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Senior Mern Stack Developer Jobs in Westminster, MD

Apex Informatics

Senior Front-End Developer

Owings Mills, MD · On-site

$109K - $144K/yr

Senior Front-End Developer (Owings Mills, MD) Top Skills: TypeScript/JavaScript Web Components nice ... The team is made up of full stack engineers working on Front-End Technologies such as Web ...

INDEX ANALYTICS LLC

Junior Full Stack Engineer

Baltimore, MD · On-site +1

  • Medical

  • Retirement

... Full Stack Developer to help us design, develop, and maintain cloud-based web applications across the front end, back end, and database layers. Working with senior engineers and cross-functional ...

Index Analytics

Junior Full Stack Engineer

Baltimore, MD · On-site +1

$77K - $100K/yr

  • Medical

  • Retirement

... Full Stack Developer to help us design, develop, and maintain cloud-based web applications across the front end, back end, and database layers. Working with senior engineers and cross-functional ...

INDEX ANALYTICS LLC

Sr. Full Stack Engineer

Baltimore, MD · Remote

  • Medical

  • Retirement

Position Summary We're looking for a Senior Full Stack Engineer to help build, enhance, and support cloud-based applications and data solutions across the front end, back end, and database layers.

Index Analytics

Sr. Full Stack Engineer

Baltimore, MD · On-site +1

$133K - $183K/yr

  • Medical

  • Retirement

Position Summary We're looking for a Senior Full Stack Engineer to help build, enhance, and support cloud-based applications and data solutions across the front end, back end, and database layers.

INDEX ANALYTICS LLC

Sr. Full Stack Engineer

Baltimore, MD · Remote

  • Medical

  • Retirement

Position Summary We're looking for a Senior Full Stack Engineer to design, develop, and maintain cloud-based web applications across the front end, back end, and database layers. Working closely with ...

Index Analytics

Sr. Full Stack Engineer

Baltimore, MD · On-site +1

$134K - $185K/yr

  • Medical

  • Retirement

Position Summary We're looking for a Senior Full Stack Engineer to design, develop, and maintain cloud-based web applications across the front end, back end, and database layers. Working closely with ...

Apex Informatics

DevOps Engineer

Owings Mills, MD · On-site

The Sr. DevOps Engineer will be responsible for migrating the private cloud Apigee API management ... stacks. Experience developing micro services in both multi-tenant and dedicated micro service ...

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Senior Mern Stack Developer information

See Westminster, MD salary details

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How much do senior mern stack developer jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for senior mern stack developer in Westminster, MD is $56.95, according to ZipRecruiter salary data. Most workers in this role earn between $47.36 and $65.62 per hour, depending on experience, location, and employer.

What is a Senior MERN Stack Developer?

A Senior MERN Stack Developer is an experienced software engineer who specializes in building full-stack web applications using the MERN stack: MongoDB, Express.js, React, and Node.js. They handle both front-end and back-end development, create scalable and efficient applications, and often mentor junior team members. In addition to coding, they may be responsible for designing application architecture, optimizing performance, and ensuring best practices throughout the development process.

How does a Senior MERN Stack Developer typically collaborate with other team members on large-scale projects?

As a Senior MERN Stack Developer, you’ll often work closely with front-end and back-end developers, UI/UX designers, QA engineers, and product managers to deliver robust web applications. Collaboration usually involves participating in code reviews, architectural discussions, sprint planning, and daily stand-up meetings. You may also mentor junior developers, help define best practices, and ensure seamless integration across the MERN (MongoDB, Express, React, Node.js) stack. Effective communication and teamwork are essential, especially when troubleshooting complex issues or deploying new features.

What are the key skills and qualifications needed to thrive as a Senior MERN Stack Developer, and why are they important?

To thrive as a Senior MERN Stack Developer, you need deep expertise in JavaScript, proficiency with MongoDB, Express.js, React.js, and Node.js, and typically a bachelor's degree in computer science or related field. Experience using source control systems like Git, familiarity with cloud platforms (e.g., AWS), and understanding of CI/CD pipelines are highly valued. Strong problem-solving, leadership, and effective communication skills help you guide teams and collaborate with stakeholders. These skills ensure efficient development of scalable web applications and effective team leadership in dynamic tech environments.

Is a Senior MERN Stack Developer full-stack in demand?

A Senior MERN Stack Developer, skilled in MongoDB, Express.js, React, and Node.js, is in high demand due to the popularity of JavaScript-based full-stack development. Companies seek experienced developers for building scalable web applications, and proficiency in these technologies often leads to strong job prospects and competitive salaries.

Is senior MERN stack developer still in demand in 2026?

Senior MERN stack developers remain in demand in 2026 due to the continued growth of web applications and the popularity of JavaScript frameworks. Skills in React, Node.js, and MongoDB are highly valued, especially for roles requiring full-stack expertise and experience with cloud deployment and modern development tools.

