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App Developer Intern Jobs in Washington, DC (NOW HIRING)

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$44

How much do app developer intern jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for app developer intern in Washington, DC is $25.93, according to ZipRecruiter salary data. Most workers in this role earn between $20.96 and $27.50 per hour, depending on experience, location, and employer.

What is an app developer intern?

An App Developer Intern is a temporary position where individuals gain hands-on experience in designing, coding, testing, and maintaining mobile or web applications. Interns typically work under the guidance of senior developers, learning best practices in app development, debugging, and UI/UX design. They may collaborate with teams to develop new features, fix bugs, and optimize app performance. This role helps build technical skills and industry experience, often serving as a stepping stone to a full-time development job.

What are the key skills and qualifications needed to thrive as an app developer intern?

To thrive as an App Developer Intern, you typically need a solid understanding of programming languages such as Java, Swift, or Kotlin, as well as coursework or experience in computer science or software development. Familiarity with tools like Android Studio, Xcode, source control systems like Git, and exposure to mobile app frameworks is commonly expected. Strong problem-solving skills, effective communication, eagerness to learn, and the ability to collaborate within a team will help set you apart. These competencies are crucial for contributing to real development projects, adapting to fast-paced environments, and learning from experienced developers.

What are the typical responsibilities of an app developer intern?

As an App Developer Intern, you can expect to assist with coding, debugging, and testing mobile applications under the guidance of experienced developers. You may work on adding new features, fixing bugs, updating existing app interfaces, or writing documentation for code. Collaboration is important, so you’ll attend team meetings, participate in code reviews, and communicate progress or obstacles with your mentors. This hands-on experience is designed to help you develop your technical skills while understanding how professional app development projects are managed.

What are the most commonly searched types of App Developer jobs in Washington, DC? The most popular types of App Developer jobs in Washington, DC are:
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App Developer Intern jobs near you
Infographic showing various App Developer Intern job openings in Washington, DC as of August 2026, with employment types broken down into 27% Internship, and 73% Full Time. Highlights an 100% In-person job distribution, with an average salary of $53,935 per year, or $25.9 per hour.

Web Application Developer Intern

MATHTECH INC

Falls Church, VA • On-site

$20/hr

Other

Posted 18 days ago

Job description

Mathtech is seeking a motivated and detail-oriented Web Application Developer Intern to join our company.

This role provides hands-on experience supporting, maintaining, and adding functionality to an internally developed Laravel application. The ideal candidate is familiar with Laravel, or similar model-view-controller framework.
The web application is the responsibility of the IT department. You will report to IT manager, who will be responsible for providing you guidance, and will assign you web application maintenance tasks.
This is an onsite internship based out of our Falls Church, VA office and offers an excellent opportunity for learning and professional growth. You will receive mentorship from experienced IT professionals and gain hands-on experience in a dynamic IT environment, with exposure to real-world systems, tools, and projects.
Duties & Responsibilities:

  • Fix bugs.
  • Refactor code.
  • Improve web app user interface and experience.
  • Add functionality to the web application.
  • Develop web app documentation.

Qualifications:

  • Currently pursuing a degree in Information Technology, Computer Science, or a related field.
  • Experience with Model-View-Controller framework.
  • Working knowledge of PHP
  • Basic understanding of SQL database.
  • Experience working in Microsoft Windows and Linux command line.
  • Strong problem-solving skills and attention to detail
  • Excellent communication and customer service skills
  • Ability to work independently and as part of a team
  • Must be a U.S. Person as defined by ITAR regulations (e.g., U.S. citizen, lawful permanent resident, or protected individual)


For more information on our company, please visit us at mathtechinc.com and icsg.us.com.
Mathtech is a proud participant in the InternshipsVA program.

Equal Opportunity Employer – All Protected Groups, Including Protected Veterans and Individuals with Disabilities