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Full Stack Engineer Intern Jobs in Wisconsin (NOW HIRING)

CoVantage Credit Union

Software Developer Intern

Antigo, WI · On-site

$20.75 - $27.25/hr

Student intern opportunity! CoVantage Credit Union is seeking a Software Developer Intern. This ... Primary focus is on the Microsoft technology stack (C#, SQL Server, IIS, Visual Studio, Azure, etc.

Generac

Intern Mechanical Engineer

Pewaukee, WI · On-site

$18.25 - $24.75/hr

Summary The Mechanical Engineering Intern supports the mechanical design and development of ... Support basic mechanical analysis, such as tolerance stack-ups and simple simulations.

Generac

Intern Mechanical Engineer

Waukesha, WI · On-site

$18.75 - $25.25/hr

Summary The Mechanical Engineering Intern supports the mechanical design and development of ... Support basic mechanical analysis, such as tolerance stack-ups and simple simulations.

CoVantage Credit Union

Software Developer Intern

Antigo, WI · On-site

$20.75 - $27.25/hr

Student intern opportunity! CoVantage Credit Union is seeking a Software Developer Intern. This ... Primary focus is on the Microsoft technology stack (C#, SQL Server, IIS, Visual Studio, Azure, etc.

PlayStation Global

Software Engineer II (Java)

Madison, WI · On-site

$52.25 - $71.50/hr

As a full-stack developer, you will work across the stack, contributing to both the front-end and back-end architecture and implementation. You will work closely with front-end developers, product ...

Recovery.com

Senior Staff Engineer

Madison, WI

$105K - $144K/yr

Design, build, test, and ship production-ready full-stack features across React/Next.js, Node.js, ... Partner closely with Engineering leadership, Product, and cross-functional stakeholders to define ...

Recovery.com

Senior Staff Engineer

Madison, WI · On-site

$105K - $144K/yr

Design, build, test, and ship production-ready full-stack features across React/Next.js, Node.js, ... Partner closely with Engineering leadership, Product, and cross-functional stakeholders to define ...

New

Denari

Software Engineer

Madison, WI · On-site

Full-Stack Engineer (Denari) Location: Madison, WI (Hybrid) Employment Type: Full-time About Denari Denari is building the modern software stack for accounting firms - an intelligent, AI-powered ...

PlayStation Global

Software Engineer II (Java)

Madison, WI · On-site

$136K - $204K/yr

As a full-stack developer, you will work across the stack, contributing to both the front-end and back-end architecture and implementation. You will work closely with front-end developers, product ...

Intuit

Staff Software Engineer

Madison, WI · Remote

$202K - $274K/yr

We are seeking a highly experienced Full Stack Engineer (7+ years) to design, build, and scale modern web applications. The ideal candidate will have strong expertise in Java/Spring Boot backend ...

QUEST CE

Svelte Developer

Milwaukee, WI · On-site

Position Summary Quest CE is seeking a talented Full-Stack Developer with a strong front-end focus to join our Engineering Team as we continue modernizing our core technology platform. In this role ...

Saicon Consultants

C# Developer

Milwaukee, WI · On-site

$48.25 - $65/hr

Someone with good Full Stack , C#, Scrum and JavaScript experience . Here is the complete for your review. And would like to know your interest. Thank you Title: C# Developer Location: Milwaukee, WI ...

KOHLS

Senior Data Engineer (Remote)

Menomonee Falls, WI · On-site

$123K - $162K/yr

Collaborate with stakeholders, data scientists, and full stack engineers to deliver trusted, documented, and reusable data products What Skills You Have Required * 4+ years of experience in software ...

Saicon Consultants

C# Developer

Milwaukee, WI · On-site

$48.25 - $65/hr

Someone with good Full Stack , C#, Scrum and JavaScript experience Here is the complete for your review. And would like to know your interest. Thank you Title: C# Developer Location: Milwaukee, WI ...

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All JobsFull Stack Engineer Intern JobsFull Stack Engineer Intern Jobs in Wisconsin

Full Stack Engineer Intern information

What types of projects and technologies can I expect to work with as a Full Stack Engineer Intern?

