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Frontend Developer Jobs in Boulder, CO (NOW HIRING)

Junior Front-End Developer

Westminster, CO · On-site

$105K - $122K/yr

Parsons is seeking a Junior Front End Developer, AI Applications to join our team in the Denver office . This onsite role is ideal for an early-career developer who is passionate about building ...

Front End PHP Developer

Denver, CO · Remote

$106K - $123K/yr

Good initiative, good team player and communicator to work alongside the current Front End Developer that needs help to divide the work so deliverable deadlines can be met. Will be ideal if they have ...

As a Frontend Engineer, you will work on refining the UI of Cockpit, the satellite operations software, and develop web applications while collaborating with the Frontend Engineering team and the ...

Principal Frontend Engineer

Denver, CO · On-site

$110K - $165K/yr

About the Role We're looking for a Principal Frontend Engineer to help build and shape the user-facing side of our products. You'll bring deep expertise in modern frontend development, a strong ...

Senior Front-End Engineer

Longmont, CO · On-site

$121K - $166K/yr

THE OPPORTUNITY We're looking for a Senior Front-End Engineer to take ownership of our front-end platform and to multiply the team's output by being thoughtful, opinionated, and AI-fluent in how that ...

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Frontend Developer information

See Boulder, CO salary details

$44.1K

$114.5K

$161.3K

How much do frontend developer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for frontend developer in Boulder, CO is $114,509.00, according to ZipRecruiter salary data. Most workers in this role earn between $107,900.00 and $125,500.00 per year, depending on experience, location, and employer.

What is a frontend developer?

Frontend Developers are professionals who design and build the user-facing parts of websites and web applications. They use technologies like HTML, CSS, and JavaScript to create interactive and visually appealing interfaces that users interact with directly in their browsers. Frontend Developers work closely with designers and backend developers to ensure a seamless and responsive user experience across different devices and platforms. Their role often includes optimizing website performance, ensuring accessibility, and maintaining code quality.

What is the difference between Frontend Developer vs Web Designer?

AspectFrontend DeveloperWeb Designer
Primary FocusBuilding and coding website interfaces using HTML, CSS, JavaScriptDesigning visual layout, user experience, and aesthetics
Skills & CertificationsHTML, CSS, JavaScript, frameworks, coding skillsDesign tools (Photoshop, Sketch), UX/UI principles
Work EnvironmentCollaborates with developers and backend teams in tech settingsWorks with clients, marketing teams, and creative departments
Industry UsageWeb development companies, tech firms, startupsDesign agencies, marketing firms, freelance projects

While both roles contribute to website creation, a Frontend Developer focuses on coding and implementing interactive features, whereas a Web Designer emphasizes visual design and user experience. Understanding these differences helps in choosing the right career path or job search focus.

How do frontend developers collaborate with designers and backend teams during a project?

Frontend Developers regularly work closely with UX/UI designers to ensure that visual elements are accurately translated into interactive web pages and applications. They also coordinate with backend developers to integrate APIs and manage data flow between the server and the user interface. Regular meetings, code reviews, and collaborative tools like version control systems help streamline communication and maintain consistency across the project. This teamwork is essential to deliver a cohesive and high-performing end product.

What exactly does a front-end developer do?

A front-end developer designs and implements the visual and interactive elements of websites or applications using languages like HTML, CSS, and JavaScript. They focus on creating user-friendly interfaces, ensuring responsiveness across devices, and often work with design tools and frameworks to build functional, accessible web experiences.

What are the key skills and qualifications needed to thrive as a frontend developer, and why are they important?

To thrive as a Frontend Developer, you need a solid grasp of HTML, CSS, JavaScript, and modern frameworks like React or Angular, often supported by a degree in computer science or a related field. Familiarity with version control systems (e.g., Git), responsive design tools, and web performance optimization techniques is typically required. Creativity, attention to detail, and strong problem-solving abilities help you build intuitive, user-friendly interfaces and collaborate effectively with design and backend teams. These skills and qualities are crucial for delivering high-quality, interactive web applications that meet user and business needs.

Are frontend developers still in demand?

Frontend developers are currently in high demand due to the growth of web applications and digital services. Skills in HTML, CSS, JavaScript, and frameworks like React or Angular are especially sought after by employers across various industries.
What are the most commonly searched types of Frontend Developer jobs in Boulder, CO? The most popular types of Frontend Developer jobs in Boulder, CO are:
What are popular job titles related to Frontend Developer jobs in Boulder, CO? For Frontend Developer jobs in Boulder, CO, the most frequently searched job titles are:
What job categories do people searching Frontend Developer jobs in Boulder, CO look for? The top searched job categories for Frontend Developer jobs in Boulder, CO are:
What cities near Boulder, CO are hiring for Frontend Developer jobs? Cities near Boulder, CO with the most Frontend Developer job openings:
Infographic showing various Frontend Developer job openings in Boulder, CO as of August 2026, with employment types broken down into 82% Full Time, and 18% Contract. Highlights an 94% In-person, and 6% Remote job distribution, with an average salary of $114,509 per year, or $55.1 per hour.

