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Javascript Developer Jobs in Illinois (NOW HIRING)

galaxyitechnologies

Javascript Developer

Chicago, IL · On-site

Javascript Developer CHICAGO IL 24-MONTHS+, OR CTH The position is to maintain and enhance a NodeJS application. The applications has a web frontend and a Web API. The candidate must have at least 4 ...

galaxyitechnologies

Javascript Developer

Chicago, IL

Javascript Developer CHICAGO IL 24-MONTHS+, OR CTH The position is to maintain and enhance a NodeJS application. The applications has a web frontend and a Web API. The candidate must have at least 4 ...

Paradigminfotech

JavaScript engineer

Bloomington, IL · On-site

JavaScript Developer opening in Bloomington, IL for a large national account. The client is seeking a JavaScript Developer with experience on both Client and Server JavaScript, not just a Java ...

Jobsbridge

AngularJS-JavaScript Developer

Chicago, IL · On-site

$56.50 - $69/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. AngularJS & JavaScript Apache Cordova / PhoneGap RESTFul web services ...

Jobsbridge

Front End JavaScript Developer

Chicago, IL · On-site

Working understanding of JavaScript framework such as Angular, Ember or React Experience unit testing JavaScript Experience calling your own or external RESTful APIs such as Google Maps or Spotify ...

Collabera

JavaScript Engineer

Chicago, IL · On-site

Expert in JavaScript programming * Node JS * Amber JS * MVC * It has to be a .NET application and NOT Java application Arun K S Technical Recruiter T: 425 298 1385 Additional Information All your ...

Ztek Consulting

React JS Developer

Chicago, IL

$107K - $124K/yr

We are looking for a great JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js ...

Varsity Tutors

JavaScript Tutor

Skokie, IL · Remote

$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

Dekalb, IL · Remote

$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

Evanston, IL · Remote

$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

Buffalo Grove, IL · Remote

$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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Javascript Developer information

See Illinois salary details

$28.6K

$103.3K

$163.8K

How much do javascript developer jobs pay per year?

As of Jun 17, 2026, the average yearly pay for javascript developer in Illinois is $103,282.00, according to ZipRecruiter salary data. Most workers in this role earn between $64,000.00 and $124,000.00 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.
More about Javascript Developer jobs
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What job categories do people searching Javascript Developer jobs in Illinois look for? The top searched job categories for Javascript Developer jobs in Illinois are:
What cities in Illinois are hiring for Javascript Developer jobs? Cities in Illinois with the most Javascript Developer job openings:
What are popular job titles related to Javascript Developer jobs in IL? For Javascript Developer jobs in IL, the most frequently searched job titles are:
Javascript Developer jobs near you
JavaScript Developer

JavaScript Developer

People, Technology & Processes

Scott Air Force Base, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 6 days ago

Job description

Job Title: Java Script Programmer Job Location: Scott Air Force Base, IL Salary: Competitive, Depends on Qualifications Clearance: Secret Travel: N/A
Purpose
People, Technology and Processes, LLC is seeking a Java Script Programmer to provide non-personal services for knowledge management to include database and system enhancements, administration, integration, operation, and training of Knowledge Management.
Responsibilities include, but are not limited to:
  • Develop, troubleshoot and maintain application code for existing applications on the front-end (TypeScript, ReactJS, HTML, CSS, Sass, AntD, etc.)
  • Collaborate with team in defining architecture; implement data contracts; identify and proactively advise on potential risks to success
  • Design, develop and test new modules throughout their life cycle - Translate design vision provided by the management team
  • Manage application dependencies
  • Develop and maintain regression and unit testing platform
  • Research and recommend changes to management team to improve application and user experience
  • Follow coding conventions, policies and procedures provided

Required Education/Certifications:
  • Bachelor's degree (preferred)

Minimum Required Experience:
  • 4+ years of Frontend development experienc 5+ years of experience with J-Query, JSON, Cascading Style Sheet (CSS), and Hypertext Markup Language (HTML)
  • Solid experience with ReactJs, TypeScript, JavaScript Frameworks, jQuery, YUI, REST and other API services, HTML/CSS, CSS preprocessors (i.e. SASS/SCSS or LESS), Linux.
  • Ability to test and debug websites.
  • Experience architecting and developing large scale frontend design.
  • Learn, understand and use JavaScript\TypeScript, JS frameworks used by the application; contribute to development, troubleshooting and maintenance of custom framework as needed

About the company:
As a Service Disabled, Veteran Owned Small Business (SDVOSB) we are a provider of Information Technology (IT) professional services, software solutions and professional development training. Our core competencies evolved from leveraging IT enablers for knowledge management with an emphasis on Web Based Knowledge Portals and Portal Services, Server/System Services, SharePoint Development and System Administration and SQL Server Services. Our capabilities have expanded to include software development, technical training support and field support services.
Guiding Principles
  • Satisfy the customer - "Exceed expectations"
  • Set the Example - "Be out front"
  • Be Responsive - "Timing is everything"
  • Persevere - "Find a way"

Benefits
PTP offers a comprehensive benefits program:
  • Medical insurance
  • Dental insurance
  • Vision insurance
  • Short-Term Disability
  • Long-Term Disability
  • Supplemental benefits (Cancer & Accident).
  • Employer-sponsored Basic Life Insurance up to $50,000
  • Employer-sponsored Value Adds - FreshBenies
  • 401(k) with matching

Holidays and Annual Leave
  • 11 Paid Holidays
  • 120 hours PTO accrual per year

Apply