Junior Front-End Developer
$105K - $122K/yr
Support integration of front-end applications with back-end services and APIs * Assist in ... Willingness to learn from senior engineers and contribute to a collaborative team * Enthusiasm for ...
$105K - $122K/yr
Support integration of front-end applications with back-end services and APIs * Assist in ... Willingness to learn from senior engineers and contribute to a collaborative team * Enthusiasm for ...
$105K - $122K/yr
Support integration of front-end applications with back-end services and APIs * Assist in ... Willingness to learn from senior engineers and contribute to a collaborative team * Enthusiasm for ...
Westminster, CO · On-site
$105K - $122K/yr
Support integration of front-end applications with back-end services and APIs * Assist in ... Willingness to learn from senior engineers and contribute to a collaborative team * Enthusiasm for ...
Westminster, CO · On-site
$105K - $122K/yr
Support integration of front-end applications with back-end services and APIs * Assist in ... Willingness to learn from senior engineers and contribute to a collaborative team * Enthusiasm for ...
Almont, CO · On-site
$110K - $120K/yr
Write clean, reusable code that adheres to published standards. * Assist with discovery and ... Mentor associate front-end engineers and interns. Experience Requirements: * 3+ years developing ...
New
Almont, CO · On-site
$110K - $120K/yr
Write clean, reusable code that adheres to published standards. * Assist with discovery and ... Mentor associate front-end engineers and interns. Experience Requirements: * 3+ years developing ...
New
Arvada, CO · On-site +1
$117K - $154K/yr
AI-Assisted Engineering: Actively leverage AI ... coding assistants (e.g., GitHub Copilot, ChatGPT) to write, debug, and optimize frontend code ...
Arvada, CO · On-site +1
$117K - $154K/yr
AI-Assisted Engineering: Actively leverage AI ... coding assistants (e.g., GitHub Copilot, ChatGPT) to write, debug, and optimize frontend code ...
$140K - $190K/yr
As a Frontend Engineer at Loft, you will work on a range of projects, including refining the UI of ... These tools assist our recruitment team but do not replace human judgment. Final hiring decisions ...
$140K - $190K/yr
As a Frontend Engineer at Loft, you will work on a range of projects, including refining the UI of ... These tools assist our recruitment team but do not replace human judgment. Final hiring decisions ...
Golden, CO · On-site
$140K - $190K/yr
As a Frontend Engineer at Loft, you will work on a range of projects, including refining the UI of ... These tools assist our recruitment team but do not replace human judgment. Final hiring decisions ...
Golden, CO · On-site
$140K - $190K/yr
As a Frontend Engineer at Loft, you will work on a range of projects, including refining the UI of ... These tools assist our recruitment team but do not replace human judgment. Final hiring decisions ...
Golden, CO · On-site
$130K - $180K/yr
As a Frontend Engineer at Loft, you will work on a range of projects, including refining the UI of ... These tools assist our recruitment team but do not replace human judgment. Final hiring decisions ...
Quick apply
Golden, CO · On-site
$130K - $180K/yr
As a Frontend Engineer at Loft, you will work on a range of projects, including refining the UI of ... These tools assist our recruitment team but do not replace human judgment. Final hiring decisions ...
Fort Collins, CO · On-site
$102K - $137K/yr
Mentor engineers, review technical designs, provide feedback on implementation approaches, and help raise the overall quality of front-end development across the team. * Assist with customer issues ...
Fort Collins, CO · On-site
$102K - $137K/yr
Mentor engineers, review technical designs, provide feedback on implementation approaches, and help raise the overall quality of front-end development across the team. * Assist with customer issues ...
Fort Collins, CO · On-site
$102K - $137K/yr
Mentor engineers, review technical designs, provide feedback on implementation approaches, and help raise the overall quality of front-end development across the team. * Assist with customer issues ...
Fort Collins, CO · On-site
$102K - $137K/yr
Mentor engineers, review technical designs, provide feedback on implementation approaches, and help raise the overall quality of front-end development across the team. * Assist with customer issues ...
Fort Collins, CO · On-site
$102K - $137K/yr
Mentor engineers, review technical designs, provide feedback on implementation approaches, and help raise the overall quality of front-end development across the team. * Assist with customer issues ...
Fort Collins, CO · On-site
$102K - $137K/yr
Mentor engineers, review technical designs, provide feedback on implementation approaches, and help raise the overall quality of front-end development across the team. * Assist with customer issues ...
Denver, CO · Remote
$119K - $150K/yr
You will mentor developers, champion modern development practices, and help deliver reliable ... frontend single-page applications using Vue.js . * Experience leveraging AI coding assistants to ...
New
Denver, CO · Remote
$119K - $150K/yr
You will mentor developers, champion modern development practices, and help deliver reliable ... frontend single-page applications using Vue.js . * Experience leveraging AI coding assistants to ...
New
Denver, CO · On-site +1
$119K - $149K/yr
You will mentor developers, champion modern development practices, and help deliver reliable ... frontend single-page applications using Vue.js . * Experience leveraging AI coding assistants to ...
