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Junior Mern Stack Developer Jobs in Crofton, MD (NOW HIRING)

Expression

Senior Full Stack Developer

Washington, DC · On-site +1

Expression is seeking a highly skilled and experienced Senior Full Stack Developer with a passion ... Ability to perform thorough code review and mentor junior and mid level developers, supplying them ...

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Junior Mern Stack Developer information

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$24.3K

$90K

$139.1K

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

As of Sep 4, 2026, the average yearly pay for junior mern stack developer in Crofton, MD is $89,982.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,800.00 and $88,000.00 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 job categories do people searching Junior Mern Stack Developer jobs in Crofton, MD look for?

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Junior Mern Stack Developer jobs near you

Full Stack Java Developer with TS/SCI Clearance & Full Scope Polygraph-Onsite in Annapolis Jct, MD

Booker DiMaio, LLC

Annapolis, MD • On-site

$52 - $67/hr

Full-time

Re-posted 19 days ago

Job description

An active Top Secret/SCI Clearance with a Full Scope Polygraph is required.
This job is 100% onsite in Annapolis Junction, MD.
Openings for junior, mid-level and senior level developers.
We have an immediate need for a Full Stack Developer to support Reporting Tool Suite Sustainment efforts. Support will focus on development and sustainment of a tool that tracks, administers, and archives requests for mission-critical published intelligence reports used by the Intelligence Community and partners around the world.
Efforts will include maintenance/sustainment of the existing code base.
Desired Skills:
  • Java 17+
  • Oracle
  • Mongo
  • Spring Boot
  • GWT
  • Angular
  • RESTful web services
  • Understanding, maintaining, and troubleshooting interfaces between multiple applications

Apply