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Application Developer Intern Jobs in Colorado (NOW HIRING)

Engineering Intern - Summer 2027

Lafayette, CO

$17.50 - $22.75/hr

We anticipate the application window for this opening will close on - 16 Oct 2026 Careers that ... Engineering Intern Opportunities for Students Interns may support one or more engineering areas ...

Engineering Intern - Summer 2027

Boulder, CO

$17.25 - $22.50/hr

We anticipate the application window for this opening will close on - 16 Oct 2026 Careers that ... Engineering Intern Opportunities for Students Interns may support one or more engineering areas ...

Engineering Intern - Summer 2027

Lafayette, CO

$17.50 - $22.75/hr

We anticipate the application window for this opening will close on - 16 Oct 2026 Careers that ... Engineering Intern Opportunities for Students Interns may support one or more engineering areas ...

Engineering Intern - Summer 2027

Boulder, CO

$17.25 - $22.50/hr

We anticipate the application window for this opening will close on - 16 Oct 2026 Careers that ... Engineering Intern Opportunities for Students Interns may support one or more engineering areas ...

Solid Power is seeking a Materials Engineering Intern to join our talented team of engineers and ... Application Deadline: This role will be posted until a suitable candidate has been identified.

Solid Power is seeking a Materials Engineering Intern to join our talented team of engineers and ... Application Deadline: This role will be posted until a suitable candidate has been identified.

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Application Developer Intern information

What types of projects and technologies do application developer interns typically work with during their internship?

As an Application Developer Intern, you can expect to collaborate on real-world projects such as building web or mobile applications, automating business processes, or enhancing existing software. Interns often use languages and frameworks like Java, Python, JavaScript, React, or .NET, depending on the company's tech stack. You'll work alongside experienced developers, participate in code reviews, and contribute to team meetings, gaining exposure to agile development practices and version control systems like Git. This hands-on experience is designed to help you build technical skills, understand industry workflows, and prepare for a full-time developer role.

What is the difference between Application Developer Intern vs Software Engineer Intern?

AspectApplication Developer InternSoftware Engineer Intern
Required CredentialsTypically pursuing or recent graduate in Computer Science or related fieldSimilar educational background, often pursuing or recent graduate in Computer Science or related field
Work EnvironmentInternship focused on developing, testing, and maintaining applicationsInternship involving software design, coding, and system development
Employer & Industry UsageUsed in tech companies, startups, and software firmsCommon in tech companies, consulting firms, and large corporations
Search & Comparison IntentOften compared for internship roles in application developmentOften compared for broader software development internship roles

The Application Developer Intern and Software Engineer Intern roles share similar educational backgrounds and work environments, focusing on software development. However, Application Developer Interns typically concentrate on creating and maintaining specific applications, while Software Engineer Interns may work on a broader range of software projects, including system architecture and backend development.

What does an application developer intern do?

An Application Developer Intern assists in designing, coding, testing, and maintaining software applications under the supervision of experienced developers. They typically work on specific projects, learn how to use programming languages and development tools, and help troubleshoot software issues. This role provides hands-on experience in the software development lifecycle and prepares interns for a full-time developer position in the future.

What are the key skills and qualifications needed to thrive as an application developer intern, and why are they important?

To thrive as an Application Developer Intern, you generally need a solid understanding of programming languages (such as Java, Python, or JavaScript), basic software development principles, and enrollment in or completion of a relevant degree program. Familiarity with development tools like Git, code editors (e.g., Visual Studio Code), and exposure to version control or continuous integration systems is typical. Strong problem-solving abilities, effective communication, and a willingness to learn help interns stand out in team environments. These skills and qualities enable interns to contribute meaningfully, adapt quickly, and grow within dynamic software development teams.
What are the most commonly searched types of Application Developer jobs in Colorado? The most popular types of Application Developer jobs in Colorado are:
What job categories do people searching Application Developer Intern jobs in Colorado look for? The top searched job categories for Application Developer Intern jobs in Colorado are:
What cities in Colorado are hiring for Application Developer Intern jobs? Cities in Colorado with the most Application Developer Intern job openings:

Full Stack Developer Intern - React JS

Otter, LLC

Boulder, CO

Internship

Re-posted 13 days ago


Job description

Company Description

Otter is leading the way as the #1 waiver creation system for liblity waivers for non-profits and the guiding industry.

Job Description

It is time to build up some experience by joining us on our exciting and awe-inspiring journey. OtterWaiver is looking for a Full Stack Developer Intern to work on our current company dashboard. 

Your project within the team will be to collaborate on updating the Otter user interface (Analytics, Front Office, Back Office) both technically and graphically. Your skills as a full stack developer and your passion for UX and UI design will allow you to provide us with clear and creative interface designs while following the technical guidelines of the development team. 

This job opportunity is an unpaid internship of 6-month. However, after the 6 month internship we will have job opportunities available.

Qualifications

This person will assist the Director of Technology in integrating websites and platforms but also deal with the front-end logic part of our applications. It is why the candidate must have an excellent understanding of HTML, CSS, JavaScript, and how front-end frameworks and component-based frameworks work.

  • Comfortable with front-end frameworks such as VueJS, React, Angular.
  • Fluent in JavaScript (ES6), CSS3, and HTML5
  • Familiar with NodeJS
  • Experience in web and mobile interface design
  • Good Level of English
Additional Information

BENEFITS

  • Paid Bonus when the team hits our goals
  • A friendly and supportive environment

SUBMISSION REQUIREMENTS

  • Resume
  • URL or PDF of your portfolio - Online submission (e.g., website, blog, App, etc.)
  • Cover Letter
  • Github link or project repositories
  • Fill out our application: https://forms.gle/ZpCJKCnysjyLyAz16
     

* Note that only submittals with the above four requirements will be taken in consideration for the role