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Freelance Frontend Javascript Developer Jobs in Colorado

Anagh Technologies, Inc.

Front End React Developer

Denver, CO · On-site

$107K - $124K/yr

React Developer Location: Denver, CO- REMOTE GIS (React Developer) Notes: This is just a React ... Proficiency with web application development using JavaScript/HTML/CSS * Fluency with modern web ...

Apex Systems

Front-End Developer

Denver, CO · On-site

$107K - $124K/yr

Job#: 3040527 Front-End Developer Location: Denver, CO (Onsite) Role Overview We are seeking a ... Proficiency in JavaScript and TypeScript. * Experience with Java Springboot, Kafka, and REST.

CACI

Front End Software Developer

Denver, CO · On-site

$107K - $124K/yr

Job Title: Front End Software Developer Job Category: Engineering Time Type: Full time Minimum ... Spring Boot, Spring Framework, and REST microservices JavaScript/TypeScript: Frameworks like Vue 3 ...

CACI

Front End Software Developer

Denver, CO · On-site

$107K - $124K/yr

Job Title: Front End Software Developer Job Category: Engineering Time Type: Full time Minimum ... Spring Boot, Spring Framework, and REST microservices JavaScript/TypeScript: Frameworks like Vue 3 ...

Anagh Technologies, Inc.

Lead React Developer

Louisville, CO · On-site

$60.75 - $77.75/hr

... front end software development experience (not freelance / hobby experience) • Solid understanding of fundamental programming concepts • Solid understanding of fundamental JavaScript concepts • ...

Eliassen Group

Front-End Engineer II

Almont, CO · On-site

$110K - $120K/yr

Maintain and extend JavaScript code and legacy plugins. * Validate and test for Section 508 ... Mentor associate front-end engineers and interns. Experience Requirements: * 3+ years developing ...

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 ...

Cymertek Corporation

Full Stack Developer

Aurora, CO · On-site

$100 - $125/hr

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

Cymertek

React.js / Node.js Developer

Aurora, CO · On-site

SIMILAR CAREER TITLES Frontend Developer, Backend Developer, Full Stack Developer, JavaScript Developer, Web Developer, UI/UX Developer, MEAN Stack Developer, MERN Stack Developer, Software Engineer ...

Apex Systems

Front-End Developer

Denver, CO · On-site

$125 - $150/hr

Role Overview We are seeking a skilled Front-End Developer to join a dynamic Scrum team. This role ... Proficiency in JavaScript and TypeScript. * Experience with Java Springboot, Kafka, and REST.

Lynker Corporation

UI/UX Front End Engineer

Boulder, CO · On-site +1

The Ideal Web Developer selected will be located in the Boulder, CO, however the role could operate ... High proficiency in HTML5, CSS3/SASS, JavaScript (ES6+), and modern CSS layouts (Flexbox, CSS Grid)

Lynker Corporation

UI/UX Front End Engineer

Boulder, CO · On-site +1

$78K - $117K/yr

The Ideal Web Developer selected will be located in the Boulder, CO, however the role could operate ... High proficiency in HTML5, CSS3/SASS, JavaScript (ES6+), and modern CSS layouts (Flexbox, CSS Grid)

Lynker Corporation

UI/UX Front End Engineer

Boulder, CO · On-site

$78K - $117K/yr

The Ideal Web Developer selected will be located in the Boulder, CO, however the role could operate ... High proficiency in HTML5, CSS3/SASS, JavaScript (ES6+), and modern CSS layouts (Flexbox, CSS Grid)

Lynker Corporation

UI/UX Front End Engineer

Boulder, CO · On-site

$125 - $150/hr

The Ideal Web Developer selected will be located in the Boulder, CO, however the role could operate ... High proficiency in HTML5, CSS3/SASS, JavaScript (ES6+), and modern CSS layouts (Flexbox, CSS Grid)

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Freelance Frontend Javascript Developer information

What does a freelance frontend JavaScript developer do?

A Freelance Frontend JavaScript Developer creates and maintains the parts of websites and web applications that users interact with, using JavaScript along with HTML and CSS. They typically work independently, taking on projects for various clients rather than being employed by a single company. Their responsibilities include building responsive user interfaces, optimizing website performance, and ensuring cross-browser compatibility. Freelancers also communicate directly with clients to meet specific project requirements and deadlines.

