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Full Stack Developer Intern Jobs in Puerto Rico (NOW HIRING)

General Investment LLC

PR · On-site

We are seeking a Full Stack Developer to join our Technology team. This role is responsible for developing, maintaining, and enhancing enterprise systems such as WIC Portal, Vendor Systems, and ...

Adecco

Full Stack Developer

San Juan, PR

$24.03 - $31.25/hr

We are looking for a Full Stack Developer to join our Technology team. This role is responsible for developing, maintaining, and enhancing enterprise systems such as WIC Portal, Vendor Systems, and ...

General Investment LLC

PR · On-site

We are seeking a highly skilled Senior Full Stack Developer to join our Technology team. This role is responsible for designing, developing, and leading enterprise-level applications across multiple ...

Vast LLC

Senior Full-Stack Developer

San Juan, PR · Hybrid

$115K - $130K/yr

YOUR MISSION As our Senior Developer , you'll be one of the founding members of our engineering ... Requirements * 5+ years of experience in full-stack development, with 2+ years in a start-up ...

Vast

Senior Full-Stack Developer

San Juan, PR · On-site

$115K - $130K/yr

YOUR MISSION As our Senior Developer , you'll be one of the founding members of our engineering ... Requirements: * 5+ years of experience in full-stack development, with 2+ years in a start-up ...

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

To thrive as a Full Stack Developer Intern, you need a strong grasp of front-end and back-end programming languages, such as JavaScript, HTML/CSS, and either Node.js, Python, or Java, along with a relevant academic background in computer science or a related field. Familiarity with version control systems like Git, web frameworks (e.g., React, Express), and databases (SQL/NoSQL) is typically required. Strong problem-solving abilities, eagerness to learn, and effective communication skills help interns collaborate with teams and adapt to new technologies. These competencies are crucial for contributing to real-world projects, quickly adapting to workplace demands, and laying the foundation for a successful development career.

What types of projects and technologies can a Full Stack Developer Intern expect to work on during their internship?

As a Full Stack Developer Intern, you'll typically be involved in projects that span both front-end and back-end development, such as building web applications, developing new features, or troubleshooting existing systems. You may work with technologies like JavaScript frameworks (e.g., React or Angular) for the front end, and languages such as Python, Java, or Node.js for the back end. It's common to collaborate closely with other developers, designers, and sometimes product managers, gaining exposure to the full software development lifecycle. Interns often participate in code reviews, agile sprints, and team meetings, providing valuable hands-on experience and learning opportunities.

What is a Full Stack Developer Intern?

A Full Stack Developer Intern is a trainee who assists in building both the front-end (user interface) and back-end (server, database) components of web applications. Interns in this role work under the guidance of experienced developers to learn and contribute to the entire software development process. They often use programming languages like JavaScript, Python, or Java, and frameworks such as React, Node.js, or Django. The internship provides practical experience in coding, debugging, and deploying web applications, preparing interns for a full-time developer position.
What are the most commonly searched types of Full Stack Developer jobs in Puerto Rico? The most popular types of Full Stack Developer jobs in Puerto Rico are:
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Full Stack Developer Intern jobs near you
Infographic showing various Full Stack Developer Intern job openings in Puerto Rico as of May 2026, with employment types broken down into 6% Internship, 63% Full Time, 25% Part Time, and 6% Temporary. Highlights an 90% In-person, and 10% Remote job distribution.

Full Stack Developer

General Investment LLC

On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 16 days ago

Job description

Job Overview:

We are seeking a Full Stack Developer to join our Technology team. This role is responsible for developing, maintaining, and enhancing enterprise systems such as WIC Portal, Vendor Systems, and mobile applications. The ideal candidate will have hands-on experience in full stack development, working with modern frameworks and supporting cloud-based solutions.

Responsibilities and Duties:
  • Develop and maintain frontend applications using Angular.
  • Build and support backend services using .NET technologies.
  • Work with SQL Server databases, including queries and basic optimization.
  • Build and consume RESTful APIs.
  • Support and maintain mobile applications using MAUI/Xamarin.
  • Assist with cloud integrations in Azure and AWS.
  • Troubleshoot, debug, and enhance existing systems.
  • Collaborate with cross-functional teams to gather and implement requirements.
  • Ensure code quality, system performance, and application scalability.
  • Participate in testing, deployments, and ongoing system improvements.
Qualifications and Education Requirements:
  • Bachelor’s degree in Computer Science, Information Technology, Software Engineering, or related field (or equivalent experience).
  • 2–5 years of experience in full stack development.
  • Knowledge of Angular and .NET frameworks.
  • Basic knowledge of SQL Server and database management.
  • Experience building and consuming RESTful APIs.
  • Familiarity with HTML, CSS, and JavaScript.
  • Experience with MAUI/Xamarin mobile applications preferred.
  • Basic understanding of cloud platforms such as Azure and AWS.
  • Bilingual in English and Spanish, both verbal and written, preferred.
Skills Required:
  • Strong problem-solving and analytical thinking skills.
  • Ability to work independently and collaboratively within a team environment.
  • Strong communication and interpersonal skills.
  • Attention to detail and commitment to code quality.
  • Time management skills with the ability to meet deadlines.

We are an employer EEO/M/F/V/D.

Job Type:

Full-time

Benefits:
  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Life insurance
  • Paid time off
  • Vision insurance
Schedule:
  • 8 hour shift
  • Monday to Friday
  • On call
Work Location:

In person.