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Javascript Engineer Jobs in Colorado (NOW HIRING)

Eliassen Group

Front-End Engineer II

Almont, CO · Remote

$110K - $120K/yr

The engineer will mentor associate engineers and interns, work within a scrum team, and apply ... Maintain and extend JavaScript code and legacy plugins. * Validate and test for Section 508 ...

New

Rubix Recruiting

Software Engineer

Denver, CO · On-site

Java Engineer We are a growing software company that develops progressive software. This software ... JavaScript Experience including JQuery * JavaScript frameworks such as React or AngularJS * Logic ...

Cymertek

Full Stack Developer

Aurora, CO · On-site

SIMILAR CAREER TITLES Software Engineer, Backend Developer, Frontend Developer, Web Developer, Application Developer, DevOps Engineer, JavaScript Developer, Mobile Developer, Site Reliability ...

Checkr

Backend Software Engineer II

Denver, CO · On-site

You will work in a collection of small services built on Ruby and Javascript, with both SQL and NoSQL databases, as well as message queues for asynchronous tasks. Checkr was founded by engineers for ...

Cymertek

Full Stack Developer

Aurora, CO

SIMILAR CAREER TITLESSoftware Engineer, Backend Developer, Frontend Developer, Web Developer, Application Developer, DevOps Engineer, JavaScript Developer, Mobile Developer, Site Reliability Engineer ...

Sovrn

Staff Engineer (AdTech)

Boulder, CO · On-site

As a Staff Engineer you will be part of our AdTech team as the 'go-to' with the capabilities of ... Deep understanding of pure Javascript * PHP Our Tech Stack * Ad Servers powered by Java, Jetty ...

Sovrn

Staff Engineer (AdTech)

Boulder, CO · On-site +1

As a Staff Engineer you will be part of our AdTech team as the 'go-to' with the capabilities of ... Deep understanding of pure Javascript * PHP Our Tech Stack * Ad Servers powered by Java, Jetty ...

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Javascript Engineer information

See Colorado salary details

$107.3K

$142.5K

$166.1K

How much do javascript engineer jobs pay per year?

As of May 30, 2026, the average yearly pay for javascript engineer in Colorado is $142,504.00, according to ZipRecruiter salary data. Most workers in this role earn between $132,000.00 and $156,200.00 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 Colorado? The most popular types of Javascript Engineer jobs in Colorado are:
What are popular job titles related to Javascript Engineer jobs in Colorado? For Javascript Engineer jobs in Colorado, the most frequently searched job titles are:
What job categories do people searching Javascript Engineer jobs in Colorado look for? The top searched job categories for Javascript Engineer jobs in Colorado are:
What are popular job titles related to Javascript Engineer jobs in CO? For Javascript Engineer jobs in CO, the most frequently searched job titles are:
Javascript Engineer jobs near you
Infographic showing various Javascript Engineer job openings in Colorado as of May 2026, with employment types broken down into 91% Full Time, 4% Part Time, and 5% Contract. Highlights an 44% Physical, 16% Hybrid, and 40% Remote job distribution, with an average salary of $142,504 per year, or $68.5 per hour.
Front End GUI Developer / Software Engineer

Front End GUI Developer / Software Engineer

Cymertek

Aurora, CO

$106K - $123.30K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 20 days ago

Job description

Front End GUI Developer / Software Engineer
LOCATIONAurora, CO 80014
CLEARANCETS/SCI Full Poly (Please note this position requires full U.S. Citizenship)
KEY SUMMARYWe are seeking a creative and detail-oriented Front End GUI Developer / Software Engineer to join our innovative team. In this role, you will design and develop intuitive, responsive user interfaces that deliver seamless user experiences. Collaborating closely with designers, backend developers, and stakeholders, you will transform concepts into functional and visually engaging web or application interfaces. If you have a passion for crafting beautiful and efficient GUIs, staying up-to-date with modern front-end technologies, and solving complex challenges through innovative solutions, we would love to hear from you!

*** 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 TITLESFront End Developer, UI Developer, Front End Software Engineer, Web Developer, Application Developer, UX Developer, JavaScript Developer, React Developer, Angular Developer, Full Stack Developer, Mobile App Developer, GUI Engineer, Front End Architect, Interactive Developer, ect.
DEGREE (Level Desired)Bachelor's DegreeDEGREE (Focus)Computer Science, Software Engineering, Information Technology, Web Development, Human-Computer Interaction, Graphic Design, Digital Media, User Experience Design, Computer Engineering, Interactive Media, Multimedia Design, Information Systems, Game Design, 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 user interfaces
  • Collaborate with design teams to implement UI/UX
  • Optimize application performance
  • Ensure cross-browser and cross-device compatibility
  • Write clean, reusable, and efficient code
  • Conduct unit testing and debugging of interfaces
REQUIRED SKILLS
  • Proficiency in HTML, CSS, and JavaScript
  • Familiarity with front-end frameworks (e.g., React, Angular, Vue)
  • Experience with version control systems (e.g., Git)
  • Knowledge of responsive design principles
  • Understanding of RESTful APIs
  • Ability to integrate with back-end services
DESIRED SKILLS
  • Experience with animation libraries (e.g., GSAP, Three.js)
  • Knowledge of accessibility standards and practices
  • Familiarity with Agile development methodologies
  • Understanding of design systems and style guides
  • Ability to create wireframes and prototypes
  • Experience with CSS preprocessors (e.g., Sass, LESS)
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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