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Javascript Backend Developer Jobs in Illinois (NOW HIRING)

Frontend Developer, Marketing

Effingham, IL · On-site

$95K - $111K/yr

You will collaborate with designers, backend developers, and marketing teams to deliver exceptional ... Proficiency in HTML, CSS, and JavaScript , with experience in modern frameworks like React , Vue.js ...

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Web Development Tutor

Dekalb, IL · Remote

$18 - $40/hr

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Javascript / UI Developers

Chicago, IL · On-site

$51.50 - $67/hr

Angular JS developer Chicago IL HTML5, CSS3, Angular JS, Bootstrap and JQuery developer Expert ... back-end/serverside architectures (web services, databases, J2ee application servers) Ideal ...

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Web Development Tutor

Skokie, IL · Remote

$18 - $40/hr

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

IL · On-site

$110K - $150K/yr

Full Stack Developer (Backend Emphasis) Location: Hybrid, Scott AFB, IL Clearance Level: Secret ... Basic front end technologies for full stack integration, including HTML, CSS, and JavaScript.

Web Development Tutor

Oak Lawn, IL · Remote

$18 - $40/hr

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Web Development Tutor

Wheaton, IL · Remote

$18 - $40/hr

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

IL · On-site

$110K - $150K/yr

NET backend services and RESTful APIs. * Build automated tests for the UI, including unit ... HTML, CSS, JavaScript, and TypeScript. * React.js, React Router, and component-based architecture.

Work with technologies such as Java, Javascript and Typescript, RESTful API integrations ... A degree in Computer Science, Software Engineering, or a related field is preferred. * Strong ...

Senior Backend Engineer

Chicago, IL · On-site

$97K - $195K/yr

Work with technologies such as Java, Javascript and Typescript, RESTful API integrations ... A degree in Computer Science, Software Engineering, or a related field is preferred. * Strong ...

Medline is a growing worldwide organization seeking a Full Stack Developer. The role involves both ... and back-end technologies. • Knowledge of front-end technologies including CSS3, JavaScript ...

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Javascript Backend Developer information

See Illinois salary details

$11

$55

$81

How much do javascript backend developer jobs pay per hour?

As of Jul 8, 2026, the average hourly pay for javascript backend developer in Illinois is $55.95, according to ZipRecruiter salary data. Most workers in this role earn between $45.87 and $66.15 per hour, depending on experience, location, and employer.

Can I learn backend in 3 months?

A JavaScript Backend Developer can acquire foundational backend skills in about three months with focused study, including learning Node.js, databases, and APIs. However, becoming proficient and gaining job-ready experience typically requires ongoing practice and real-world project work beyond this timeframe.

What does a JavaScript Backend Developer do?

A JavaScript Backend Developer is responsible for building and maintaining the server-side logic, databases, and APIs that power web applications. They use JavaScript, often with frameworks like Node.js, to process requests, manage data, and ensure smooth communication between the frontend and backend of an application. Their work ensures that web applications are scalable, secure, and efficient. JavaScript Backend Developers also collaborate with frontend developers and other team members to deliver seamless user experiences.

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

To thrive as a Javascript Backend Developer, you need strong proficiency in JavaScript (especially Node.js), knowledge of backend frameworks, and a solid understanding of databases such as MongoDB or PostgreSQL. Familiarity with development tools like Git, RESTful APIs, Docker, and cloud platforms, as well as relevant certifications, is highly valuable. Excellent problem-solving, teamwork, and communication skills help you collaborate effectively and deliver robust solutions. These abilities are crucial for building scalable, secure, and maintainable backend services that power modern applications.

What is JavaScript salary?

The salary for a JavaScript Backend Developer varies based on experience, location, and company size, but typically ranges from $70,000 to $120,000 annually in many regions. Skilled developers with knowledge of frameworks like Node.js and experience with cloud services tend to earn higher salaries. Entry-level positions may start lower, while senior roles can exceed $150,000.

What are the typical challenges a JavaScript Backend Developer faces when scaling applications for high traffic?

JavaScript Backend Developers, especially those working with Node.js, often encounter challenges related to handling high concurrency, optimizing database queries, and maintaining application performance under heavy load. Ensuring efficient memory management and implementing robust error handling are also critical when scaling. Working closely with DevOps and frontend teams to optimize APIs and monitor system health is essential for delivering reliable, scalable backend solutions.

What is the difference between Javascript Backend Developer vs Javascript Frontend Developer?

AspectJavascript Backend DeveloperJavascript Frontend Developer
Primary FocusServer-side development, APIs, databasesUser interface, client-side interactions
Required SkillsNode.js, databases, server managementHTML, CSS, JavaScript, UI frameworks
Work EnvironmentBack-end servers, cloud platformsWeb browsers, client devices
Common UsageBuilding APIs, server logicDesigning web pages, user experience

The main difference between a Javascript Backend Developer and a Javascript Frontend Developer lies in their focus areas. Backend developers handle server-side logic, databases, and APIs, while frontend developers focus on creating engaging user interfaces and client-side interactions. Both roles require JavaScript skills but apply them in different parts of web development projects.

Is JavaScript good for backend development?

JavaScript is widely used for backend development, especially with environments like Node.js, which allows developers to build scalable server-side applications using the same language as frontend development. It offers a large ecosystem of libraries and frameworks, making it a popular choice for full-stack developers and backend roles requiring proficiency in JavaScript. Knowledge of asynchronous programming and server management is beneficial for backend JavaScript development.

Are JavaScript developers in demand?

