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Javascript Developer Jobs in New Jersey (NOW HIRING)

Jobsbridge

JavaScript/HTML Developer

Jersey City, NJ · On-site

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... JavaScript and the latest CSS and HTML standards Experience with rich-client/AJAX JavaScript ...

Novigo Solutions Inc

JavaScript Lead

Whippany, NJ

Strong front-end skills (JavaScript frameworks such as Angular, React & HTML, CSS, Twitter Bootstrap, jQuery, JSON schema validation etc.). Front end build management (gulp, minification ...

Novigo Solutions Inc

JavaScript Lead

Whippany, NJ · On-site

Novigo currently operates from India, US, UAE, Oman, KSA and Singapore. • Strong front-end skills (JavaScript frameworks such as Angular, React & HTML, CSS, Twitter Bootstrap, jQuery, JSON schema ...

Stem Xpert

UI developer

Jersey City, NJ

$52.25 - $67.75/hr

We are looking for very strong JavaScript developer with extensive experience in building frame works and re-usable components, who are self-starters and eager learners. Required Skills Strong ...

kumon

Salesforce Solutions Developer

Rutherford, NJ · On-site

$56.50 - $75/hr

Platform Developer II and JavaScript Developer 1 a plus. * Experience with Service Cloud and Marketing Cloud, including hands-on experience with Agentforce, Einstein AI, or other Salesforce AI ...

kumon

Salesforce Solutions Developer

Rutherford, NJ

$56.50 - $75/hr

Platform Developer II and JavaScript Developer 1 a plus. * Experience with Service Cloud and Marketing Cloud, including hands-on experience with Agentforce, Einstein AI, or other Salesforce AI ...

Kumon

Salesforce Solutions Developer

Rutherford, NJ · On-site

$56.50 - $75/hr

Platform Developer II and JavaScript Developer 1 a plus. * Experience with Service Cloud and Marketing Cloud, including hands-on experience with Agentforce, Einstein AI, or other Salesforce AI ...

kumon

Salesforce Solutions Developer

Rutherford, NJ · On-site

$56.50 - $75/hr

Platform Developer II and JavaScript Developer 1 a plus. * Experience with Service Cloud and Marketing Cloud, including hands-on experience with Agentforce, Einstein AI, or other Salesforce AI ...

kumon

Salesforce Solutions Developer

Rutherford, NJ · On-site

$56.50 - $75/hr

Platform Developer II and JavaScript Developer 1 a plus. * Experience with Service Cloud and Marketing Cloud, including hands-on experience with Agentforce, Einstein AI, or other Salesforce AI ...

US Corp2Corp

.net Developer

Jersey City, NJ · On-site

$50.25 - $66.50/hr

Knowledge of modern JavaScript programming patterns, such as client-side MVC, dynamic resource ... loading, event-driven programming, etc. Exposure to .Net 4.5 Knowledge of Restful, .Net Web API and ...

Varsity Tutors

JavaScript Tutor

Trenton, NJ · Remote

$18 - $40/hr

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 ...

Varsity Tutors

JavaScript Tutor

Paterson, NJ · Remote

$18 - $40/hr

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 ...

Varsity Tutors

JavaScript Tutor

Elizabeth, NJ · Remote

$18 - $40/hr

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 ...

Varsity Tutors

JavaScript Tutor

New Brunswick, NJ · Remote

$18 - $40/hr

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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All JobsJavascript Developer JobsJavascript Developer Jobs in New Jersey

Javascript Developer information

See New Jersey salary details

$29.9K

$108.2K

$171.6K

How much do javascript developer jobs pay per year?

As of Jul 13, 2026, the average yearly pay for javascript developer in New Jersey is $108,207.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,000.00 and $130,000.00 per year, depending on experience, location, and employer.

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.

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.

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.
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Javascript Developer jobs near you
Lead JavaScript Developer

Lead JavaScript Developer

Avani Technology Solutions, Inc.

Whippany, NJ • On-site

Full-time

Re-posted 16 days ago

Job description


  • Strong JavaScript development background with deep knowledge of node.js (v8, v10), Angular (v5, v6), React, html, CSS, JQuery, JSON, schema/validation etc.
  • Solid experience building web applications and APIs
  • Candidate should be able to collaborate with multiple teams and should be able to take ownership of the projects/s in hand
  • Familiarity with writing code based unit tests and npm ecosystem
  • Experience in setting up CI/CD build pipeline
  • Experience creating AWS Lambda functions in node.js and familiarity with AWS services & offerings
  • Knowledge of building server-less apps would be a plus

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