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Junior Java Developer Intern Jobs in Jacksonville, FL

FIS

Senior Backend Engineer

Jacksonville, FL · On-site

$97K - $195K/yr

Mentor junior team members and contribute to a culture of continuous learning and improvement ... Work with technologies such as Java, Javascript and Typescript, RESTful API integrations ...

The Stellar Group Inc

Student Intern

Jacksonville, FL

$13.75 - $18.25/hr

Stellar is a fully integrated firm focused on design, engineering, construction, and mechanical ... College Junior or Senior in a Construction Management program or field that is applicable to your ...

Stellar

Student Intern

Jacksonville, FL · On-site

$13.75 - $18.25/hr

Stellar is a fully integrated firm focused on design, engineering, construction, and mechanical ... College Junior or Senior in a Construction Management program or field that is applicable to your ...

ApplyMint

Senior Software Engineer

Jacksonville, FL · On-site

$108 - $132/hr

Act as a mentor to junior software engineers, providing guidance, feedback, and support to help ... Strong proficiency in two or more programming languages (e.g., Java, C++, Python, or JavaScript)

Subway

Sr. Software Engineer

Jacksonville, FL · On-site

$112K - $148K/yr

Conduct constructive code reviews and provide technical design guidance to peers and junior ... JavaScript/TypeScript (Node.js), Java, or C# * Experience with serverless architectures on AWS ...

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All JobsJava Developer Intern JobsJunior Java Developer Intern JobsJunior Java Developer Intern Jobs in Jacksonville, FL

Junior Java Developer Intern information

See Jacksonville, FL salary details

$56.5K

$99K

$149.2K

How much do junior java developer intern jobs pay per year?

As of Aug 11, 2026, the average yearly pay for junior java developer intern in Jacksonville, FL is $98,980.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,000.00 and $98,700.00 per year, depending on experience, location, and employer.

What is the difference between Junior Java Developer Intern vs Junior Java Developer?

AspectJunior Java Developer InternJunior Java Developer
Required CredentialsBasic understanding of Java, coursework, or related internship experienceProven Java skills, possibly some certifications or coursework completed
Work EnvironmentInternship programs, learning-focused, entry-level projectsFull-time role, more responsibility, involved in ongoing projects
Employer & Industry UsageInternship positions in tech companies, startups, or software firmsEntry-level full-time positions in similar industries
Search & Comparison IntentUnderstanding internship differences, entry-level opportunitiesCareer progression, job responsibilities, skill requirements

The main difference between a Junior Java Developer Intern and a Junior Java Developer lies in experience and responsibilities. Interns are typically students or recent graduates gaining practical experience, while Junior Developers are full-time employees with more responsibilities and ongoing projects. Internships serve as a stepping stone toward a full developer role, which requires more skills and commitment.

What does a Junior Java Developer Intern do?

A Junior Java Developer Intern assists in the development, testing, and maintenance of Java-based applications under the supervision of senior developers. Their responsibilities typically include writing simple code, debugging software, participating in team meetings, and learning best practices in software development. The intern gains hands-on experience with Java technologies, tools, and frameworks while contributing to real-world projects. This role is designed to help interns build foundational programming skills and understand the software development lifecycle.

What are the key skills and qualifications needed to thrive as a Junior Java Developer Intern, and why are they important?

To thrive as a Junior Java Developer Intern, you need a solid understanding of Java programming, basic knowledge of object-oriented design, and a relevant degree or coursework in computer science or software engineering. Familiarity with IDEs like Eclipse or IntelliJ IDEA, version control systems such as Git, and introductory experience with build tools like Maven is typical. Strong problem-solving, eagerness to learn, and effective communication skills help interns collaborate and adapt in a team environment. These skills and qualities are important because they enable rapid learning, effective contribution to projects, and smooth integration into development teams.

What types of projects and tasks can I expect to work on as a Junior Java Developer Intern?

As a Junior Java Developer Intern, you can expect to assist in developing, testing, and debugging Java applications under the guidance of senior team members. Your daily tasks may include writing code, fixing bugs, participating in code reviews, and collaborating with other developers and departments such as QA or DevOps. Interns often get exposure to real-world projects that contribute to the organization's products or services, providing valuable experience with tools like version control systems and agile methodologies. This hands-on involvement is designed to help you build both technical and teamwork skills in a professional setting.
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What cities near Jacksonville, FL are hiring for Junior Java Developer Intern jobs? Cities near Jacksonville, FL with the most Junior Java Developer Intern job openings:
Junior Java Developer Intern jobs near you

Information Technology_USA - USA_Technical Lead

Real Soft, Inc.

Jacksonville, FL • On-site

Contractor

Re-posted 3 days ago

Job description

LOCAL to Mount Laurel, New Jersey ONLY!
Role Descriptions: Job Title Senior Android DeveloperJob DescriptionWe are seeking an experienced Senior Android Developer to lead the design and development of high-quality Android applications. The ideal candidate will demonstrate strong technical and architectural expertise| a passion for mentoring| and a commitment to engineering excellence.Key ResponsibilitiesDrive the architecture and development of complex Android applications| ensuring scalability| maintainability| and performance.Make high-level design decisions| enforce SOLID principles| and set technical direction for the team.Lead the adoption and implementation of Jetpack libraries and Jetpack Compose across projects.Oversee the integration of third-party SDKs and ensure best practices in dependency management.Design and implement responsive UIs for a variety of device form factors (phones| tablets| foldables).Establish and maintain robust CICD pipelines using Jenkins and GitHub Actions.Champion code quality through rigorous code reviews| technical documentation| and test coverage (unit and UI).Mentor and guide junior developers| fostering a culture of continuous learning and improvement.Collaborate with cross-functional teams to deliver features that meet business and user needs.Required Skills8 years of professional Android development experience.Experience with advanced Kotlin and Android features| includingoCoroutines and structured concurrencyoExtension functions and higher-order functionsoDependency injection frameworks (e.g.| Hilt| Koin)oCustom Compose components and modifiersoModularization and multi-module project structuresoAdvanced error handling and functional programming conceptsDeep expertise in Android architecture components| Jetpack libraries| and Jetpack Compose.Experience implementing biometric authentication (e.g.| fingerprint| face recognition)| passkeys (FIDO2WebAuthn)| password manager integration| and Android Autofill for secure and seamless user authentication.Strong understanding of software design patterns| MVVMMVI architectures| and SOLID principles.Proven experience integrating third-party SDKs.Hands-on experience with unit testing (JUnit| Mockito) and UI testing (Espresso| UI Automator).Practical knowledge of CICD tools| especially Jenkins and GitHub Actions.Excellent communication| leadership| and mentoring skills.Proficient with Git and modern development workflows.Nice to HaveExperience with iOS development (SwiftObjective-C).Knowledge of Kotlin Multiplatform (KMP).Exposure to cross-platform mobile development.Familiarity with AI-assisted development tools (e.g.| GitHub Copilot) and prompt engineering to accelerate coding| testing| and documentation.Experience integrating AIML features into mobile applications.
Essential Skills: CICD tools| especially Jenkins and GitHub Actions
Desirable Skills:
Keyword:
Skills: Java Rest web services~Digital : DevOps Continuous Integration and Continuous Delivery (CI/CD)~Digital : Mobile Computing - Android
Experience Required: 8-10, Project Code :

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