What is a typical senior MERN stack developer salary?

A senior MERN stack developer typically earns between $100,000 and $150,000 annually, depending on experience, location, and company size. Strong skills in React, Node.js, MongoDB, and Express are often required, and salaries tend to increase with expertise and certifications.

What are the most commonly searched types of Mern Stack Developer jobs in Westminster, MD?

The most popular types of Mern Stack Developer jobs in Westminster, MD are:

What cities near Westminster, MD are hiring for Senior Mern Stack Developer jobs?

Cities near Westminster, MD with the most Senior Mern Stack Developer job openings:

Senior Mern Stack Developer jobs near you

Sr. Full Stack Developer (React/Node)

International Software Systems, Inc

Owings Mills, MD • On-site

Other

Posted 19 days ago

Job description

Vendor Notes 

We will do only one round of interviews for candidates, all in person. If your candidate can''t come in person, please do not submit them.

Key Required Skills:

Senior full-stack experience with Node.js and React.js; strong UI framework and backend architecture knowledge; skilled with JavaScript frameworks/technologies such as React.js, Express.js; and experienced in building RESTful web services with Node.js.

Position Description:

  • Architect, design, code, and implement next-generation web application using software engineering best practices in the latest technologies: NodeJS, Single Page Application front-end (ReactJS, ReduxJS), NodeJS API Framework (RESTful APIs, Express, Knex), and DevOps (Jenkins, Red Hat OpenShift, Docker, SonarQube, UrbanCode).
  • Provide software expertise in one or more of these areas: Rich Single Page Application modular user interfaces, secure RESTful API micro-services, User Experience (UX) and accessibility (Section 508/WCAG/USDS Web Standards).
  • Investigate and repair application defects regardless of component: front-end, business logic, middleware, or database (PL/SQL and Data Modeling)
  • Brief management, customer, team, or vendors using written or oral skills at appropriate technical level for audience.
  • All other duties as assigned or directed.

    Skills Requirements:

    Foundation for Success (Basic Qualifications)

    • 10+ years of experience in modern software development with a solid understanding of designing, building, deploying, and running applications.
    • Combined experience building web applications with modern technologies (Node, React, Redux, Mobx, Flux, Typescript, Bootstrap).

      Factors To Help You Shine (Required Skills)

      **Selected candidate must be able to obtain and maintain a public trust clearance**
      **Selected candidate must be willing to work on-site in Woodlawn, MD 5 days a week**
      **Master''s and 5+ years of experience, Bachelor''s and 7+ years of experience or 13+ years in lieu of a degree**

      • Extensive senior level full-stack software development experience with Node.js and React.js with detailed understanding of user interface frameworks, back-end software architecture patterns and node module capabilities.
      • Strong experience with JavaScript frameworks/technologies such as React.js, Express.js, Redux or Flux.js.
      • Strong development experience with developing RESTful Web Services using Node.js.
      • Comprehensive knowledge of Scrum and Kanban Agile development process and TDD, BDD, ceremonies including scrums, planning events, backlog grooming, retrospectives and demos.
      • Complex programming, program debugging, data analysis, problem analysis and resolution of issues within open source applications.
      • Strong communication and collaborative skills and the ability translate complex technical details into clear language for non-technical stakeholders
      • Takes accountability for code quality and deliverables produced as part of hands-on software development, including design, development and testing.
      • Expertise in writing complex SQL queries in PostgreSQL and optimizing queries.
      • Experience with working as part of a large team and managing and resolving merge conflicts and working with upstream and downstream dependencies.
      Ability to mentor team members on Node.js and React technologies.

      How To Stand Out From The Crowd (Desired Skills)

      • Experience with HTML/CSS creation and manipulation.
      • Experience with other JavaScript frameworks such as Express, Restify, Hapi, Sails, JOI, Moment, Axios and Knex.
      • Experience with Agility Application Lifecycle Management tool
      • Experience with Jenkins and Continuous Integration.
      • Experience with databases such as PostgreSQL, and search tools such as SOLR.
      • Standards & Protocols knowledge including XML, XSLT, WSDL, JSON.
      • Experience with Testing Tools including Mocha, Chai, Jest, Sinon, Supertest, Enzyme, NYC, Selenium, Load Runner, ESLint.
      • Experience with source code versioning and Pull Requests with Git and Bitbucket.
      • Experience with IDEs such as VS code.
      • Knowledge of SonarCube, Black Duck, Phabricator, Gerritt, Karma, Jasmine
      • Experience with performance tuning and increasing efficiency of a large enterprise system
      • Knowledge of projects using SAFe methodology.
      • Experience with DevOps processes and implementation.
      • Experience with environments utilizing Cloud Technologies such as Amazon Web Services.
      • Experience with NGiNX web server.
      • Experience with message services such as MQLight
      • Experience with caching tools such as Redis or ElastiCache.
      Experience leveraging AI models to quickly generate accurate, high quality code to increase velocity

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