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Junior Mern Stack Developer Jobs in Pennsylvania

MERN Developer at Test

Indiana, PA · On-site

$75 - $85/hr

MERN Developer Location: Indiana Job Type: Full-time About the Role We are seeking an experienced ... the MERN stack. Responsibilities * Design, develop, and deploy web applications using MongoDB ...

New

... a Software Developer, Software Engineer or similar role * 5+ years of MERN stack experience * 2+ years of OOP language like Java, C# etc. * Familiarity with Agile development methodologies

New

Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Java Full Stack Developer Location: Pittsburgh Position Type: Contract Duration: 6 / 12 Month Work ... junior team members High level of accountability and commitment Good to have/ Developmental ...

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Junior Mern Stack Developer information

See Pennsylvania salary details

$24.1K

$89.2K

$137.8K

How much do junior mern stack developer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for junior mern stack developer in Pennsylvania is $89,189.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,200.00 and $87,200.00 per year, depending on experience, location, and employer.

What is a junior MERN Stack Developer?

A Junior MERN Stack Developer is an entry-level software developer who specializes in building web applications using the MERN stack, which consists of MongoDB, Express.js, React, and Node.js. They assist in developing, testing, and maintaining both front-end and back-end components of web applications. Typical responsibilities include writing clean code, fixing bugs, collaborating with senior developers, and integrating APIs. Strong foundational knowledge of JavaScript, database management, and version control (e.g., Git) is essential. This role is ideal for individuals looking to gain hands-on experience and grow their skills in full-stack development.

What kind of projects or tasks might a junior MERN Stack Developer typically work on?

As a Junior MERN Stack Developer, you will often be involved in building and maintaining web applications, implementing new features, and fixing bugs within the application stack. Your day-to-day work may include writing code for both front-end (using React.js) and back-end (using Node.js and Express), working with databases like MongoDB, and collaborating closely with other developers, designers, and project managers. You may also be asked to participate in code reviews, contribute to team discussions on architecture or user experience, and learn best practices for scalable and maintainable code. This hands-on experience helps you develop your technical skills and prepares you for more advanced responsibilities as your career progresses.

What are the key skills and qualifications needed to thrive in the junior MERN Stack Developer position, and why are they important?

To thrive as a Junior MERN Stack Developer, you need a solid understanding of JavaScript, React.js, Node.js, Express, and MongoDB, typically supported by a relevant degree or coding bootcamp. Familiarity with version control systems like Git, Agile development practices, and basic knowledge of RESTful APIs are highly valued, while certifications in web development can enhance your candidacy. Strong problem-solving abilities, good communication skills, and a willingness to learn enable effective collaboration and growth in this role. These skills and qualities are essential for building efficient web applications and contributing successfully to dynamic development teams.

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

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

What cities in Pennsylvania are hiring for Junior Mern Stack Developer jobs?

Cities in Pennsylvania with the most Junior Mern Stack Developer job openings:

Infographic showing various Junior Mern Stack Developer job openings in Pennsylvania as of August 2026, with employment types broken down into 84% Full Time, 11% Part Time, 4% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $89,189 per year, or $42.9 per hour.

MERN Developer at Test

Allps GmbH

Indiana, PA • On-site

$75 - $85/hr

Other

Posted yesterday

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Job description

Job Title: MERN Developer

Location: Indiana

Job Type: Full-time

About the Role

We are seeking an experienced MERN Developer with a strong background in MongoDB, Express, HTML, and CSS. The ideal candidate will have a minimum of 2.0 years of experience in developing scalable and efficient web applications using the MERN stack.

Responsibilities
  • Design, develop, and deploy web applications using MongoDB, Express, and Node.js
  • Write clean, efficient, and well-documented code
  • Collaborate with the development team to identify and prioritize project requirements
  • Develop and maintain high-quality front-end code using HTML, CSS, and JavaScript
  • Troubleshoot and resolve technical issues in a timely and effective manner
Preferred Qualifications
  • Experience with Bootstrap is a plus
  • Knowledge of Docker and containerization is an advantage
  • Strong understanding of web development principles, including responsiveness and accessibility
Requirements
  • 2.0+ years of experience in MERN development
  • Strong proficiency in MongoDB, Express, HTML, and CSS
  • Excellent communication and teamwork skills
  • Ability to work in a fast-paced environment and meet deadlines
What We Offer
  • Opportunity to work on challenging and exciting projects
  • Collaborative and dynamic work environment
  • Professional development and growth opportunities

If you are a motivated and skilled MERN Developer looking to join a team of like-minded professionals, we encourage you to apply for this exciting opportunity.

Mandatory Skills
  • MongoDB
  • CSS
  • Express
  • HTML
  • ReACT.JS
Good To Have Skills
  • Bootstrap
  • Docker
Languages
  • Italiano
  • English
  • Francais
  • Espanol
Work Permit

Work Permit

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