JavaScript developers are in high demand due to the widespread use of JavaScript for web development, both on the client and server sides with frameworks like Node.js. Companies seek developers skilled in JavaScript, front-end frameworks, and related tools to build dynamic, responsive applications, making it a valuable skill in the tech industry.
What cities in Illinois are hiring for Javascript Backend Developer jobs? Cities in Illinois with the most Javascript Backend Developer job openings:
Infographic showing various Javascript Backend Developer job openings in Illinois as of July 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 78% Physical, 3% Hybrid, and 19% Remote job distribution, with an average salary of $116,367 per year, or $55.9 per hour.
Frontend Developer, Marketing

Frontend Developer, Marketing

Heartland Dental

Effingham, IL • On-site

$95K - $111K/yr

Full-time

Re-posted 10 days ago


Heartland Dental rating

6.9

Company rating: 6.9 out of 10

Based on 457 frontline employees who took The Breakroom Quiz

441st of 880 rated healthcare providers


Job description

Frontend Developer, Marketing

We are seeking a skilled Frontend Developer with expertise in building and optimizing websites using the Yext platform. The ideal candidate will have a strong foundation in modern frontend development practices and hands-on experience with Yext’s website-building tools, including Yext Pages, to create responsive, high-performing, and SEO-optimized websites. You will collaborate with designers, backend developers, and marketing teams to deliver exceptional digital experiences for our clients.

Heartland Dental is the nation's largest dental support organization, providing non-clinical administrative support services to more than 3,000 supported doctors across 39 states and the District of Columbia in 1,900+ dental offices. Each Heartland Dental supported office is unique to the community and the patients they serve. Supported doctors are the clinical leaders of their practice, retain full clinical autonomy, and establish their own care philosophies. All Heartland Dental supported doctors are united by a common goal: delivering the highest quality dental care and patient experiences.

Below is an overview of the duties and responsibilities you would take on in this role:

  • Develop and maintain responsive, user-friendly websites using the Yext platform, including Yext Pages and related tools.
  • Implement pixel-perfect designs from wireframes or mockups, ensuring cross-browser compatibility and mobile responsiveness.
  • Optimize websites for performance, accessibility, and SEO, leveraging Yext’s built-in features for local search and structured data.
  • Integrate Yext websites with third-party APIs, CMS platforms, and other external systems as needed.
  • Collaborate with UX/UI designers to translate designs into functional frontend code using HTML, CSS, JavaScript, and modern frameworks (e.g., React, Vue.js).
  • Customize Yext templates and components to align with client branding and functional requirements.
  • Troubleshoot and resolve issues related to website functionality, performance, or Yext-specific configurations.
  • Stay up-to-date with Yext platform updates, frontend development trends, and best practices for web performance and accessibility.
  • Work closely with backend developers to ensure seamless integration of frontend code with server-side logic.
  • Participate in code reviews, testing, and deployment processes to ensure high-quality deliverables.

Minimum Requirements

  • Bachelor’s degree in Computer Science, Web Development, or a related field (or equivalent experience).
  • 2+ years of professional frontend development experience, with at least 1 year working with Yext websites or similar platforms.
  • Proficiency in HTML, CSS, and JavaScript, with experience in modern frameworks like React, Vue.js, or similar.
  • Hands-on experience with Yext Pages and familiarity with Yext’s ecosystem (e.g., Knowledge Graph, Listings, Reviews).
  • Strong understanding of responsive design principles, cross-browser compatibility, and web accessibility standards (WCAG).
  • Experience with version control systems (e.g., Git) and modern development workflows.
  • Knowledge of SEO best practices and how to leverage Yext’s tools for local SEO optimization.
  • Familiarity with RESTful APIs and integrating frontend code with backend systems.
  • Strong problem-solving skills and attention to detail.
  • Excellent communication and collaboration skills to work effectively with cross-functional teams.

Desirable Qualifications:

  • Experience with Yext certifications (e.g., Yext Certified Developer or similar).
  • Familiarity with other CMS platforms (e.g., WordPress, Shopify) or headless CMS architectures.
  • Knowledge of modern build tools and workflows (e.g., Webpack, Vite, or similar).
  • Experience with TypeScript or other typed JavaScript variants.
  • Understanding of UX/UI principles and experience collaborating with design teams.
  • Familiarity with analytics tools (e.g., Google Analytics, Yext Analytics) to track website performance.

Physical Requirements:

  • Ability to perform essential duties satisfactorily with or without reasonable accommodation. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential duties of the position
  • Prolonged periods sitting at a desk and working on a computer
  • Must be able to lift up to 15 pounds at times

We put our people first at Heartland Dental, and that shows in our generous benefits package.

Company retains the sole discretion to change the duties of the position at any time.

We provide all employees and applicants for employment the protections of federal, state, and local laws affording equal opportunity in employment.


What Heartland Dental employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


Heartland Dental logo

About Heartland Dental

Sourced by ZipRecruiter

It started with a vision, to establish a dental business by dentists for dentists, so practitioners could focus on what matters most – their patients. When entrepreneur, Dr. Rick Workman, and his team of doctors and leaders created Heartland Dental 25 years ago, they would end up revolutionizing dentistry and helping newer professionals building their dental careers. My Heartland captures the uplifting story of the people who helped the company become what it is today, fueled by Dr. Workman’s ambitious mission to help supported doctors and their teams deliver the highest quality dental care to their communities.

Industry

Outpatient health care

Company size

10,000+ Employees

Headquarters location

Effingham, IL, US

Year founded

1997