As a Full Stack Engineer Intern, you can expect to work on a variety of projects ranging from building user interfaces with front-end frameworks like React or Angular to developing backend services using technologies such as Node.js, Python, or Java. Interns often assist with integrating APIs, database management, and testing features in both development and production environments. You'll likely collaborate closely with designers, product managers, and other developers, gaining exposure to the complete software development lifecycle. This hands-on experience is designed to help you build practical skills and contribute meaningful code to real applications.

What are Full Stack Engineer Interns?

Full Stack Engineer Interns are students or recent graduates who assist in developing both the front-end and back-end components of web applications. They work under the guidance of experienced engineers to gain hands-on experience with programming languages, frameworks, and tools used throughout the software development lifecycle. Their responsibilities often include writing code, testing applications, fixing bugs, and collaborating with teams to deliver functional software. Through this internship, they develop practical skills and a deeper understanding of how web systems work end-to-end.

What is the difference between Full Stack Engineer Intern vs Software Developer Intern?

AspectFull Stack Engineer InternSoftware Developer Intern
Required CredentialsTypically pursuing or recently completed a degree in Computer Science or related fieldTypically pursuing or recently completed a degree in Computer Science or related field
Work EnvironmentHands-on experience with both front-end and back-end development in a team settingFocus on coding, debugging, and developing software applications, often in a specific area
Employer & Industry UsageTech companies, startups, and organizations seeking versatile interns with full-stack skills

The Full Stack Engineer Intern role involves working across both front-end and back-end technologies, providing a broad development experience. In contrast, a Software Developer Intern may focus more narrowly on specific software components or applications. Both roles are valuable for gaining industry experience, but the Full Stack Engineer Intern position offers a more comprehensive view of the entire development process.

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

To thrive as a Full Stack Engineer Intern, you need a solid understanding of programming languages like JavaScript, HTML, CSS, and at least one backend language, often supported by coursework or relevant project experience. Familiarity with frameworks such as React or Angular, backend systems like Node.js or Django, version control (Git), and basic database management is typically expected. Strong problem-solving skills, eagerness to learn, and effective communication help interns stand out in fast-paced development teams. These skills and qualities are essential for contributing to real-world projects, collaborating effectively, and accelerating professional growth in a technical environment.
What are the most commonly searched types of Full Stack Engineer jobs in Wisconsin? The most popular types of Full Stack Engineer jobs in Wisconsin are:
What are popular job titles related to Full Stack Engineer Intern jobs in Wisconsin? For Full Stack Engineer Intern jobs in Wisconsin, the most frequently searched job titles are:
What job categories do people searching Full Stack Engineer Intern jobs in Wisconsin look for? The top searched job categories for Full Stack Engineer Intern jobs in Wisconsin are:
What cities in Wisconsin are hiring for Full Stack Engineer Intern jobs? Cities in Wisconsin with the most Full Stack Engineer Intern job openings:
Full Stack Engineer Intern jobs near you
Infographic showing various Full Stack Engineer Intern job openings in Wisconsin as of July 2026, with employment types broken down into 92% Full Time, 5% Part Time, 1% Temporary, and 2% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.
Full Stack Developer (Angular/NodeJS) - II

Full Stack Developer (Angular/NodeJS) - II

Syms Strategic Group, LLC (SSG)

