ReactJS Developer Jobs in Denver, CO

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Front End React Developer

Kforce Technology Staffing

•

Greenwood Village, Colorado, USA

Third Party, Contract

RESPONSIBILITIES: Kforce's client in Greenwood Village, CO is immediately seeking a highly skilled Front End React Developer to support the development and maintenance of their corporate and policy websites. These sites feature React-based front-ends hosted in AWS and utilize a Drupal CMS backend (hosted by a third party) where business teams author content. The architecture uses Gatsby to connect the React front-end with the Drupal authoring environment. Key Responsibilities: * Design, develop
Posted 10 days ago | Updated 7 hours ago

Senior React Developer (10+ Years Experience) - Remote

URSI Technologies Inc.

•

Remote

Contract, Third Party

Position Senior React Developer (10+ Years Experience)Location RemoteDuration 1+ Year (Extendable) Job Description: We are seeking a highly skilled Senior React Developer with over 10 years of experience in frontend development. The ideal candidate will have deep expertise in JavaScript, React.js, TypeScript, and modern UI/UX principles. You ll be responsible for leading frontend architecture, mentoring developers, collaborating with cross-functional teams, and delivering high-performance, scal
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Posted 50 days ago | Updated 18 hours ago

React Developer

Stellar IT Solutions

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Remote or Ann Arbor, Michigan, USA

Full-time, Part-time, Contract, Third Party

Job Title: React Developer Location: Remote Job Duration: 6+ Months Interview: Video Job Description: We are seeking a Mid to Senior-Level React Developer to support a legacy application modernization project. The role involves rewriting components of an existing WebForms application into a modern tech stack using React with TypeScript and a .NET Core API. The ideal candidate will be comfortable navigating legacy code and helping transition to the new architecture, with a strong focus on fro
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Posted 8 days ago | Updated 2 hours ago

React JS Developer- W2 Contract role

eTek IT Services, Inc.

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Remote

Contract

React JS developer Remote role 12+ months contract 3 to 5 years of React.js experience 2 to 4 years of java experience Ability to research, understand, and take ownership of new/existing application code
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Posted 8 days ago

Lead React Developer

Maximum Cloud Solutions LLC

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Remote

Full-time, Third Party

React Lead Developer Remote Must work in CST hours Responsibilities This is a front end focused role but full stack familiarity (ie, Node.js, others) is required Strong Web development experience of creating and maintaining multiple pages. A commitment to documentation, consistency, reusability, and an eye for the big picture Expert Knowledge of web markup, including HTML5, CSS and CSS preprocessors such as LESS and SASS Handson experience in JavaScript, Typescript and React framework Advanced k
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Posted 15 days ago

Contractor - Sr Java Spring Boot/ReactJS Developer

Robert Half

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Remote or Sarasota, Florida, USA

Contract

Description Start date pegged for 7/28/25. Fully remote Contractor role. We are looking for an experienced Senior Java Developer to join our team on a short-term contract basis. This position involves contributing to a software system built with React, Java, and Spring Boot, focusing on enhancing its functionality and performance. The role is fully remote and will require availability for approximately 4-5 weeks. Responsibilities: Develop and implement new features for an existing software pla
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Posted 10 hours ago

Trainee React Developer

Kasmo Inc.

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Remote

Contract

We are looking for passionate and self-motivated Trainee React Developers who are eager to build a career in frontend development. As a trainee, you will work with our experienced development team to learn and contribute to building responsive and interactive web applications using React.js. Responsibilities: Learn and assist in developing web applications using React.js Write clean, efficient, and reusable code under guidance Work with REST APIs and integrate backend services Assist in debuggin
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Posted 3 days ago | Updated 2 days ago

Full Stack Developer (ReactJS, Vue, Angular)

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

Full Stack Developer (ReactJS, Vue, Angular) LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented Full Stack Developer with expertise in ReactJS, Vue, and Angular to join our dynamic team. In this role, you will be responsible for designing, developing, and maintaining modern web applications, working across both front-end and back-end systems. You will collaborate with designers, product managers,
Posted 60+ days ago | Updated 1 hour ago

React.js / Node.js Developer

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

React.js / Node.js Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a talented and dynamic **React.js / Node.js Developer** to join our team and contribute to the design and development of high-performance web applications. In this role, you will leverage your expertise in React.js for building intuitive front-end interfaces and Node.js for creating robust back-end services. You will work cl
Posted 60+ days ago | Updated 1 hour ago

Specialist, Software Engineer - .Net / Angular - React Developer - NW Group Benefits

Nationwide Mutual Insurance Company

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Remote or Milwaukee, Wisconsin, USA

Full-time

If you're passionate about innovation and love working in an environment where you can constantly improve and adopt new technologies to drive business results, then Nationwide's Information Technology team could be the place for you! At Nationwide , "on your side" goes beyond just words. Our customers are at the center of everything we do and we're looking for associates who are passionate about delivering extraordinary care. Nationwide Group Health business serves small and mid-sized employers
Posted 4 days ago | Updated 1 hour ago

React / PHP Developer

Kforce Technology Staffing

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Remote or Kaysville, Utah, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a React/PHP Developer in Kaysville, UT. Summary: Our client is seeking a candidate to help with their leading innovative healthcare software to improve patient care and streamline medical processes. They would prefer a Utah candidate however, for the right fit, they will be open to remote candidates. Responsibilities: * React/PHP Developer will develop and maintain web applications using React and PHP * Collaborate with cross-functional tea
Posted 8 days ago | Updated 7 hours ago

React .NET Full Stack Developer

PY DATA, INC.

