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Junior Java Developer Intern Jobs in Naples, FL (NOW HIRING)

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Junior Java Developer Intern information

See Naples, FL salary details

$57.5K

$100.6K

$151.6K

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

As of Jul 29, 2026, the average yearly pay for junior java developer intern in Naples, FL is $100,610.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,100.00 and $100,300.00 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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Junior Java Developer Intern jobs near you

Staff Backend Engineer- Rental Platforms

Hertz

Estero, FL • On-site

$175K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

This job post has expired today. Applications are no longer accepted.

Hertz rating

6.3

Company rating: 6.3 out of 10

Based on 195 frontline employees who took The Breakroom Quiz

136th of 171 rated vehicle equipment hire

Job description

We are seeking a Staff Backend Engineer to design, build, and scale critical rental systems that power core business operations. This role requires strong expertise on backend development, with the ability to design end-to-end solutions, drive architecture decisions, and deliver highly scalable, resilient systems.

You will partner with product, design, and engineering teams to build modern, customer-centric rental experiences and robust backend platforms.

A Day in the Life:

As a Staff Full Stack Engineer, with a backend engineering focus you will:

  • Design and develop end-to-end features
  • Own critical components of rental systems such as reservations, pricing, fleet, and checkout flows
  • Build scalable microservices and responsive user interfaces
  • Collaborate with cross-functional teams to translate business requirements into technical solutions
  • Lead architectural discussions and influence system design decisions
  • Mentor junior engineers and promote engineering best practices
  • Ensure high standards of performance, security, scalability, and maintainability

What you will do:

Full Stack Development

  • Design, develop, and maintain production services
  • Develop backend services using Java, Node.js, or similar technologies
  • Design and implement RESTful APIs

System Design & Architecture

  • Architect scalable, distributed systems for rental platforms
  • Design domain-driven solutions for reservations, inventory, pricing, and customer workflows
  • Ensure systems are resilient, fault-tolerant, and highly available
  • Cloud & DevOps
  • Build and deploy applications in cloud environments (AWS, Azure, or GCP)
  • Implement CI/CD pipelines and infrastructure-as-code practices
  • Monitor and optimize system performance and reliability

Data & Integration

  • Work with relational and NoSQL databases
  • Design efficient data models and ensure data consistency
  • Integrate with internal and external services (payments, identity, third-party APIs)
  • Quality & Engineering Excellence
  • Drive test automation (unit, integration, end-to-end)
  • Participate in code reviews and enforce coding standards
  • Improve engineering processes, tooling, and developer productivity

Collaboration & Leadership

  • Partner with Product, UX, and business stakeholders
  • Break down complex problems into deliverable solutions
  • Mentor engineers and contribute to team growth

What We're Looking For:

  • 7+ years of software engineering experience
  • B.S. in Computer Science or equivalent
  • 5+ years of full stack development experience; backend focused
  • Proven experience building and scaling production-grade systems
  • Experience in domain-heavy systems (e.g., rental, travel, e-commerce, logistics) preferred
  • Proficiency in Java, Spring Boot, Node.js, or similar
  • Strong experience designing APIs and microservices
  • Understanding of authentication, authorization, and security best practices
  • Experience with AWS/Azure/GCP
  • Strong knowledge of databases (PostgreSQL, MySQL, DynamoDB, etc.)
  • Experience with caching, messaging systems (Kafka, SQS), and event-driven architecture.
  • Strong understanding of system design, scalability, and distributed systems
  • Experience with CI/CD, DevOps practices, and observability tools
  • Test-driven development and automation mindset
  • Strong problem-solving and analytical thinking
  • Ability to own features end-to-end
  • Excellent communication and collaboration skills
  • Product mindset with focus on customer experience
  • Adaptability in fast-paced environments

Nice to Have

  • Experience with rental, mobility, or travel systems
  • Knowledge of pricing engines, inventory systems, or booking platforms
  • Exposure to event-driven systems and domain-driven design

The starting salary is $175k but will be commensurate with experience.

What You’ll Get:

  • 40% off any standard Hertz Rental  
  • Paid Time Off
  • Medical, Dental & Vision plan options
  • Retirement programs, including 401(k) employer matching
  • Paid Parental Leave & Adoption Assistance
  • Employee Assistance Program for employees & family
  • Educational Reimbursement & Discounts
  • Voluntary Insurance Programs - Pet, Legal/Identity Theft, Critical Illness

Perks & Discounts –Theme Park Tickets, Gym Discounts & more

What Hertz employees say

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Benefits

Hours and flexibility

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