Madison, WI • On-site

$85K - $116K/yr

Full-time

Posted yesterday

New

Job description

Syms Strategic Group (SSG) is seeking a talented Full Stack Developer (Angular/NodeJS) - II
Location: Remote
Department: Veterans Affairs (VA)
Type: Full Time
Min. Experience: Experienced
Security Clearance Level: Public Trust
Salary Range: $85,389 - $116,975 
Military Veterans are highly encouraged to apply!
 Essential Duties and Responsibilities
  • Build, support, and migrate a cloud-based Web Dashboard application that processes healthcare Electronic Data Interchange (EDI) transactions
  • Design, build, and maintain Representational State Transfer Application Programming Interfaces (RESTful APIs) in Java and/or NodeJS that retrieve, transform, and serve EDI healthcare records
  • Integrate with internal platform APIs, EDI processing pipelines, and data services to deliver live and historical EDI transaction data reliably and performantly
  • Support and contribute to an Angular-based dashboard front-end – consuming APIs, building or maintaining components, and ensuring data is surfaced accurately to business and clinical users
  • Collaborate with back-end C#/.Net and AWS data engineers to define clean API contracts and ensure reliable data delivery across services
  • Write clean, testable, well-documented code and participate actively in code review
  • Perform unit and integration testing across back-end services and API layers
  • Support deployment, monitoring, and performance of back-end services in production on AWS
  • Apply and promote best software engineering practices within an Agile framework
  • Use Git and GitHub for version control, branching, pull requests, and collaborative development  
 Required Skills and Experience
  • Experience with Java and/or NodeJS back-end integration work and Angular front-end User Interface (UI)
  • An understanding of structured healthcare data
  • Proven experience building back-end services that serve structured EDI or healthcare data to front-end application
  • Hands-on Angular experience with the ability to integrate APIs and contribute to front-end components
  • Strong back-end development experience in Java and JavaScript/TypeScript/NodeJS – API design, data transformation, error handling, and performance
  • Experience with Angular or another Modern front-end framework
  • Proven ability to build RESTful APIs that consume and transform structured data (XML, JSON)
  • Working knowledge of Angular, including components, services, and API integration
  • Hands-on Cloud (AWS/Azure) experience, including API Gateway, Lambda, S3, CloudWatch, or related services
  • Proficiency with Git/GitHub, including branching strategies, pull requests, and collaborative workflows
  • Experience with unit and integration testing frameworks (JUnit, Jest, or equivalent)
  • Strong communication skills and an ability to work with stakeholders and cross-functional engineers to define and refine API requirements
  • Experience with Agile methodologies (Scrum and Kanban) and JIRA
  • An ability to work independently and as part of a distributed team
  • Strong attention to detail, especially around data accuracy and fidelity for healthcare records
  • An ability to conduct code reviews and provide constructive feedback
  • U.S. Citizenship required for this position.
Professional CertificationsNone requiredYears of Professional Experience8+ years of software development experience with a strong back-end focus (Java and/or NodeJS)
8+ years of experience designing and consuming RESTful APIs in healthcare or enterprise environmentsDesired experienceElectronic Data Interchange X.12 (EDI) Medical Claims
  • X.12 medical claims (837, 834, 277, etc)
Familiarity with web document submission processes
Experience in a high paced DevOps environment
Front-end development experience
Familiarity with healthcare payer/Pharmacy Benefit Manager (PBM) systems, clearinghouses, or pharmacy operations
Knowledge of HIPAA compliance requirements in API and web applications
Familiarity with accessibility standards (Section 508/WCAG 2.1) for government-facing applications
Experience with containerization (Docker, ECS, EKS)
Familiarity with C#/.Net back-end services for cross-team integration touchpoints
Experience working with remote U.S. based teams (Not Offshore teams)Formal EducationBachelor’s degree in Computer Science, Engineering, or a related technical disciplineCitizenship RequirementU.S. Citizenship required for this specific opportunitySecurity Clearance RequirementsMust possess or qualify for a Public Trust (MBI)CRITICAL NOTES:
  1. SSG will not make assumptions regarding your qualifications. Your answers to the mandatory screening questions must be supported by the information on your resume.  Applications with inconsistencies will not be considered.
  2. Recruiters or Third parties will not be considered.
  3. This is a 100% U.S. based remote position.  However, candidates from CA, CO, IL, MN, NJ, NY, OR, or WA will not be considered.
  4. This is a W-2 position
  5. All interviews will be conducted on Microsoft Teams with your camera on; there will be no exceptions
  6. As part of our screening process, you will be requested to provide a link to your LinkedIn profile

U.S Citizenship is required for this specific opportunity. Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information and be able to obtain a government-granted security clearance. Individuals may also be subject to a background investigation including, but not limited to criminal history, employment and education verification, drug testing, and creditworthiness.
Syms Strategic Group, LLC is an Equal Opportunity Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, marital status, disability, veteran status, sexual orientation, or genetic information.

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