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Full Stack Developer Intern Jobs in Washington (NOW HIRING)

Interon IT Solutions

Full-Stack Developer

Mclean, VA · On-site

Senior Full-Stack Developer Locations: Rockville, MD | McLean, VA | Woodbridge, NJ Work Arrangement: Hybrid Experience: 10+ years Candidate Requirements * Local candidates only. * Candidates must ...

GRVTY

Full Stack Developer

Mclean, VA · On-site

$150K - $250K/yr

The Full Stack Developer shall help shape and implement the new cloud architecture for the platform. Technical tasks include the following: * Deploying and maintaining services in the cloud

Steampunk

Full Stack Developer

Mclean, VA · On-site +1

$85K - $170K/yr

The Developer will work across the full stack of AI development, from data ingestion and model experimentation to application integration, orchestration, and deployment, and will collaborate closely ...

Steampunk

Full Stack Developer

Mclean, VA · On-site

$85K - $170K/yr

We are looking for a highly skilled Full-Stack Developer to design, build, and optimize advanced AI solutions across predictive, generative, and autonomous system domains. This role requires strong ...

LT Consulting

Full Stack Developer

Chantilly, VA

LT Consulting is seeking a Full Stack Web Developer with an active TS/SCI with polygraph to design and deliver the full scope of web solutions for mission-critical environments. As a Full Stack ...

Steampunk

Full Stack Developer

Mclean, VA · On-site +1

$85K - $170K/yr

The Developer will work across the full stack of AI development, from data ingestion and model experimentation to application integration, orchestration, and deployment, and will collaborate closely ...

MindSource

Full Stack Developer

Reston, VA · On-site

MindSource is seeking a talented Full Stack Developer with strong hands-on experience in Java, Python, Angular, and AWS cloud. The role involves designing, developing, and maintaining scalable full ...

Steampunk

Full Stack Developer

Mclean, VA · On-site

$85K - $170K/yr

We are looking for a highly skilled Full-Stack Developer to design, build, and optimize advanced AI solutions across predictive, generative, and autonomous system domains. This role requires strong ...

inoventures LLC

Senior Full Stack Developer

Mclean, VA · On-site

Role: Senior Full Stack Developer Location: McLean, VA Duration: 18 Months + ROLES: This position supports application development efforts as a Senior Full Stack Developer. As a Senior Full Stack ...

GRVTY

Full Stack Developer

Mclean, VA · On-site

$150K - $250K/yr

The Full Stack Developer shall help shape and implement the new cloud architecture for the platform. Technical tasks include the following: * Deploying and maintaining services in the cloud

Swarmint

Full Stack Developer

Arlington, VA · On-site

$150 - $200/hr

Join our engineering team as a Full Stack Developer building applications that power AI‑driven intelligence systems. You will work across the stack with focus on Python backend and modern frontend ...

Steampunk

Full Stack Developer

Mclean, VA · On-site +1

$85K - $170K/yr

The Developer will work across the full stack of AI development, from data ingestion and model experimentation to application integration, orchestration, and deployment, and will collaborate closely ...

Resource Point LLC

Java Full Stack Developer

Reston, VA · On-site

$54.50 - $70.50/hr

Java Full Stack Developer Location: Reston, VA Duration: 6+ Months Description & Duties: * Full Stack Developer will lead development efforts to assess and document current and target state high ...

Steampunk

Full Stack Developer

Mclean, VA · On-site +1

$85K - $170K/yr

The Developer will work across the full stack of AI development, from data ingestion and model experimentation to application integration, orchestration, and deployment, and will collaborate closely ...

inoventures LLC

Senior Full Stack Developer

Mclean, VA · On-site

Role: Senior Full Stack Developer Location: McLean, VA Duration: 18 Months + ROLES: This position supports application development efforts as a Senior Full Stack Developer. As a Senior Full Stack ...

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Full Stack Developer Intern information

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How much do full stack developer intern jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for full stack developer intern in Washington is $24.59, according to ZipRecruiter salary data. Most workers in this role earn between $19.13 and $29.23 per hour, depending on experience, location, and employer.

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 key skills and qualifications needed to thrive as a full stack developer intern?

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.

How to get an internship for a full stack developer?

To secure a full stack developer internship, candidates should build a strong portfolio demonstrating skills in front-end and back-end technologies, such as JavaScript, HTML, CSS, and frameworks like React or Node.js. Gaining experience through personal projects, contributing to open-source, and obtaining relevant certifications can improve chances, along with applying through company career portals or internship programs and preparing for technical interviews. Having a solid understanding of version control systems like Git and good problem-solving skills are also beneficial.

Is a full stack developer intern still in demand?

Full stack developer internships remain in demand as companies seek candidates with skills in front-end and back-end technologies, including JavaScript, Python, and frameworks like React or Node.js. Internships provide valuable experience and can lead to full-time roles, especially as demand for versatile developers continues to grow in tech industries.

What are the most commonly searched types of Full Stack Developer jobs in Washington?