What are the key skills and qualifications needed to thrive as a freelance frontend JavaScript developer?

To thrive as a Freelance Frontend Javascript Developer, you need strong proficiency in JavaScript, HTML, CSS, and a solid understanding of popular frameworks like React or Vue, typically demonstrated through a robust portfolio. Familiarity with version control systems like Git, responsive design principles, and task runners or bundlers such as Webpack is highly valuable. Excellent communication, time management, and problem-solving skills help freelancers effectively coordinate with clients and deliver projects independently. These skills and qualities are crucial for producing high-quality, maintainable code while meeting client expectations and deadlines in a competitive freelance market.

How do freelance frontend JavaScript developers typically manage client expectations and project timelines?

Freelance Frontend Javascript Developers often work with multiple clients, which requires clear communication to set realistic expectations and deadlines. They usually break projects into milestones, provide regular progress updates, and use project management tools to track deliverables. Managing client expectations involves being upfront about technical limitations, estimated completion times, and potential challenges. Strong organizational skills and proactive communication are essential for building trust and ensuring successful project delivery.

What is the difference between Freelance Frontend Javascript Developer vs Web Designer?

AspectFreelance Frontend Javascript DeveloperWeb Designer
SkillsProficient in JavaScript, HTML, CSS, frameworks like React or AngularDesign principles, UI/UX, graphic tools like Adobe Photoshop or Sketch
Work EnvironmentCode-focused, technical tasks, often collaborating with developers and clientsCreative, visual design, client presentations, branding
Common UsageBuilding interactive websites and web applicationsCreating website layouts, visual elements, and user interfaces

While both roles work on websites, Freelance Frontend Javascript Developers focus on coding and functionality, whereas Web Designers concentrate on visual design and user experience. Understanding these differences helps clients find the right expertise for their projects.

What are the most commonly searched types of Frontend Javascript Developer jobs in Colorado?

The most popular types of Frontend Javascript Developer jobs in Colorado are:

What cities in Colorado are hiring for Freelance Frontend Javascript Developer jobs?

Cities in Colorado with the most Freelance Frontend Javascript Developer job openings:

Freelance Frontend Javascript Developer jobs near you

Front End React Developer

Denver, CO • On-site

Anagh Technologies, Inc.
IT Services • 11 - 50 employees
Learn more about Anagh Technologies, Inc.external

$107K - $124K/yr

Contractor

Re-posted 26 days ago

Job description

React Developer
Location: Denver, CO- REMOTE
GIS (React Developer) Job Description:
Notes: This is just a React developer with about two years of experience.
Remote/Onsite:
  • If relo:
    • Can start 100% remote but would need to move to CO with a set timeline

Top Skills:
  • 3+ years of front end development experience
  • React
  • Experience building custom apps, tools, components, etc. compared to white box solutions
  • Experience working in a large, fast paced environment
  • Git
  • Experience or strong understanding of GIS systems nice to have
  • Culture fit is huge along with strong communication skills

Team/ Environment:
  • Smaller team of 4 developers

Interview Process:
  • 30 minute phone interview with the hiring manager
  • 1 hour panel style interview with the team

Key responsibilities
  • Develop web applications to visualize and provide insights into large volumes of location-enabled event data.
  • Offer creative solutions when faced with data volume, data quality, and data usability challenges
  • Participate in software development lifecycle from requirements gathering to planning long-term support. Be willing to collaborate with non-technical stakeholders, development operations staff, data scientists, and software architects.
  • Apply professional software engineering techniques and best practices for code standards, software testing, code reviews, source code management, and deployment processes.
Required qualifications
  • Bachelor's Degree
  • 3+ years of professional experience with web application development
  • Proficiency with web application development using JavaScript/HTML/CSS
  • Fluency with modern web application development tools and the following JavaScript libraries:
    • React
    • Material-UI
  • Experience working with Geographic Information Systems (GIS) and a basic understanding of geospatial concepts like spatial reference systems and spatial data representations
  • Source Code Management using Git
  • Ability to develop and maintain automated unit test and functional test plans
  • Comfortable working in an Agile software engineering environment

Apply