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Intern Mern Stack Developer Jobs in New Jersey (NOW HIRING)

ShiftCode Analytics, Inc. is a fintech company seeking a strong, backend-focused MERN Engineer with ... the MERN stack, with a clear preference for backend-heavy development. • Solid hands-on ...

By combining deep expertise, advanced engineering, and patented software, we transform complexity ... Internally, the applications are built on a MERN stack (MongoDB, Express.js, React, Node.js)

MERN

NJ · On-site

Principal Software Engineer (Fullstack Lead/Architect MERN) with Mobile Application Developer and ... As a Principal Full Stack Engineer, you will be responsible for designing and developing web and ...

Lead, Software Engineer - Full Stack

Newark, NJ · Hybrid

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

React,Springboot, Node.js, such as Full / MEAN / MERN stack * Data Store:NoSQL or Relational Data structures; MongoDB BPM tools * Data Streaming:SQS, Kinesis * Application Programming Interfaces (API)

Software Developer Intern

Iselin, NJ · On-site

$19.50 - $25.75/hr

A software developer intern is an entry-level team member, typically a student or recent graduate ... team's tech stack. · Exposure to database systems, APIs, or cloud platforms is a plus. 4. ...

senior .net developer

Jersey City, NJ · On-site

$57.50 - $73/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

NET stack (WISA, WINS) C#, WPF * Recent 1+ years of developing web application in open source stack (MEAN, MERN) * 2+ years of writing code in JS (ES6), JQuery, HTML, CSS, C# * At Least 5+ years of ...

As a Software Engineering Intern at Danaher, you'll work alongside experienced engineers developing ... Contributions to coding forums like Stack Overflow or other collaborative development communities ...

As a Software Engineering Intern at Danaher, you'll work alongside experienced engineers developing ... Contributions to coding forums like Stack Overflow or other collaborative development communities ...

As a Software Engineering Intern at Danaher, you'll work alongside experienced engineers developing ... Contributions to coding forums like Stack Overflow or other collaborative development communities ...

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Showing results 1-20

Intern Mern Stack Developer information

What is an intern MERN stack developer?

Intern MERN Stack Developers are entry-level programmers who assist in building web applications using the MERN stack, which stands for MongoDB, Express.js, React.js, and Node.js. As interns, they work under the guidance of senior developers to gain hands-on experience in designing, developing, and deploying full-stack web applications. Their responsibilities typically include writing code, fixing bugs, collaborating with teams, and learning best practices in software development. This role is ideal for those looking to start a career in web development and gain practical experience with modern JavaScript technologies.

What types of projects and tasks can I expect to work on as an intern MERN stack developer?

As an Intern MERN Stack Developer, you will typically participate in projects that involve building and maintaining web applications using MongoDB, Express.js, React, and Node.js. Your daily tasks may include writing and testing code, fixing bugs, developing new features under the guidance of senior developers, and contributing to team meetings. You'll likely collaborate with designers, backend engineers, and QA testers, gaining exposure to the full software development lifecycle. This hands-on experience is valuable for building your technical skills and understanding industry-standard development workflows.

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

To thrive as an Intern MERN Stack Developer, you need a solid understanding of JavaScript, HTML, CSS, and the core components of the MERN stack: MongoDB, Express.js, React.js, and Node.js, often supported by relevant coursework or self-led projects. Familiarity with version control systems like Git, basic RESTful API development, and optionally cloud platforms or CI/CD tools is valuable. Strong problem-solving skills, eagerness to learn, and effective communication help you collaborate with teams and adapt to new tasks quickly. These skills are crucial for contributing to real-world projects, resolving development challenges, and growing into a proficient full-stack developer.

What is the difference between Intern Mern Stack Developer vs Junior Mern Stack Developer?

AspectIntern Mern Stack DeveloperJunior Mern Stack Developer
Experience LevelEntry-level, internshipEntry to early professional experience
ResponsibilitiesAssisting in development tasks, learning, supporting senior developersDeveloping features, fixing bugs, contributing to projects
Skills & CertificationsBasic knowledge of MERN stack, learning mindsetProficiency in MongoDB, Express.js, React, Node.js, some certifications
Work EnvironmentInternship programs, training-focusedFull or part-time roles in tech teams

The main difference between an Intern Mern Stack Developer and a Junior Mern Stack Developer lies in experience and responsibilities. Interns are typically students or beginners gaining hands-on experience, while Junior developers have some practical skills and contribute more independently. Intern roles focus on learning and support, whereas Junior roles involve active development and problem-solving.

What are the most commonly searched types of Mern Stack Developer jobs in New Jersey?

The most popular types of Mern Stack Developer jobs in New Jersey are:

What job categories do people searching Intern Mern Stack Developer jobs in New Jersey look for?

The top searched job categories for Intern Mern Stack Developer jobs in New Jersey are:

What cities in New Jersey are hiring for Intern Mern Stack Developer jobs?

Cities in New Jersey with the most Intern Mern Stack Developer job openings:

Infographic showing various Intern Mern Stack Developer job openings in New Jersey as of August 2026, with employment types broken down into 14% Internship, 43% Full Time, and 43% Contract. Highlights an 100% In-person job distribution.

Application Developer - MERN Stack

Compunnel

Florham Park, NJ • On-site

Contractor

Posted 29 days ago


Job description

JOB SUMMARY
We are seeking a MERN Stack Developer with experience in building and maintaining web applications using MongoDB, Express.js, React, and Node.js. The ideal candidate will be responsible for developing scalable applications, creating RESTful APIs, integrating front-end and back-end components, and collaborating with cross-functional teams throughout the software development lifecycle.
Key Responsibilities
Design, develop, test, and maintain web applications
Build and integrate APIs and backend services
Troubleshoot and resolve application issues
Collaborate with business and technical teams to deliver high-quality solutions
Participate in code reviews and application enhancements
Required Qualifications
5-8 years of strong experience with MongoDB, Express.js, React, and Node.js
Experience developing RESTful APIs and microservices
Proficiency with JavaScript/TypeScript, HTML, and CSS
Knowledge of Git and Agile development methodologies
Preferred Qualifications
Experience with cloud platforms and CI/CD is a plus

Compunnel logo

About Compunnel

Sourced by ZipRecruiter

Compunnel is a well-known company located in Plainsboro, NJ, US, recognized in the industry of IT Services and Solutions. Established in 1989, Compunnel offers a suite of services that help businesses integrate technology efficiently into their operations, a recognizable name in the IT solutions sphere for over three decades. The company’s service portfolio includes Digital Transformation, Business Intelligence, Cloud Services, Cybersecurity, and Application Modern Services, among others. Guided by its mission "to innovate with industry-leading digital solutions and disruptive tech strategies for unimagining business growth," the company underlines its commitment to offering out-of-the-box solutions to its clients. Remarkable achievements of the company include serving more than 30 Fortune 500 companies and providing job opportunities for over 50,000 individuals.

Industry

It services

Company size

501 - 1,000 Employees

Headquarters location

Plainsboro, NJ, US

Year founded

1994

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