The most popular types of Full Stack Developer jobs in Washington are:

What are popular job titles related to Full Stack Developer Intern jobs in Washington?

For Full Stack Developer Intern jobs in Washington, the most frequently searched job titles are:

What job categories do people searching Full Stack Developer Intern jobs in Washington look for?

The top searched job categories for Full Stack Developer Intern jobs in Washington are:

What cities in Washington are hiring for Full Stack Developer Intern jobs?

Cities in Washington with the most Full Stack Developer Intern job openings:

Full Stack Developer Intern jobs near you
Infographic showing various Full Stack Developer Intern job openings in Washington as of August 2026, with employment types broken down into 87% Full Time, 7% Part Time, 5% Contract, and 1% Nights. Highlights an 85% Physical, 3% Hybrid, and 12% Remote job distribution, with an average salary of $51,152 per year, or $24.6 per hour.

Full-Stack Developer

Interon IT Solutions

Mclean, VA • On-site

Full-time

Posted 12 days ago

Key responsibilities

  • Design, develop, test, and maintain scalable full-stack applications.

  • Build backend services using Java, Python/FastAPI, and Node.js.

  • Develop and support cloud-native applications on AWS.

Job description

Senior Full-Stack Developer

Locations: Rockville, MD | McLean, VA | Woodbridge, NJ
Work Arrangement: Hybrid
Experience: 10+ years

Candidate Requirements

  • Local candidates only.
  • Candidates must currently reside in DC, Virginia, Maryland, New York, or New Jersey.
  • Must be available for an online coding assessment and an in-person interview.
  • Candidates should be within a reasonable commuting distance of one of the listed locations.

Job Description

We are seeking a Senior Full-Stack Developer with a strong Java foundation and significant backend engineering experience. The ideal candidate will have approximately 10 years of software development experience and the flexibility to work across Java, Python, and Node.js applications.

The development environment is evolving beyond a Java-only technology stack. Candidates should be comfortable switching between languages, projects, and architectures based on business needs. Strong experience in at least two of the following backend technologies is required:

  • Java
  • Python with FastAPI
  • Node.js

Angular 10+ experience is required for front-end development. Candidates must also have hands-on AWS experience from both development and operational perspectives.

Key Responsibilities

  • Design, develop, test, and maintain scalable full-stack applications.
  • Build backend services using Java, Python/FastAPI, and Node.js.
  • Develop responsive front-end applications using Angular 10 or later.
  • Develop and support cloud-native applications on AWS.
  • Work with AWS Lambda and other serverless technologies.
  • Contribute to traditional enterprise applications and newer AI-driven and agentic solutions.
  • Move effectively between different programming languages and application architectures.
  • Troubleshoot complex technical issues and recommend practical solutions.
  • Explain technical decisions, design choices, and problem-solving approaches clearly.
  • Collaborate with cross-functional teams throughout the development lifecycle.

Required Qualifications

  • 10+ years of software development experience.
  • Strong hands-on experience with Java and related backend frameworks.
  • Strong experience in at least two of the following: Java, Python, or Node.js.
  • Hands-on experience with Python and FastAPI is highly preferred.
  • Strong Angular 10+ development experience.
  • Hands-on experience developing and supporting applications on AWS.
  • Experience with AWS Lambda and serverless architecture.
  • Strong understanding of APIs, microservices, object-oriented programming, and software design principles.
  • Ability to work across multiple technology stacks and adapt to changing project needs.
  • Strong analytical, debugging, and structured problem-solving skills.
  • Excellent verbal and written communication skills.

Preferred Qualifications

  • Experience developing AI-enabled or agentic applications.
  • Experience integrating applications with AI services or large language models.
  • Experience modernizing existing Java applications.
  • Familiarity with cloud-native architecture, CI/CD pipelines, and DevOps practices.
  • Experience owning technical components or contributing to application architecture.

Current Project Environment

The selected candidate may work across several applications, including:

  • A Python and FastAPI-based application.
  • An AWS Lambda-based application focused on AI and agentic capabilities.
  • Existing enterprise applications developed in Java.

Interview Process

Round 1: Coding Assessment

  • 30-minute coding session conducted through Zoom using Glider AI.
  • Candidates will receive a relatively straightforward coding problem.
  • The evaluation will consider both the final solution and the candidate’s problem-solving process.

Candidates should be prepared to:

  • Explain their understanding of the problem.
  • Describe their proposed approach before coding.
  • Communicate their reasoning throughout the exercise.
  • Demonstrate a structured problem-solving process.
  • Arrive at a workable and accurate solution.

Round 2: In-Person Panel Interview

  • Interview with a four-member panel.
  • Focus on technical experience, behavioral questions, communication, and project contributions.

Candidates should be prepared to discuss:

  • Complex problems they have solved.
  • Projects they have owned or supported.
  • Technical challenges and how they addressed them.
  • Their specific responsibilities and individual contributions.
  • Collaboration with technical and business teams.
  • The measurable impact of their work.