New
Denver, CO · On-site +1
$119K - $149K/yr
You will mentor developers, champion modern development practices, and help deliver reliable ... frontend single-page applications using Vue.js . * Experience leveraging AI coding assistants to ...
New
Denver, CO · Remote
$119K - $149K/yr
You will mentor developers, champion modern development practices, and help deliver reliable ... frontend single-page applications using Vue.js . * Experience leveraging AI coding assistants to ...
New
Denver, CO · Remote
$119K - $149K/yr
You will mentor developers, champion modern development practices, and help deliver reliable ... frontend single-page applications using Vue.js . * Experience leveraging AI coding assistants to ...
New
Aurora, CO · On-site
$121K - $182K/yr
Overview of Opportunity Two Six Technologies is actively seeking a Front-End Developer motivated to ... We are happy to connect and cover the information needed to assist you in reaching your next career ...
Aurora, CO · On-site
$121K - $182K/yr
Overview of Opportunity Two Six Technologies is actively seeking a Front-End Developer motivated to ... We are happy to connect and cover the information needed to assist you in reaching your next career ...
Aurora, CO · On-site
$84K - $152K/yr
Overview of Opportunity Two Six Technologies is actively seeking a Front-End Developer motivated to ... We are happy to connect and cover the information needed to assist you in reaching your next career ...
Aurora, CO · On-site
$84K - $152K/yr
Overview of Opportunity Two Six Technologies is actively seeking a Front-End Developer motivated to ... We are happy to connect and cover the information needed to assist you in reaching your next career ...
Englewood, CO · On-site
$54 - $66.25/hr
Angular Development for the Portals applications. * Assist in building Portals software to scale ... Maintains knowledge of front-end application systems. * Experienced in the design, implementation ...
Englewood, CO · On-site
$54 - $66.25/hr
Angular Development for the Portals applications. * Assist in building Portals software to scale ... Maintains knowledge of front-end application systems. * Experienced in the design, implementation ...
Denver, CO · On-site
$60 - $70/hr
NET 8 / 9 project with a React front-end. Location: Denver, CO (100% onsite) Start: 10/06/2025 End ... This is a dedicated line designed exclusively to assist job seekers whose disability prevents them ...
Quick apply
Denver, CO · On-site
$60 - $70/hr
NET 8 / 9 project with a React front-end. Location: Denver, CO (100% onsite) Start: 10/06/2025 End ... This is a dedicated line designed exclusively to assist job seekers whose disability prevents them ...
Colorado Springs, CO · On-site
$118K - $154K/yr
Work closely with front-end developers to integrate the back-end functionality with the user ... Provide meeting coordination, technical expertise, and software development to assist customer ...
Quick apply
Colorado Springs, CO · On-site
$118K - $154K/yr
Work closely with front-end developers to integrate the back-end functionality with the user ... Provide meeting coordination, technical expertise, and software development to assist customer ...
... * Assist in building software to scale. Responsibilities: * Manage detailed application ... Maintains knowledge of front-end application systems. * Experienced in the design, implementation ...
... * Assist in building software to scale. Responsibilities: * Manage detailed application ... Maintains knowledge of front-end application systems. * Experienced in the design, implementation ...
Colorado Springs, CO · On-site
$118K - $154K/yr
Work closely with front-end developers to integrate the back-end functionality with the user ... Provide meeting coordination, technical expertise, and software development to assist customer ...
Quick apply
Colorado Springs, CO · On-site
$118K - $154K/yr
Work closely with front-end developers to integrate the back-end functionality with the user ... Provide meeting coordination, technical expertise, and software development to assist customer ...
| Aspect | Assistant Frontend Developer | Junior Frontend Developer |
|---|---|---|
| Required Credentials | Typically an associate degree or relevant certifications | Usually an entry-level role with similar educational background |
| Work Environment | Supports senior developers, collaborates on projects | Works on basic tasks, learning and gaining experience |
| Employer & Industry Usage | Common in tech companies, startups, agencies | Widely used in software development teams |
| Comparison Search Intent | Often searched for as a stepping stone to Junior roles | Most common entry-level position in frontend development |
The main difference between an Assistant Frontend Developer and a Junior Frontend Developer lies in their experience level and responsibilities. Assistant roles often involve supporting senior team members and learning on the job, while Junior Developers focus on executing basic tasks and gaining foundational skills. Both roles are entry-level and serve as stepping stones in a frontend development career.
The most popular types of Frontend Developer jobs in Colorado are:
$105K - $122K/yr
Full-time
Medical, Dental, Vision, Life, Retirement, PTO
Re-posted 9 days ago
7.7
Based on 46 frontline employees who took The Breakroom Quiz
268th of 450 rated engineering
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
Required Qualifications
Preferred Qualifications
What You'll Bring
A strong interest in front-end development and emerging AI technologies
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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Civil engineering construction and public relations agencies
10,000+ Employees
Centreville, VA, US