practical experience and skills over formal education.

Additionally, certifications in Java and relevant technologies can boost a candidate’s profile.

 

What should you look for in a Java API Developer’s resume?

A Java API Developer’s resume should include a clear summary of their relevant experiences, highlighting their knowledge of Java and API development.

It should also mention any experience with databases, web servers, and UI/UX design.

Any certifications related to Java or API development can be an added advantage.

You should also look for experience with agile methodologies and team collaboration tools.

 

What qualities make a good Java API Developer?

A good Java API Developer is someone who is detail-oriented and capable of writing clean, reusable, and maintainable code.

They should be good problem solvers, capable of debugging and resolving issues efficiently.

They should have the ability to work independently and collaboratively, and should be constantly learning and adapting to new technologies and coding practices.

 

Is it difficult to hire Java API Developers?

Hiring Java API Developers can be challenging as it requires candidates to have a specific set of skills and a strong understanding of both Java and API development.

Therefore, it is essential to have a thorough and precise recruitment process.

Offering competitive salaries, opportunities for professional development, and a positive work environment can help attract qualified candidates.

 

Conclusion

And there we have it.

Today, we’ve opened the lens on the intricate workings of being a Java API developer.

It’s not just about scripting Java codes.

It’s about shaping the future of application interfaces, one Java code at a time.

With our detailed Java API developer job description template and real-world examples, you’re ready to take the leap.

But why put a limit to it?

Explore more with our job description generator. It’s your stepping stone to meticulously crafted listings or refining your resume to absolute precision.

Remember:

Every Java API code is a part of a broader spectrum.

Let’s craft that future. Together.

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