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Reactjs Developer Jobs in Colorado (NOW HIRING)

Otter, LLC

Senior Software Engineer

Boulder, CO · On-site

$90K - $120K/yr

Company Description Otter's software engineers develop the next-generation technologies for the ... ReactJS (5 years) * Systems: Linux, PostgreSQL, AWS (VPC/ECS/EC2/S3/etc) * Security: 256-bit AES ...

Otter, LLC

Senior Software Engineer

Boulder, CO · On-site

$90K - $120K/yr

Company Description Otter's software engineers develop the next-generation technologies for the ... ReactJS (5 years) * Systems: Linux, PostgreSQL, AWS (VPC/ECS/EC2/S3/etc) * Security: 256-bit AES ...

Everwatch

Software Engineer

Aurora, CO · On-site +1

$72.12 - $84.14/hr

We're looking for an experienced developer like you with the skills needed to develop software and ... Clearance Level TS/SCI CIP Job Locations US-CO-Aurora US-MD-Annapolis Junction Skills ReactJS, HTML ...

Everwatch

Software Engineer

Aurora, CO · On-site

$72.12 - $84.14/hr

We're looking for an experienced developer like you with the skills needed to develop software and ... TS/SCI CIP US-CO-Aurora US-MD-Annapolis Junction ReactJS, HTML, Javascript, UX Development, Agile ...

Ricoh USA, Inc.

Advisory Software Engineer

Boulder, CO · On-site

$93K - $110K/yr

The Advisory Software Engineer will be part of a software engineering team that develops solutions ... Working knowledge of SQL, relational database, Java, JavaScript, Cloud (AWS), Python and ReactJS ...

Everwatch

Software Engineer

Aurora, CO · On-site

$185K - $210K/yr

Job Title Software Engineer Overview EverWatch is a government solutions company providing advanced ... ReactJS Min USD $185,000.00/Yr. Max USD $210,000.00/Yr.

Ricoh USA, Inc.

Advisory Software Engineer

Boulder, CO · On-site

The Advisory Software Engineer will be part of a software engineering team that develops solutions ... Working knowledge of SQL, relational database, Java, JavaScript, Cloud (AWS), Python and ReactJS ...

Everwatch

Software Engineer

Aurora, CO · On-site

$185K - $210K/yr

As a software engineer, you know that good software is more than just a nice-looking interface ... ReactJS USD $185,000.00/Yr. USD $210,000.00/Yr.

Everwatch

Software Engineer, Senior

Aurora, CO · On-site

$100.18 - $120.20/hr

Responsibilities As a full stack developer, you can resolve a problem with a complete end-to-end ... Job Locations US-CO-Aurora Skills ReactJS, HTML, Javascript, UX Development, Agile, SQL, NoSQL ...

Everwatch

Software Engineer, Senior

Aurora, CO · On-site

$100.18 - $120.20/hr

As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast ... US-CO-Aurora ReactJS, HTML, Javascript, UX Development, Agile, SQL, NoSQL, MySQL, PostgreSQL ...

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Showing results 1-20

All JobsReactjs Developer JobsReactjs Developer Jobs in Colorado

Reactjs Developer information

See Colorado salary details

$50.5K

$117.6K

$174.6K

How much do reactjs developer jobs pay per year?

As of Jun 25, 2026, the average yearly pay for reactjs developer in Colorado is $117,607.00, according to ZipRecruiter salary data. Most workers in this role earn between $94,600.00 and $136,700.00 per year, depending on experience, location, and employer.

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

To thrive as a Reactjs Developer, you need a solid understanding of JavaScript, HTML, CSS, and expertise in building user interfaces with React, often supported by a relevant degree or coding bootcamp experience. Familiarity with version control systems like Git, RESTful APIs, and build tools such as Webpack or Babel is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help developers collaborate and deliver high-quality products. These skills ensure efficient development of scalable, maintainable, and user-friendly web applications in dynamic team environments.

How much does a 3 js developer make in the US?

A React.js developer's salary in the US typically ranges from $70,000 to $120,000 annually, depending on experience, location, and skill level. Developers proficient in React.js and related tools like Redux or TypeScript tend to earn higher salaries, especially in tech hubs or with specialized expertise.

Will AI replace Reactjs Developers?

AI is unlikely to fully replace Reactjs developers, as their role involves designing user interfaces, writing code, and problem-solving that require human creativity and understanding. AI tools can assist with coding and automation, but developers are needed to interpret requirements, ensure quality, and adapt to project needs. Continuous learning of frameworks, JavaScript, and related tools remains essential for Reactjs developers to stay relevant.

Are ReactJS developers in demand?

ReactJS developers are in high demand due to the widespread use of React for building dynamic web applications. Skills in JavaScript, React, and related tools like Redux or TypeScript increase employability, and many companies seek developers proficient in modern front-end frameworks.

What is the difference between Reactjs Developer vs Front-End Developer?

