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Javascript Engineer Jobs in Illinois (NOW HIRING)

Syntricate Technologies

Salesforce Developer

Rosemont, IL · On-site

$56 - $74/hr

Position-Salesforce Developer Duration-Contract Location- Rosemont, IL JD " • Good Knowledge in Salesforce Lightning, Apex, Javascript Component Development. • Good Understanding of SFDC ...

Seven Seven Software

.Net Developer

Chicago, IL · On-site

$49.75 - $65.75/hr

Requirement: .Net, C#, jQuery, Javascript, angular, react, ASP .net, .Net Core As a member of our Software Engineering Group, we look first and foremost for people who are passionate around solving ...

Seven Seven Software

.Net Developer

Chicago, IL · On-site

$49.75 - $65.75/hr

Requirement: .Net, C#, jQuery, Javascript, angular, react, ASP .net, .Net Core As a member of our Software Engineering Group, we look first and foremost for people who are passionate around solving ...

Sparktek

SDET Engineer

Chicago, IL · On-site

Software Development Engineer In Test (SDET) 5+ years of experience as SDET Node.js, Java, JavaScript, React Experience with Java, JavaScript, Node.js, React, Intellj. Expert in Unit Testing ...

Knapheide

Software Engineer

Quincy, IL · On-site

... Engineer to join their team ... The position involves developing full-featured software primarily using PHP and JavaScript, and ...

United IT

Snowflake Platform Engineer

Chicago, IL · On-site

Automate platform management using Terraform, Python, JavaScript, and SQL. * Develop Azure DevOps CI/CD pipelines with Terraform. * Ensure cost monitoring, governance, and compliance. * Support ...

Ztek Consulting

React JS Developer

Chicago, IL · On-site

$107.20K - $124.70K/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 ...

Capgemini Engineering

Digital Engineer

Chicago, IL · On-site

$65.20K - $169K/yr

At Capgemini Engineering, the world leader in engineering services, we bring together a global team ... Extend Ignition's out-of-the-box components using JavaScript, CSS, and Python scripting to meet ...

Samprasoft

IT-Sr Software Engineer

Schaumburg, IL · On-site

Full Stack Engineer, Ability to learn, adapt and grow, Business acumen, Time management ... Fluent in CSS (Foundation or Bootstrap), JavaScript, and HTML, with an understanding of CSS ...

Tenpath Solutions

Front End Engineer

Oak Brook, IL · On-site

As a front-end engineer, you will help build the features and visualizations that their r customers ... Qualifications HTML5/CSS3, JavaScript, Backbone, Angular, jQuery. Additional Information NA.

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Javascript Engineer information

See Illinois salary details

$98.8K

$131.3K

$153.1K

How much do javascript engineer jobs pay per year?

As of May 28, 2026, the average yearly pay for javascript engineer in Illinois is $131,325.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,600.00 and $143,900.00 per year, depending on experience, location, and employer.

What Does a Javascript Engineer Do?

As a JavaScript engineer, you develop, improve, and otherwise work with JavaScript software and applications that focus on businesses and individuals. Your duties in this career include writing JavaScript code to produce new functions for computer software and applications, fixing corrupt code that causes website or software malfunctions, and collaborating with other team members with development responsibilities to ensure that coding and programs work together seamlessly. JavaScript engineers need an excellent command of JavaScript language, experience working with computers, and familiarity with other coding languages that coincide with your exact position, such as HTML and CSS if you primarily work with websites.

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

To thrive as a JavaScript Engineer, you need strong proficiency in JavaScript, a good understanding of web development fundamentals, and typically a degree in computer science or related experience. Familiarity with frameworks like React or Angular, version control systems like Git, and tools such as Node.js and npm is essential. Excellent problem-solving abilities, teamwork, and effective communication help you deliver robust solutions and collaborate efficiently. These skills and qualities are crucial for building scalable applications and adapting to evolving technology demands.

What are some common challenges a JavaScript Engineer faces when working on large-scale applications?

One common challenge for JavaScript Engineers working on large-scale applications is maintaining code quality and consistency as the codebase grows. Managing dependencies, ensuring efficient performance, and coordinating with other team members to avoid merge conflicts are daily concerns. Engineers regularly use tools like linters, testing frameworks, and modular architectures (such as micro frontends) to address these issues. Collaboration with backend developers, product managers, and UX designers is also essential to ensure seamless integration and user experience.

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

AspectJavascript EngineerFront-End Developer
Primary FocusDeveloping complex JavaScript applications, optimizing performance, and implementing advanced featuresBuilding and maintaining user interfaces, focusing on design and user experience
Skills & CertificationsJavaScript, frameworks (React, Angular), problem-solving, sometimes backend knowledgeHTML, CSS, JavaScript, UI/UX design, responsive design
Work EnvironmentTech companies, startups, roles involving full-stack or backend integrationWeb development agencies, tech firms, roles focused on UI/UX

While both roles require JavaScript expertise, Javascript Engineers typically focus on building complex applications and optimizing performance, whereas Front-End Developers concentrate on creating engaging user interfaces and ensuring a seamless user experience. The roles often overlap, but the Javascript Engineer's scope is broader in application development and performance tuning.

More about Javascript Engineer jobs
What are the most commonly searched types of Javascript Engineer jobs in Illinois? The most popular types of Javascript Engineer jobs in Illinois are:
What are popular job titles related to Javascript Engineer jobs in Illinois? For Javascript Engineer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Javascript Engineer jobs in Illinois look for? The top searched job categories for Javascript Engineer jobs in Illinois are:
What are popular job titles related to Javascript Engineer jobs in IL? For Javascript Engineer jobs in IL, the most frequently searched job titles are:
Javascript Engineer jobs near you
Infographic showing various Javascript Engineer job openings in Illinois as of May 2026, with employment types broken down into 91% Full Time, 4% Part Time, and 5% Contract. Highlights an 44% Physical, 17% Hybrid, and 39% Remote job distribution, with an average salary of $131,325 per year, or $63.1 per hour.
Developer Angular / Javascript Full-Stack Engineering

Developer Angular / Javascript Full-Stack Engineering

ClifyX

Chicago, IL • On-site

Other

This job post has expired today. Applications are no longer accepted.

Job description

Developer Angular / Javascript Full-Stack Engineering

Experienced UI software developer to lead a team working on implementing the frontend of a complex global identity management system. Responsibilities include working with multiple demanding stakeholders to design a frontend in the CIO ServiceNow platform, building on what the team has already accomplished. Knowledge and experience in an Agile Scrum development environment a must. This role will design, assist product owners with development of user stories, coordinate and oversee the work of the developers, collaborate with the backend Dev Leads and, take on more complex user story development. Expectation is that about 50% of the time would be spent on design and team lead activities, while 50% of the time would be spent on development activities.

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About ClifyX

Sourced by ZipRecruiter

ClifyX is a well-established player in the IT Services sector that specializes in providing result-oriented technological solutions to a wide range of industrial verticals. Based in South Plainfield, New Jersey, ClifyX offers a comprehensive selection of IT services that include project staffing, application development, professional consulting, and other IT-based solutions. While the company's website, clifyx.com, does not divulge the exact founding date, it is clear that ClifyX has grown into a renowned name within their domain, thanks to their unwavering commitment to innovative practices. The company's mission statement revolves around harnessing the power of technology to assist their clientele in steering their respective businesses towards success.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

South Plainfield, NJ, US

Year founded

1998

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