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

Cymertek

Full Stack Software Engineer

Aurora, CO · On-site

... Back End Developer, Front End Developer, Software Engineer, Full Stack Engineer, Systems Developer, Cloud Developer, JavaScript Developer, .NET Developer, API Developer, Platform Engineer, ect.

Cymertek

Full Stack Software Engineer

Aurora, CO · On-site

... Back End Developer, Front End Developer, Software Engineer, Full Stack Engineer, Systems Developer, Cloud Developer, JavaScript Developer, .NET Developer, API Developer, Platform Engineer, ect.

Smartwork IT Services

IOS Developer

Denver, CO · On-site

$53.25 - $73.25/hr

Role: IOS Developer + Node.js Location: Denver, CO / Nashville, TN (Hybrid) Duration : Long Term ... Backend Development (6+ years): * Proficiency in Node.js with TypeScript/JavaScript (ES2019+

InstantServe LLC

Java Developer

Denver, CO · On-site

$52.50 - $68/hr

Support web applications utilizing Thymeleaf, HTML, CSS, and JavaScript . * Work with AWS cloud ... backend development, lightweight front-end work, cloud deployments, and DevOps workflows.

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 ...

Placed

Senior Full Stack Engineer

Aurora, CO · Hybrid

$55/hr

... modern JavaScript frameworks. * Ensure seamless integration between frontend UI and backend ... Cloud & DevOps: Docker, Kubernetes, CI/CD pipelines, and AWS or Azure Qualifications * Bachelor ...

Smartwork IT Services

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 ...

Stefanini Group

TypeScript Developer

Denver, CO

$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 ...

Stefanini Group

TypeScript Developer

Denver, CO

$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 ...

Stefanini Group

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 ...

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 ...

Stefanini Group

TypeScript Developer

Denver, CO · On-site

$60 - $62/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 ...

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Showing results 1-20

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 Jul 4, 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 $70.24 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 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 June 2026, with employment types broken down into 92% Full Time, 5% Part Time, and 3% Contract. Highlights an 82% Physical, 4% Hybrid, and 14% Remote job distribution, with an average salary of $123,590 per year, or $59.4 per hour.
Full Stack Software Engineer

Full Stack Software Engineer

Cymertek

Aurora, CO • On-site

Other

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Full Stack Software Engineer
LOCATIONAurora, CO 80014
CLEARANCETS/SCI Full Poly (Please note this position requires full U.S. Citizenship)
KEY SUMMARYWe are looking for a highly skilled Full Stack Software Engineer to join our team and contribute to the development of cutting-edge applications. In this role, you will work across the entire software development lifecycle, from designing user interfaces to implementing back-end functionality. You will collaborate with cross-functional teams to create innovative solutions, ensure high performance, and optimize applications for scalability and security. This position offers the opportunity to work with modern technologies in a fast-paced environment, allowing you to directly impact the success of our projects. If you're a problem-solver with a passion for building robust, efficient software, we'd love to have you on board.

*** Please note that our job openings are dynamic and can open or close quickly (much faster than we can publish). If you do not see an opening you are looking for, know that we see almost all types of positons. We strive to keep our listings up to date, but please consider submitting your current resume. Our team will work with you to identify the most recent opportunities that align with your skillset and career goals. We look forward to you joining our family. ***

SIMILAR CAREER TITLESSoftware Developer, Full Stack Developer, Web Developer, Application Developer, Back End Developer, Front End Developer, Software Engineer, Full Stack Engineer, Systems Developer, Cloud Developer, JavaScript Developer, .NET Developer, API Developer, Platform Engineer, ect.
DEGREE (Level Desired)Bachelor's DegreeDEGREE (Focus)Computer Science, Software Engineering, Information Technology, Web Development, Computer Engineering, Data Science, Information Systems, Cloud Computing, Cybersecurity, Applied Mathematics, Software Development, Systems Engineering, ect.ALTERNATE EXPERIENCEGeneral comment on degrees: Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some contracts give 4-5 years experience credit for a Bachelor's Degree. Some contracts give 2 years experience credit for a Master's Degree. We will work with you to find the right fit.
POSITION RESPONSIBILITIES
  • Develop and maintain full-stack applications
  • Collaborate with teams to define and implement features
  • Design and optimize scalable, high-performance systems
  • Ensure cross-browser compatibility
  • Conduct code reviews and maintain coding standards
  • Integrate third-party services and APIs
REQUIRED SKILLS
  • Proficiency in JavaScript (React, Angular, Vue)
  • Experience with back-end technologies (C#, Node.js, etc.)
  • Strong understanding of RESTful APIs
  • Knowledge of SQL and NoSQL databases
  • Experience with cloud platforms (AWS, Azure)
  • Familiarity with version control systems (Git)
DESIRED SKILLS
  • Experience with TypeScript
  • Familiarity with GraphQL
  • Knowledge of serverless architectures
  • Experience with containerization (Docker, Kubernetes)
  • Familiarity with microservices architecture
  • Understanding of CI/CD pipelines and tools
PLUG IN to CYMERTEK - And design your future...
YOUR FOREVER CAREER STARTS HERE

Are you looking for more than just a job? Join a company where employees are treated like family, and your career is built to last. We are a growing small business and a trusted federal contractor offering full scope consulting services in information technology, cybersecurity, and analyst workforce development.

At our company, you come first. We're committed to creating an environment where you'll thrive professionally and personally. We provide meaningful, challenging work using cutting-edge technologies while investing in your growth and success. With direct access to company leadership, a laid-back and inclusive atmosphere, and exceptional work-life balance, you'll feel valued every day.

We also believe in taking care of our family - both yours and ours. Our benefits are phenomenal, family-friendly, and designed with your well-being in mind. From employee and family events to career-long support, we create a community you'll never want to leave.

Ready to make your next move the best one? Join us and experience the difference.

BENEFITS
  • Excellent Salaries
  • Flexible Work Schedule
  • Cafeteria Style Benefits
  • 10% - 401k Matching (Vested Immediately)
  • Additional 401k Profit Sharing
  • 30 days Paid Leave/Holiday (No Use or Lose!)
  • The day off for your birthday
  • Medical/Dental/Vision - 100% employee coverage.($1200 allowance - or a bonus)
  • HSA/FSA
  • AFLAC
  • Long Term/Short Term Disability - 100% employee coverage. No cost to you.
  • Life Insurance - 100% employee coverage. No cost to you.
  • Additional Discretionary Life Insurance
  • Paid Training
  • No long, wordy reviews with tons of paperwork!!!
  • Referral bonus program with recurring annual payments
HOW TO APPLY

Email us at jobs@cymertek.com or apply today: www.cymertek.com

Want to see what our employees think? Click here .

EQUAL OPPORTUNITY EMPLOYER STATEMENT

Cymertek is proud to be an Equal Opportunity Employer committed to fostering an inclusive and diverse workplace. We embrace and celebrate differences in our employees, recognizing that a diverse workforce enhances our creativity, innovation, and overall success. At Cymertek, employment decisions are made based on merit, qualifications, and business needs without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other characteristic protected by applicable laws. We believe in creating an environment where all individuals are treated with respect and dignity, and where opportunities for professional growth and advancement are accessible to everyone, regardless of background or identity.

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