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Javascript Developer Jobs in Illinois (NOW HIRING)

1872 Consulting

JavaScript Developer

Naperville, IL · On-site

Job Summary : 1872 Consulting is looking for a JavaScript developer proficient with React.js. The role focuses on developing user interface components and ensuring the application is robust and easy ...

San Diego SHRM

JavaScript Developer (Remote)

Virginia, IL · On-site

$90 - $118/hr

The JavaScript Developer is responsible for developing, maintaining, and monitoring applications. Tasks/activities include, but are not limited to: * Designs, builds, and maintains efficient and ...

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 · 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 ...

ISHE

JavaScript Developer (Remote)

Virginia, IL · On-site

$90 - $118/hr

The JavaScript Developer is responsible for developing, maintaining, and monitoring applications. Tasks/activities include, but are not limited to: * Designs, builds, and maintains efficient and ...

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

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 ...

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 ...

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 ...

Varsity Tutors

JavaScript Tutor

Dekalb, IL · 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

Buffalo Grove, IL · 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

Skokie, IL · 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 Illinois

Javascript Developer information

See Illinois salary details

$28.6K

$103.3K

$163.8K

How much do javascript developer jobs pay per year?

As of Sep 7, 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.

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 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 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 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.

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.

Is JavaScript in high demand?

JavaScript is a highly in-demand skill for developers, especially those working on web development, front-end frameworks, and full-stack projects. Its widespread use in building interactive websites and applications ensures strong job opportunities for JavaScript developers across various industries.
More about Javascript Developer jobs

What are the most commonly searched types of Javascript Developer jobs in Illinois?

The most popular types of Javascript Developer jobs in Illinois are:

What are popular job titles related to Javascript Developer jobs in Illinois?

For Javascript Developer jobs in Illinois, the most frequently searched job titles are:

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
Infographic showing various Javascript Developer job openings in Illinois as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 74% In-person, and 26% Remote job distribution, with an average salary of $103,282 per year, or $49.7 per hour.

JavaScript Developer

1872 Consulting

Naperville, IL • On-site

Full-time

Re-posted 9 days ago

Job description

Job Summary:
1872 Consulting is looking for a JavaScript developer proficient with React.js. The role focuses on developing user interface components and ensuring the application is robust and easy to maintain while collaborating with the team on different infrastructure layers.
Responsibilities:
• Develop new user-facing features using React.js
• Build reusable components and front-end libraries for future use
• Translate designs and wireframes into high quality code
• Develop handlebars templates for use in our services
Qualifications:
Required:
• Minimum Bachelors of Science in one or more of the following: Engineering, Information Systems/Management, Operations Management/Research, Computer Science, Mathematics, Statistics or related sciences (or commensurate professional experience)
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Experience with popular React.js workflows (such as Flux or Redux)
• Familiarity with newer specifications of EcmaScript
• Experience with data structure libraries (e.g., Immutable.js)
• Familiarity with RESTful APIs
• Familiarity with GraphQL
• Some experience working with SQL databases
• Experience implementing front end grid systems such as Ag-Grid
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools
Preferred:
• Knowledge of OpenFin or Electron is a plus
• Knowledge of Express, Hapi, or similar Node.js frameworks is a plus
Company:
1872 Consulting is a recruitment and IT consulting company. Founded in 1872, the company is headquartered in Chicago, USA, with a team of 11-50 employees. The company is currently Early Stage.
1872 Consulting logo

About 1872 Consulting

Sourced by ZipRecruiter

1872 Consulting, based in Chicago, IL, USA, operates within the IT consulting industry. Armed with a diverse team of experts, the company offers specialized IT consulting services, focusing on modernizing business technologies and driving innovative business strategies. Established in 1872, the company has a rich history marked by its commitment to bridging the gap between businesses and technology. Its mission is to empower organizations to surpass their business goals by providing state-of-the-art IT solutions and service. The company prides itself on its core values of integrity, excellence, and innovation, instilling these principles in every project they undertake.

Industry

It services

Company size

11 - 50 Employees

Headquarters location

Chicago, IL, US

Year founded

2014

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