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Javascript Developer Jobs in Maryland (NOW HIRING)

Deep knowledge of JavaScript syntax, DOM manipulation, event handling, asynchronous programming with promises and async/await, ES6+ features, closures, prototypal inheritance, fetch API, and popular ...

Deep knowledge of JavaScript syntax, DOM manipulation, event handling, asynchronous programming with promises and async/await, ES6+ features, closures, prototypal inheritance, fetch API, and popular ...

Deep knowledge of JavaScript syntax, DOM manipulation, event handling, asynchronous programming with promises and async/await, ES6+ features, closures, prototypal inheritance, fetch API, and popular ...

Deep knowledge of JavaScript syntax, DOM manipulation, event handling, asynchronous programming with promises and async/await, ES6+ features, closures, prototypal inheritance, fetch API, and popular ...

Deep knowledge of JavaScript syntax, DOM manipulation, event handling, asynchronous programming with promises and async/await, ES6+ features, closures, prototypal inheritance, fetch API, and popular ...

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Javascript Developer information

See Maryland salary details

$28.6K

$103.4K

$164K

How much do javascript developer jobs pay per year?

As of Jun 16, 2026, the average yearly pay for javascript developer in Maryland is $103,443.00, according to ZipRecruiter salary data. Most workers in this role earn between $64,100.00 and $124,200.00 per year, depending on experience, location, and employer.

Is JavaScript in high demand?

JavaScript is in high demand for web development, as it is a core technology for creating interactive websites and applications. Many companies seek JavaScript developers skilled in frameworks like React or Angular, and the demand is expected to grow with the continued expansion of web-based technologies.

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

To thrive as a JavaScript Developer, you need strong proficiency in JavaScript, HTML, CSS, and a solid understanding of web development principles, often backed by a degree in computer science or comparable experience. Familiarity with frameworks like React or Angular, version control systems like Git, and build tools such as Webpack is typically required. Problem-solving, attention to detail, and effective communication are crucial soft skills for collaborating on projects and resolving technical challenges. These skills and qualities ensure the delivery of robust, maintainable, and efficient web applications that meet user and business needs.

Will AI replace JavaScript developers?

JavaScript developers create and maintain web applications using JavaScript, which requires problem-solving, creativity, and understanding of user needs. While AI tools can assist with coding and automate repetitive tasks, they are unlikely to fully replace developers, as human oversight and expertise are essential for complex project design and debugging. Developers will need to adapt by learning new tools and staying current with evolving technologies.

What Does a JavaScript Developer Do?

As a JavaScript developer, your main responsibilities are to code functional web applications using the JavaScript (JS) programming language and to patch and update application code as needed to optimize functionality. You program front-end code for web applications, collaborate with back-end developers, and use tools like integrated development environments (IDEs), Git, and browser dev tools.

What is the difference between Javascript Developer vs Front-End Developer?

AspectJavascript DeveloperFront-End Developer
Primary FocusWriting and optimizing JavaScript codeDesigning and implementing user interfaces
Required SkillsJavaScript, HTML, CSS, frameworks like React or AngularHTML, CSS, JavaScript, UI/UX design
Work EnvironmentWeb development teams, software companiesWeb design agencies, tech firms, startups

Javascript Developers focus on coding and scripting using JavaScript, while Front-End Developers handle the overall design and user experience of websites. Both roles often overlap, but the Javascript Developer specializes in scripting, whereas the Front-End Developer emphasizes UI/UX design and layout.

How much does a 3 JS developer make in the US?

A JavaScript developer with three years of experience typically earns between $70,000 and $110,000 annually in the US, depending on location, skills, and company size. Salaries can vary based on expertise with frameworks like React or Node.js and the complexity of projects handled.

What does a JavaScript Developer do?

A JavaScript Developer is responsible for designing, developing, and maintaining web applications using the JavaScript programming language. They typically work on both the front-end (user interface) and sometimes the back-end (server-side) of web projects, creating interactive features, optimizing performance, and ensuring cross-browser compatibility. Their role often involves collaborating with designers and other developers to deliver a seamless user experience.

What are some common challenges faced by JavaScript Developers when working on large-scale applications?

JavaScript Developers working on large-scale applications often encounter challenges such as maintaining code readability, managing dependencies, and ensuring performance optimization. As projects grow, it becomes essential to implement best practices like modularization, code reviews, and thorough testing to prevent bugs and technical debt. Collaboration with backend developers, designers, and QA testers is frequent, requiring clear communication and an agile mindset to deliver features efficiently and address issues as they arise.

Is JavaScript still used in 2026?

JavaScript remains a fundamental programming language for web development in 2026, widely used for creating interactive websites and applications. JavaScript developers continue to work with frameworks like React, Angular, and Vue, and proficiency in these tools is valuable for the role.
What are the most commonly searched types of Javascript Developer jobs in Maryland? The most popular types of Javascript Developer jobs in Maryland are:
What cities in Maryland are hiring for Javascript Developer jobs? Cities in Maryland with the most Javascript Developer job openings:
Software Engineer, Classification Systems (JavaScript) with Security Clearance

Software Engineer, Classification Systems (JavaScript) with Security Clearance

CACI

Elkridge, MD

$79K - $162K/yr

Other

Medical, Retirement, PTO

Posted 4 days ago


Job description

Job Title: Software Engineer, Classification Systems (JavaScript) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity
Join CACI as part of the MWIII Bridge program supporting Identity, Credential, and Access Management (ICAM) capabilities across the enterprise and stand-alone deployments within the Intelligence Community. Based in Hanover, MD, this mission-driven work spans program management, software development, systems engineering, testing, integration, migration, documentation, and release management. As a Software Engineer on the ClassifyIT team, you will help enhance and extend classification-marking tools that support both existing mission systems and emerging M365-based applications. You'll contribute to full-lifecycle development and collaborate with a talented team focused on delivering secure, policy-driven software across multiple fabrics. Responsibilities * Design, develop, test, and document software capabilities that support classification marking and access-control validation.
* Extend and customize tools for classification string validation, comparison, and enforcement.
* Work with a team of developers to implement new features for current and M365-based classification tools.
* Participate fully in requirements elicitation, technical discussions, and decision-making throughout the software lifecycle.
* Collaborate closely in an established team environment and work directly with customers when needed
* Contribute to the creation and execution of functional tests, unit tests, and code reviews.
* Troubleshoot issues and support continuous improvement of development processes and coding standards. Qualifications Required * TS/SCI clearance with polygraph
* Bachelor's degree in Computer Engineering, Computer Science, or related field (or 4 years of additional software engineering experience in lieu of degree, totaling 7 years)
* 3+ years of software engineering experience
* Strong working knowledge of JavaScript/DOM, TypeScript, Node.js/npm
* Experience with AWS services and dashboards
* Hands-on experience using Docker (including converting applications to Docker images)
* Experience with Git (command line), GitLab CI, and GitLab pipelines
* Familiarity with Jest and Cypress
* Experience developing unit and functional tests
* Experience conducting code reviews
* Ability to work directly with customers and within established team processes
* Strong troubleshooting skills
* Ability to follow coding standards and team policies Desired * Experience gathering, analyzing, and capturing customer requirements
* Ability to contribute to requirements for new features and defect fixes
* Experience creating and expanding unit tests
* Knowledge of the Microsoft Office JavaScript API
* Ability to triage, track, and respond to user questions and issues
* Experience testing new software releases and merge requests
* Experience collaborating with developers, contractors, and Government stakeholders
* Ability to contribute to high-level documentation and user guides
* Strong time-management skills - What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. The proposed salary range for this position is: $79,400 - $162,700 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.