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Javascript Backend Developer Jobs in Denver, CO (NOW HIRING)

SWITS DIGITAL Private Limited

IOS Developer

Denver, CO · On-site

$53.25 - $73.25/hr

Integrate iOS apps with backend services, APIs, and third-party libraries. * Implement data ... JavaScript). * Implement strong API design patterns with focus on performance, reliability ...

Stefanini

TypeScript Developer

Denver, CO · On-site

$56.25 - $69/hr

Stefanini Group is looking for TypeScript Developer for a globally recognized company! For ... JavaScript (ES6+). o Experience with front-end frameworks like React, or Vue.js. o Strong back-end ...

Cymertek Corporation

Full Stack Developer

Aurora, CO · On-site

... CSS, JavaScript expertise • Proficiency in frameworks (e.g., React, Angular) • Back-end ... DevOps practices • Experience with CI/CD pipelines • Understanding of Agile methodologies • ...

Cymertek Corporation

Full Stack Developer

Aurora, CO · On-site

... CSS, JavaScript expertise • Proficiency in frameworks (e.g., React, Angular) • Back-end ... DevOps practices • Experience with CI/CD pipelines • Understanding of Agile methodologies • ...

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 ... Work with various teams to integrate backend systems with current and future product offerings ...

Cymertek Corporation

Full Stack Developer

Aurora, CO · On-site

... CSS, JavaScript expertise • Proficiency in frameworks (e.g., React, Angular) • Back-end ... DevOps practices • Experience with CI/CD pipelines • Understanding of Agile methodologies • ...

Baker

Senior Full Stack Developer (Node.js)

Denver, CO

$100K - $150K/yr

Baker is looking for an experienced full-stack (Javascript) developer to help us continue to grow ... Work with various teams to integrate backend systems with current and future product offerings ...

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All JobsJavascript Backend Developer JobsJavascript Backend Developer Jobs in Denver, CO

Javascript Backend Developer information

See Denver, CO salary details

$12

$59

$86

How much do javascript backend developer jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for javascript backend developer in Denver, CO is $59.42, according to ZipRecruiter salary data. Most workers in this role earn between $48.75 and $70.29 per hour, depending on experience, location, and employer.

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 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.

What are popular job titles related to Javascript Backend Developer jobs in Denver, CO?

For Javascript Backend Developer jobs in Denver, CO, the most frequently searched job titles are:

What job categories do people searching Javascript Backend Developer jobs in Denver, CO look for?

The top searched job categories for Javascript Backend Developer jobs in Denver, CO are:

Javascript Backend Developer jobs near you
Infographic showing various Javascript Backend Developer job openings in Denver, CO as of August 2026, with employment types broken down into 91% Full Time, and 9% Contract. Highlights an 72% In-person, 9% Hybrid, and 19% Remote job distribution, with an average salary of $123,602 per year, or $59.4 per hour.

Typescript Developer

HCL Global Systems Inc

Denver, CO • On-site

Full-time

Re-posted 15 days ago

Job description

Job Summary:
HCL Global Systems Inc is seeking a Typescript Developer to join their team in Denver, CO. The role involves designing and building microservices-based architectures and requires expertise in TypeScript, JavaScript, and various front-end and back-end frameworks.
Responsibilities:
• Process Flows
• Mentor and Knowledge transfer to client project team members
• Participate as primary, co and/or contributing author on any and all project deliverables associated with their assigned areas of responsibility
• Participate in data conversion and data maintenance
• Provide best practice and industry specific solutions
• Advise on and provide alternative (out of the box) solutions
• Provide thought leadership as well as hands on technical configuration/development as needed.
• Participate as a team member of the team
• Perform other duties as assigned.
Qualifications:
Required:
• Expert-level proficiency in TypeScript and JavaScript (ES6+)
• Experience with front-end frameworks like React, or Vue.js
• Strong back-end development experience using Node.js and TypeScript
• Proven expertise in designing and building microservices-based architectures
• Solid understanding of serverless architecture and AWS services
• Proficiency with RESTful APIs, GraphQL, and OpenAPI specifications
• Experience with cloud infrastructure tools like Docker, Kubernetes
• Ability to work in client offices in Denver, CO 5 days/wk
Company:
HCL Global Systems is a staffing and recruiting company providing consulting and business solutions. Founded in 2005, the company is headquartered in Farmington Hills, USA, with a team of 1001-5000 employees. The company is currently Late Stage.
HCL Global Systems logo

About HCL Global Systems

Sourced by ZipRecruiter

HCL Global Systems is One of the Best IT Consulting Firm specialized in Application Development, Quality Testing, IT Courses Training, Staffing and Recruitment services. With wide range of experience, We are confident in our ability to help our Customers grow and improve their businesses. More than likely, regardless of the nature and scope of the problem, Our dedicated Team of Professionals can help you to achieve a cost effective business solution.

Industry

It services

Company size

1,001 - 5,000 Employees

Headquarters location

Farmington Hills, MI, US

Year founded

2005

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