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Freelance Contract Frontend Developer Jobs in Wisconsin

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Kentico Developer

Waukesha, WI

Kentico developer Duration: 3 months contract to hire Responsible for the hands-on, front-end development of websites using Kentico CMS on behalf of the Digital Marketing team. Collaborate with IT to ...

NovaLink Solutions

Java Developer (Local Only)

Madison, WI · On-site

$51.50 - $66.50/hr

Java Developer Number of Positions: 1 Contract Duration: 1 year Job Location: Madison, Wisconsin ... Experience with a front-end JavaScript framework like Angular, React, or Vue * Experience ...

IO Datasphere

Java Developer

Madison, WI · On-site

$51.50 - $66.50/hr

... front-end JavaScript frameworks like ReactJS. Tasks: · Participating as a developer and code ... Location: Madison, WI Contract: 1 year Skills Required: · 4 years - Java experience · 3 years ...

Actalent

Embedded Software Engineer

Greenville, WI

$57 - $81/hr

Collaborate closely with embedded, cloud, and front-end engineering teams to deliver integrated ... Job Type & Location This is a Contract position based out of Greenville, WI. Pay and Benefits The ...

Actalent

Embedded Software Engineer

Greenville, WI

$57 - $81/hr

Collaborate closely with embedded, cloud, and front-end engineering teams to deliver integrated ... Job Type & Location This is a Contract position based out of Greenville, WI. Pay and Benefits The ...

Dellfor Technologies

UI developer

Port Washington, WI

$80K/yr

... front end build tools (Grunt / Gulp) Experience with source control tools (Git) Creating self ... Contract Salary: $80,000.00 /year Required education: * Bachelor's Required experience: * Developer ...

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Sr. Applications Developer (React.JS Developer)

Sr. Applications Developer (React.JS Developer)

Avcend

Milwaukee, WI • On-site

$80.37/hr

Contractor

Posted 17 days ago

Job description

Job Title:  Application Development - Sr. Applications Developer (React.JS Developer)
Location: Milwaukee, Wisconsin (Onsite)
Duration: 6+ Months Contract
Pay Rate: $73.60 on W2 and $80.37 on C2C
 
Job Description
We are seeking a talented and highly motivated React Developer to join our team. In this role, you will be responsible for designing, developing, and maintaining dynamic and responsive web applications using React.js. Your expertise in front-end development will play a crucial role in delivering high-quality and engaging digital experiences to our users.
 
Key Responsibilities
  • Design, develop, test, and implement responsive web applications using React.js, ensuring seamless user experiences across devices and browsers.
  • Collaborate with UX/UI designers to translate design mock-ups into interactive and visually appealing components.
  • Build reusable components and front-end libraries for future use, optimizing for performance and scalability.
  • Integrate RESTful APIs and third-party services into React applications using JSON and modern JavaScript practices.
  • Implement state management solutions (e.g., Redux, Context API) to maintain application consistency.
  • Ensure application performance, accessibility, and security best practices.
  • Conduct thorough testing (unit, integration, and end-to-end) to ensure applications meet functional and performance requirements.
  • Maintain clear and comprehensive technical documentation for React projects and codebases.
  • Provide technical support and troubleshoot issues, ensuring timely resolution of problems.
  • Work closely with cross-functional teams, including designers, back-end developers, product owners, and project managers, to deliver successful projects.
 
Required Skills & Qualifications
  • Bachelor’s degree in computer science, Software Engineering, or a related field.
  • Proven experience in React.js development with at least 3+ years of hands-on experience.
  • Strong proficiency in JavaScript (ES6+), HTML5, CSS3, and modern front-end build tools (Webpack, Babel).
  • Experience with state management libraries (Redux, Context API) and React hooks.
  • Knowledge of version control systems (Git) and CI/CD tools (Jenkins, GitHub Actions).
  • Understanding of responsive design principles and cross-browser compatibility.
  • Excellent analytical and problem-solving skills with attention to detail.
  • Strong communication skills and ability to work collaboratively in a team environment.
 
Preferred Skills
  • Experience with TypeScript and modern testing frameworks (Jest, React Testing Library).
  • Familiarity with performance optimization techniques for React applications.
  • Knowledge of UI frameworks like Material-UI, Chakra UI, or Tailwind CSS.
  • Exposure to cloud platforms (AWS, Azure) and containerization (Docker) is a plus.
 
Reason for Request:
Requirements:
Top 3 skills:
  • React.js development , JavaScript (ES6+), HTML5, CSS3, State management libraries, TypeScript