AspectReactjs DeveloperFront-End Developer
Required SkillsProficiency in React.js, JavaScript, HTML, CSSHTML, CSS, JavaScript, frameworks like Angular or Vue
Work EnvironmentFocus on building UI components using ReactDeveloping user interfaces across various frameworks
Industry UsageCommon in companies using React.js for web appsWidespread across industries with diverse tech stacks
CertificationsReact.js certifications or coursesGeneral front-end development certifications

Reactjs Developers specialize in building user interfaces specifically with React.js, while Front-End Developers work across multiple frameworks and technologies to create engaging websites and applications. Both roles require strong HTML, CSS, and JavaScript skills, but Reactjs Developers focus more on React-specific tools and libraries. Understanding these differences helps employers find the right candidate for their project needs.

What is a Reactjs Developer?

A Reactjs Developer is a software engineer who specializes in building user interfaces using React.js, a popular JavaScript library for creating interactive web applications. Their main responsibilities include developing reusable components, managing application state, and integrating front-end features with backend services. Reactjs Developers work closely with designers and backend developers to create seamless, high-performance web apps. They need a strong understanding of JavaScript, HTML, CSS, and modern web development practices. Proficiency in React's ecosystem, such as Redux and React Router, is also essential for this role.

What are some common challenges ReactJS Developers face when working on large-scale applications?

ReactJS Developers working on large-scale applications often encounter challenges such as managing complex state across multiple components, ensuring consistent performance as the codebase grows, and maintaining code readability and reusability. Collaborating with backend teams to integrate APIs and handling frequent updates to libraries or dependencies are also common. Adopting best practices like modular architecture, using state management libraries (e.g., Redux), and thorough code reviews can help address these challenges and support scalable development.

How much do React developers get paid?

Reactjs developers' salaries vary based on experience, location, and skill level, but typically range from $70,000 to $120,000 annually in many markets. Senior developers with advanced skills in JavaScript, Redux, and testing tools can earn higher salaries, especially in competitive tech hubs.
What are popular job titles related to Reactjs Developer jobs in Colorado? For Reactjs Developer jobs in Colorado, the most frequently searched job titles are:
What job categories do people searching Reactjs Developer jobs in Colorado look for? The top searched job categories for Reactjs Developer jobs in Colorado are:
What cities in Colorado are hiring for Reactjs Developer jobs? Cities in Colorado with the most Reactjs Developer job openings:
Reactjs Developer jobs near you
Infographic showing various Reactjs Developer job openings in Colorado as of June 2026, with employment types broken down into 85% Full Time, 1% Part Time, and 14% Contract. Highlights an 84% Physical, 4% Hybrid, and 12% Remote job distribution, with an average salary of $117,607 per year, or $56.5 per hour.
Senior Software Engineer

Senior Software Engineer

Otter, LLC

Boulder, CO • On-site

$90K - $120K/yr

Full-time

Posted 26 days ago

Job description

Company Description

Otter's software engineers develop the next-generation technologies for the outdoor industry that change how billions of users sign waivers, explore, and interact with one another. Our products need to handle information at massive scale, and extend well beyond web search. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Otter's needs with opportunities to switch teams and projects as you and our fast-paced business grow and evolve. We need our engineers to be versatile, display leadership qualities and be enthusiastic to take on new problems across the full-stack as we continue to push technology forward.

Job Description

We are seeking a Senior Software Engineer to become an integral part of our team! You will be responsible for creating and modifying computer application software or specialized utility programs. 

As a full stack software engineer, you will work on a specific project critical to Otter's needs. Current needs include high-impact projects in security and core data infrastructure work helping to expand our global data center presence.

If you are an engineer who can bring fresh ideas from areas of security, APIs, data management and has a passion for pushing technology forward then Otter is the place for you.

Responsibilities: 

  • Analyze user needs and develop software solutions
  • Work with project manager or product owner to meet specification needs
  • Recommend software upgrades to optimize operational efficiency
  • Review and optimize software data and security
  • Collaborate with other developers to design and optimize code
  • Create flowcharts and user guides for new and existing programs
  • Document all programming tasks and procedures
  • Perform routine software maintenance
  • Design, develop, test, deploy, maintain, and enhance networking software solutions.
  • Manage individual projects priorities, deadlines and deliverables.
Qualifications
  • Back End ( Node JS (5 years) + Nest)
  • Front End (HTML5/CSS3/Typescript (5 years) + ReactJS (5 years)
  • Systems: Linux, PostgreSQL, AWS (VPC/ECS/EC2/S3/etc)
  • Security: 256-bit AES encryption, SQLInjection, XSS
  • Experience integrating against and building REST/GraphQL APIs.
  • Relational database experience (Postgres).
  • Comfortable working with git.
  • A passion for lean, clean and organized code.
  • Ability to work both independently and in collaborative teams to communicate design and build ideas effectively.
  • Familiarity and comfort with a TDD based workflow.
  • Experience building, deploying, operating services with Node.js and AWS.
  • Clean scalable SCSS experience.
  • Would be great if you also have Familiarity of AWS technologies (Lambda, Elastic Beanstalk, RDS).
Additional Information

SUBMISSION REQUIREMENTS

  • Resume
  • Github repository
  • Cover Letter
  • Fill out our application: https://forms.gle/ZpCJKCnysjyLyAz16
  • Pay: $90,000-$120,000

Apply