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Application Developer Intern Jobs in Illinois (NOW HIRING)

C# Developer Intern

Chicago, IL · On-site

$19.75 - $26/hr

We are seeking a driven and intellectually curious C# Software Developer Intern to join our dynamic ... full-stack application design, and how to translate trading concepts into efficient technical ...

Job Title Intern Application Developer 2027 - DPE Date posted 14-Aug-2026 Job ID 128772 City / Township / Village New York State / Province New York Country United States Work arrangement Onsite Area ...

Intern Application Developer 2027 - DPE

Chicago, IL · On-site

$19.75 - $26/hr

As an IBM intern, you won't just gain experience - you'll start thinking, working, and growing like ... You'll receive a status update email for each application, so be sure to check your IBM Careers ...

Intern Developer - Microsoft 2027

Chicago, IL · On-site

$19.75 - $26/hr

You'll receive a status update email for each application, so be sure to check your IBM Careers ... As an intern, you'll experience this culture and could advance to our full-time Associates program ...

Intern Developer - Adobe 2027

Chicago, IL · On-site

$19.75 - $26/hr

You'll receive a status update email for each application, so be sure to check your IBM Careers ... As an intern, you'll experience this culture and could advance to our full-time Associates program ...

Intern Developer - Microsoft 2027

Chicago, IL · On-site

$19.75 - $26/hr

You'll receive a status update email for each application, so be sure to check your IBM Careers ... Job Title Intern Application Developer 2027 - Microsoft Date posted 14-Aug-2026 Job ID 128574 City ...

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Application Developer Intern information

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 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 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 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 are the most commonly searched types of Application Developer jobs in Illinois?

The most popular types of Application Developer jobs in Illinois are:

What job categories do people searching Application Developer Intern jobs in Illinois look for?

The top searched job categories for Application Developer Intern jobs in Illinois are:

What cities in Illinois are hiring for Application Developer Intern jobs?

Cities in Illinois with the most Application Developer Intern job openings:

Infographic showing various Application Developer Intern job openings in Illinois as of August 2026, with employment types broken down into 74% Full Time, 22% Part Time, and 4% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution.

Backend / Frontend Developer Intern

Chicago, IL • On-site

Prospect Equities
Real Estate • 501 - 1,000 employees

$19.75 - $26/hr

Internship

Re-posted 5 days ago


Job description

1. Frontend Developer Intern:
We are seeking a motivated and detail-oriented Frontend Developer Intern to join our technology team in building responsive, user-friendly public websites and web applications. In this role, you will focus on crafting intuitive and performant user interfaces using JavaScript / TypeScript and React, while collaborating closely with backend engineers to integrate APIs and deliver seamless user experiences. This internship offers hands-on exposure to modern frontend development practices and an opportunity to contribute to real-world, production-level applications. Key responsibilities include:

  • Build, enhance, and optimize frontend components using JavaScript / TypeScript and React to deliver smooth and responsive user experiences.
  • Collaborate with backend engineers to integrate RESTful APIs, ensuring reliable data flow between frontend and backend systems.
  • Participate in the design and refinement of user interfaces with an emphasis on performance, accessibility, and usability.
  • Identify, debug, and resolve frontend issues to continuously improve application quality and user experience.
  • Write and maintain frontend unit tests to ensure code reliability and stability across modern browsers.
  • Assist with the deployment and maintenance of frontend applications on AWS, supporting smooth releases and updates.

2. Backend Developer Intern:
We are seeking a motivated and detail-oriented Backend Developer Intern to join our technology team in building and maintaining robust, scalable software systems. In this role, you will collaborate closely with data and frontend engineers and contribute to the development of backend services that power real-world applications. Our technology stack includes Java and Spring Boot for backend services, PostgreSQL, MongoDB, and Elasticsearch for data storage and search, React with JavaScript for frontend applications, and AWS for cloud deployment. This internship is ideal for candidates who are passionate about software engineering and eager to gain hands-on experience working on production systems. Key Responsibilities include:
  • Assist in the development, enhancement, and maintenance of backend services using Java and Spring Boot.
  • Design, implement, and optimize database queries using PostgreSQL, MongoDB, and Elasticsearch.
  • Write and maintain unit tests using JUnit to ensure code quality, reliability, and maintainability.
  • Collaborate with the engineering team to deploy, monitor, and maintain backend systems on AWS.
  • Debug, troubleshoot, and optimize backend code to improve system performance and stability.
  • Participate in code reviews and contribute to discussions around system design and architecture.

3. Mobile Developer Intern:
We are seeking a motivated and detail-oriented Mobile Developer Intern to join our technology team and help build high-quality, cross-platform mobile applications using React Native and Expo. In this role, you will focus on developing intuitive, performant, and user-friendly mobile experiences for both iOS and Android platforms. You will collaborate closely with frontend and backend engineers to integrate RESTful APIs, implement new features, and ensure a seamless mobile user experience. Key responsibilities include:
  • Design, build, and maintain mobile application features using TypeScript and React Native.
  • Collaborate with backend engineers to integrate RESTful APIs, ensuring reliable and efficient data flow between mobile apps and backend systems.
  • Implement responsive and adaptive mobile UI components that provide a consistent experience across iOS and Android devices.
  • Identify, debug, and resolve mobile-specific issues related to performance, usability, and device compatibility.
  • Contribute to mobile unit testing and debugging to ensure code quality and application stability.
  • Assist in building and maintaining mobile deployment workflows, including app builds and environment configurations.
4. Data Analyst Intern:
We are seeking a motivated and analytical Data Analyst Intern who is passionate about data-driven problem solving and eager to transform data insights into meaningful business impact. In this role, you will work closely with our technology and business teams to analyze datasets, build analytical pipelines, and apply statistical and machine learning techniques to support real-world decision-making. Key responsibilities include:
  • Perform data cleaning, transformation, and validation using Python and SQL to ensure data accuracy and reliability.
  • Assist in building and maintaining data pipelines to support analytics, reporting, and modeling workflows.
  • Conduct exploratory data analysis (EDA) to identify trends, patterns, and actionable insights.
  • Support the develop, evaluate, and improve statistical and machine learning models to use in business decision-making.
  • Contribute to feature engineering and model performance tuning.
  • Create clear and concise reports, dashboards, and visualizations to communicate findings to technical and non-technical stakeholders.