Junior Front-End Developer

Parsons

Westminster, CO • On-site

$105K - $122K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 24 days ago


Parsons rating

7.7

Company rating: 7.7 out of 10

Based on 46 frontline employees who took The Breakroom Quiz

259th of 443 rated engineering


Job description

In a world of possibilities, pursue one with endless opportunities. Imagine Next!At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what's possible.

Job Description:

Parsons is seeking a Junior Front End Developer, AI Applicationsto join our team in the Denver office. This onsite role is ideal for an early-career developer who is passionate about building intuitive, responsive user interfaces and has a foundational understanding of artificial intelligence applications.

The ideal candidate will have experience with Pythonand JavaScript, along with familiarity in modern front-end and UI development tools such as PyQT, ReactJS, Dash, Streamlit, or other relevant frameworks. This position offers the opportunity to support the development of interactive applications that help translate complex technical and AI-driven capabilities into user-friendly solutions.

Key Responsibilities

  • Design, develop, test, and maintain front-end components for internal and client-facing applications
  • Collaborate with software engineers, AI/ML engineers, and product stakeholders to create intuitive user experiences
  • Build dashboards, visualizations, and interactive interfaces for data-driven and AI-enabled applications
  • Support integration of front-end applications with back-end services and APIs
  • Assist in developing desktop or web-based applications using tools such as ReactJS, Dash, Streamlit, or PyQT
  • Participate in code reviews, debugging, and performance optimization efforts
  • Contribute to UI/UX improvements based on user feedback and project requirements
  • Write clean, maintainable, and well-documented code
  • Stay current with emerging front-end technologies and trends related to AI-enabled products

Required Qualifications

  • Bachelor's Degree in Computer Science or a related technical field or equivalent experience.
  • - (NOTE: Newly-hired MS graduates are typically hired into this level.)
  • - 2+ years of related professional experience.
  • Professional, internship, academic, or project-based experience in front-end or full-stack development
  • Working knowledge of Pythonand JavaScript
  • Familiarity with one or more of the following: PyQT, ReactJS, Dash, Streamlit, or similar front-end frameworks
  • Understanding of basic AI/ML conceptsand interest in building interfaces for AI-driven applications
  • Knowledge of HTML, CSS, and responsive design principles
  • Ability to work onsite in the Parsons Denver office
  • Strong problem-solving, communication, and collaboration skills

Preferred Qualifications

  • Experience developing dashboards, data visualization tools, or analytics interfaces
  • Exposure to REST APIs and integration between front-end and back-end systems
  • Familiarity with Git and collaborative development workflows
  • Experience with UI/UX design tools or wireframing
  • Understanding of how users interact with AI systems and how to present outputs clearly and effectively
  • Internship or project experience supporting software applications in a team environment
  • Familiarity with perception, computer vision, or applied ML
  • Familiarity with Azure Machine Learning, Roboflow, or creating AI workflows

What You'll Bring

    A strong interest in front-end development and emerging AI technologies

    • A user-centered mindset with attention to detail
    • Willingness to learn from senior engineers and contribute to a collaborative team
    • Enthusiasm for solving technical challenges and building impactful applications

    Why Join Parsons

    At Parsons, you'll be part of a mission-driven team working on innovative solutions that help solve complex challenges. We value collaboration, technical excellence, and continuous learning. This is an exciting opportunity for a junior developer to grow technical skills while contributing to modern applications that incorporate AI capabilities.

    Equal Opportunity

    Parsons is an equal opportunity employer committed to diversity, equity, inclusion, and accessibility. All qualified applicants will receive consideration for employment without regard to protected status under applicable law.

    Security Clearance Requirement:

    NoneThis position is part of our Critical Infrastructure team.For more than 80 years, our experts have designed and delivered the critical infrastructure that connects and protects communities around the world. We work in collaborative teams, both within the company and with our partners and customers, to plan, design, build, and modernize infrastructure. We take special pride in projects and solutions that improve communities as well as people's quality of life by promoting economic growth, enhancing mobility, and increasing sustainability and resiliency. Powered by our people, we provide the imagination necessary to support our customers' visions-and to help them see what's next!Salary Range: $88,400.00 - $154,700.00We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!This position will be posted for a minimum of 3 days and will continue to be posted for an average of 30 days until a qualified applicant is selected or the position has been cancelled.Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.We truly invest and care about our employee's wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest-APPLY TODAY!

    Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer tohttps://www.parsons.com/fraudulent-recruitment/.


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