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Remote

Contract

Position: React .NET Full Stack Developer Duration: 6 months plus Location: 100% Remote Only W2 Consultants Must Haves: .Net CoreC#ReactJSWeb APIsRESTSQL Server, MySQL, Snowflake (2 out of 3)AWSExperience doing full testing and releasesGitHub, GitLab
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Posted 3 days ago | Updated 21 hours ago

Senior : Python Full stack Developer ( React JS , Mongodb )

Bramkas Inc.

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Remote

Contract

PSenior : Python Full stack Developer ( React JS , Mongodb ) Location: United States RemotePosition Type: Open to Contract / Contract-to-Hire (Open to Full-Time)Experience Required: 9+ YearsMust have Skill : Python- backend development , FastAPI , React ,MongoDB , Data EngineeringWe are looking for a skilled Senior : Python Full stack Developer ( React JS , Mongodb )who is comfortable working across the backend, frontend, and data transformation layers. The ideal candidate is someone with strong
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Posted 14 days ago | Updated 4 days ago

Java ReactJS Lead Developer

CitiusTech

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Remote

Full-time

Minimum 10 years of experience needed. Backend: Java 7/8/11(java from core to advanced concepts), JUNIT, Spring boot, Spring Framework, Service API, Microservices. Frontend: ReactJS, Java 8, JavaScript, Spring boot, Typescript, Jest unit testing framework. DB: PLSQL, Oracle 11g, OS: Windows, Linux Secondary Skills: Oracle ADF / SOA, Spring cloud Desirable skills: Exposure to Jira, GIT, Jenkins, NPM, Yarn, NodeJS, AWS, OCI, AZURE Docker/Containerization. Having knowledge on CI/CD tools and practi
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Posted 35 days ago | Updated 3 days ago

UI developer (React and Node)

Brillio, LLC

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Remote

Full-time

Job Title: UI developer (React and Node) Location: Remote Experience: 10+ years Looking for W2 or Full time for this remote position. Job Title: 10+ years focused on web development. Deep knowledge of React, Cordova, NodeJS, Typescript, and HTML 5+ years of experience in building ReactJS applications using React in complex applications. Expertise in building and maintaining large-scale web applications. Deep understanding of Javascript and HTML ecosystems with experience delivering web UIs a
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Posted 29 days ago | Updated 17 days ago

Python Developer with React Experience

Kaizen Soft Solutions, LLC

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Remote

Contract

Job Title: Python Developer with React Experience (Remote Massachusetts Area Candidates need) Location: Remote (Candidates must reside in the Greater Boston Area) they will go to client location 2 Weeks in a first month . Type: Contract (Ongoing) Start: Immediate Experience: 5+ years Job Description: We are seeking a skilled and experienced Python Developer with React experience to support an ongoing project with the client. This is a remote position, but candidates must be local to the New York
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Posted 3 days ago | Updated 13 hours ago

Java Fullstack Developer with ReactJS

TekShapers

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Michigan, USA

Full-time

Java Fullstack Developer with ReactJS Location: Remote Duration : Permanent Job Description: 6+ years of experience developing and maintaining APIs using Java Spring boot. Lead experience, in managing POD's / Teams. Experience on Provide technical solutions, Implementing CICD pipeline deployments Integration of API with ReactJS, Angular is mandatory. Proven track record of designing and developing RESTful web services In-depth knowledge of web technologies including HTTP, XML/JSON, web security
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Posted 2 days ago | Updated 6 hours ago

Senior React Frontend Developer

iSpace, Inc

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Remote

Contract

Senior React Frontend Developer Location: REMOTE Duration: 12 months contract REMOTE Experience with Redux State management must have..! Responsibilities: Develop and maintain web applications using modern web technologies.Collaborate with cross-functional teams to define, design, and ship new features.Write clean, maintainable, and efficient code.Ensure the performance, quality, and responsiveness of applications.Identify and correct bottlenecks and fix bugs.Help maintain code quality, organ
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Posted 60+ days ago | Updated 10 hours ago

Full Stack Developer (Golang, Google Cloud Platform Cloud, Node, React UI) || 12+ yrs exp || W2 Position || Remote

iPivot, LLC

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Remote

Full-time

Title: Full stack Developer Remote Job Description: We are seeking a highly skilled and experienced Fullstack Developer to join our remote engineering team. The ideal candidate will have a strong background in Golang, Google Cloud Platform (Google Cloud Platform), Node.js, and React.js. You will be responsible for designing, developing, and maintaining scalable web applications, collaborating with cross-functional teams, and delivering high-performance solutions. Key Responsibilities: Design and
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Posted 15 hours ago | Updated 12 hours ago

Java Full Stack Developer (Spring Boot + React + Python)

Value Spectrum Technologies LLC

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Remote

Contract

Job Overview:UnitedHealth Group is looking for a highly skilled and versatile Full Stack Java Developer to build scalable, secure, and high-performing web applications in the healthcare domain. You will be responsible for designing and developing backend microservices using Spring Boot, dynamic and responsive UIs using React.js, and supporting automation/data transformation workflows with Python. This is a critical position contributing to enterprise applications that support healthcare operatio
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Posted 16 hours ago