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Javascript Jobs in Lone Tree, CO (NOW HIRING)

Quantix

JavaScript Developer

Denver, CO · On-site

They are seeking a JavaScript Developer to join their team in Denver, who will be responsible for developing high performing front end applications and collaborating within an Agile team.

Esri

Application Developer - JavaScript

Denver, CO

This role focuses on hands-on application development using JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, and modern web application frameworks to test ideas, visualize complex spatial data ...

Quantix

Java / JavaScript Engineer

Lakewood, CO · On-site

$51.75 - $71/hr

  • Medical

  • Retirement

Java / JavaScript Engineer Location: Lakewood, CO Type: Direct Hire Client located in Lakewood, Colorado is seeking a Java / JavaScript Engineer for a direct hire position. This position will ...

Esri

Application Developer - JavaScript

Denver, CO · On-site

$83K - $141K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This role focuses on hands-on application development using JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, and modern web application frameworks to test ideas, visualize complex spatial data ...

Esri

Application Developer - JavaScript

Denver, CO · On-site

$83K - $141K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

This role focuses on hands-on application development using JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, and modern web application frameworks to test ideas, visualize complex spatial data ...

krg technology inc

Test Engineer

Denver, CO · On-site

Company Description Sevagan M sevagan at krgtech com ph-661-367-8000 Extn-513 Manual Testing of Web Service using REST / SOAP Telecom domain with TIBCO, SQL, Mainframe JavaScript / Java / Python - to ...

Baker

Senior Full Stack Developer (Node.js)

Denver, CO · On-site

$100K - $150K/yr

Baker is looking for an experienced full-stack (Javascript) developer to help us continue to grow our product. This person will work directly under the VP of Engineering to own and help move forward ...

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All JobsJavascript JobsJavascript Jobs in Lone Tree, CO

Javascript information

See Lone Tree, CO salary details

$30.2K

$109K

$172.9K

How much do javascript jobs pay per year?

As of Aug 15, 2026, the average yearly pay for javascript in Lone Tree, CO is $109,025.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,500.00 and $130,900.00 per year, depending on experience, location, and employer.

Is JavaScript a good career?

JavaScript is a popular programming language for web development, with strong demand for developers skilled in front-end and back-end frameworks like React and Node.js. It offers opportunities for freelance work, full-time employment, and career growth, often requiring knowledge of related tools, version control, and modern development practices.

What is a JavaScript?

A JavaScript job typically involves developing and maintaining websites and web applications using JavaScript, a widely used programming language for front-end and back-end development. JavaScript developers work with frameworks like React, Angular, or Vue.js for front-end development and Node.js for server-side applications. Responsibilities can include writing clean code, debugging, optimizing performance, and collaborating with designers and other developers. Many JavaScript jobs require knowledge of HTML, CSS, and API integration.

What are the key skills and qualifications needed to thrive in the JavaScript position, and why are they important?

To thrive in a JavaScript developer role, you need a solid understanding of core JavaScript concepts, front-end frameworks like React or Angular, and often a relevant degree or coding bootcamp experience. Familiarity with tools such as Git, npm, and modern development environments, as well as certifications like those from freeCodeCamp or relevant vendor programs, is highly beneficial. Strong problem-solving skills, attention to detail, and effective communication stand out as crucial soft skills. These competencies enable developers to build high-quality web applications, collaborate efficiently, and adapt to evolving technology standards.

What does a JavaScript do?

On a daily basis, JavaScript developers are responsible for writing, testing, and debugging code to create dynamic and responsive web applications. They often collaborate closely with designers, back-end developers, and project managers to ensure seamless integration of features and functionality. Common tasks include code reviews, attending scrum meetings, and staying up-to-date with the latest JavaScript libraries or frameworks. This dynamic environment offers plenty of opportunities to learn and grow, especially as you contribute to diverse projects and cross-functional teams.

What jobs can you get with JavaScript?

JavaScript is used in a variety of roles including front-end developer, back-end developer, full-stack developer, web application developer, and UI/UX developer. These jobs typically require knowledge of frameworks like React, Angular, or Node.js and often involve building interactive websites, web apps, or server-side applications.

Is JavaScript in high demand?

JavaScript is a highly in-demand skill for web developers, as it is essential for creating interactive websites and applications. Many companies seek JavaScript developers with knowledge of frameworks like React or Angular, and demand continues to grow with the expansion of web-based technologies.

What cities near Lone Tree, CO are hiring for Javascript jobs?

Cities near Lone Tree, CO with the most Javascript job openings:

Javascript jobs near you
Infographic showing various Javascript job openings in Lone Tree, CO as of August 2026, with employment types broken down into 1% Internship, 80% Full Time, 5% Part Time, and 14% Contract. Highlights an 76% Physical, 4% Hybrid, and 20% Remote job distribution, with an average salary of $109,025 per year, or $52.4 per hour.

JavaScript Developer

Quantix

Denver, CO • On-site

Full-time

Re-posted 22 days ago

Job description

Job Summary:
Quantix ProTech has been delivering IT resources and solutions since 2002, focusing on integrity and quality. They are seeking a JavaScript Developer to join their team in Denver, who will be responsible for developing high performing front end applications and collaborating within an Agile team.
Responsibilities:
• participate on a team that develops high performing front end applications
• developing from UX style guides and designs
• testing
• solid communication skills are a must for this position
• work in an Agile methodology
Qualifications:
Required:
• JavaScript
• CSS
• Experience with Libraries (JQuery, Angular, Prototype, Backbone, HTML5)
• Working in a Unix environment
• RDBMS, Postgres and Tomcat
• Agile
Preferred:
• Java Web Services (CXF, JAXB)
• REST
• Hadoop
Company:
Quantix is a transportation company that provides transportation, packaging, and supply chain management services. Founded in 1965, the company is headquartered in The Woodlands, USA, with a team of 1001-5000 employees. The company is currently Late Stage.

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