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React Js Developer Jobs in Wisconsin (NOW HIRING)

Monitise

Advisor, Quality Engineering

Milwaukee, WI · On-site

... React.js and Next.js; and 1 year integrating automated test suites into DevOps pipelines to support CI/CD. TRAVEL: None TO APPLY: Apply by selecting "Apply" on this page and following prompts to ...

Fiserv, Inc.

Advisor, Quality Engineering

Milwaukee, WI · On-site

... React.js and Next.js; and 1 year integrating automated test suites into DevOps pipelines to support CI/CD. TRAVEL: None TO APPLY: Apply by selecting "Apply" on this page and following prompts to ...

Goli Tech

DevOps Engineer III

Madison, WI · On-site

$53.25 - $72.75/hr

Deploy, configure, and maintain Express.js, React, and Node.js applications on Linux virtual ... Knowledge of CI/CD tools like GitHub actions, Azure Devops pipelines, or Ansible for automation.

PlayStation Global

Software Engineer II (Java)

Madison, WI · On-site

$52.25 - $71.50/hr

Hands on experience in Java\J2EE, Spring Boot, Database knowledge, Kafka, React JS, CI\CD ... Exposure to DevOps methodology and AWS concepts * Having an Adobe Experience Manager (AEM) is a ...

Alpha Red

Here are the major ones that any ReactJS developer is supposed to follow:Technical:Leverage the inbuilt React toolkit for creating frontend featuresCreate data visualization tools libraries and ...

PlayStation Global

Software Engineer II (Java)

Madison, WI · On-site

$136K - $204K/yr

Hands on experience in JavaJ2EE, Spring Boot, Database knowledge, Kafka, React JS, CICD, designing ... Exposure to DevOps methodology and AWS concepts * Having an Adobe Experience Manager (AEM) is a ...

Recovery.com

Senior Staff Engineer

Madison, WI · On-site

$105K - $144K/yr

This is the most senior individual contributor role on our engineering team. You'll influence ... Experience with React/Next.js and Node.js is preferred, although equivalent modern frontend and ...

HealthX Ventures

Senior Staff Engineer

Madison, WI · On-site

$180 - $220/hr

Design, build, test, and ship production‑ready full‑stack features across React/Next.js ... Partner closely with Engineering leadership, Product, and cross‑functional stakeholders to define ...

New

Recovery.com

Senior Staff Engineer

Madison, WI · On-site

$105K - $144K/yr

This is the most senior individual contributor role on our engineering team. You'll influence ... Experience with React/Next.js and Node.js is preferred, although equivalent modern frontend and ...

Denari

Software Engineer

Madison, WI · On-site

Build and maintain end-to-end features using TypeScript, React/Next.js , PostgreSQL , and tRPC . * Partner closely with others engineers to transition parts of the existing Go-based infrastructure ...

wistar

Junior Application Developer

Institute, WI · On-site +1

$68K - $75K/yr

The Junior Application Developer in The Wistar Institute's Information Technology department ... as Node.js (Express), Vue.js (preferred), or React. * Familiarity with web application ...

Compound Planning

Staff Software Engineer

Milwaukee, WI · On-site +1

$120K - $200K/yr

As a Staff Software Engineer , you will play a crucial role in delivering a best-in-class ... Familiarity with tools like Node.js, React, Next.js, Postgres, and AWS services . * Experience with ...

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React Js Developer information

See Wisconsin salary details

$42.9K

$111.4K

$157K

How much do react js developer jobs pay per year?

As of Jul 15, 2026, the average yearly pay for react js developer in Wisconsin is $111,445.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,000.00 and $122,100.00 per year, depending on experience, location, and employer.

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

To thrive as a React JS Developer, you need a strong grasp of JavaScript, HTML, CSS, and modern React concepts such as hooks, state management, and component lifecycle, typically supported by a degree in computer science or relevant experience. Familiarity with version control systems like Git, build tools such as Webpack or Babel, and testing frameworks like Jest is commonly required. Problem-solving, effective communication, and teamwork are crucial soft skills that distinguish successful developers in this role. These abilities ensure efficient development of scalable, maintainable applications and smooth collaboration within cross-functional development teams.

What is the difference between React Js Developer vs Front-End Developer?

AspectReact Js DeveloperFront-End Developer
Required SkillsProficiency in React.js, JavaScript, HTML, CSSHTML, CSS, JavaScript, frameworks like Angular or Vue
Work EnvironmentFocus on building user interfaces with ReactDeveloping and maintaining websites/apps across various frameworks
Industry UsageCommon in companies using React for UI developmentBroader role across multiple front-end technologies

React Js Developers specialize in building user interfaces using React.js, while Front-End Developers work across various frameworks and technologies to create complete website or app front-ends. React Js Developers focus more on React-specific skills, whereas Front-End Developers have a broader skill set applicable to multiple frameworks.

What is a React JS Developer?

A React JS Developer is a software engineer who specializes in building user interfaces and web applications using the React JavaScript library. They are responsible for developing reusable components, managing application state, and ensuring high-performance, responsive designs. React JS Developers often work closely with designers and backend developers to deliver seamless user experiences. Their expertise includes JavaScript, HTML, CSS, and modern front-end development tools.

What are some common challenges faced by React JS Developers when integrating with backend APIs?

React JS Developers often encounter challenges such as managing asynchronous data flows, handling errors gracefully, and ensuring smooth communication between the frontend and backend services. Debugging issues related to inconsistent API responses or cross-origin resource sharing (CORS) can also be common. Staying up-to-date with evolving RESTful or GraphQL API standards and ensuring secure authentication and data validation are essential for successful integration.
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React Js Developer jobs near you

Software Development Engineering - Advisor

Monitise

Milwaukee, WI

Full-time

Re-posted 26 days ago

Job description

Calling all innovators - find your future at Fiserv.

We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Software Development Engineering - Advisor

TITLE: Software Development Engineering - Advisor

EMPLOYER: Fiserv Solutions, LLC

LOCATION: Milwaukee, WI (and various unanticipated locations throughout the US subject to authorization from management)

DUTIES: Lead the design, development, and implementation of software applications to support Fiserv's business goals. Collaborate with cross-functional teams to gather requirements and translate them into technical specifications. Perform coding, testing, and debugging of applications to ensure optimal performance using Springboot microservices and React.JS. Maintain and improve existing codebases through performance enhancements and lead peer review processes. Mentor junior developers and provide technical guidance to enhance team capabilities.

REQUIREMENTS: Bachelor's degree in Computer Science, Computer Engineering, Computer Information Systems or a related field and 4 years in any job title involving software development experience. Prior experience must include: 4 years working in React.JS, Java, C, C#, and C++; 4 years working in Springboot microservices; 4 years working in AWS, Azure, GCP, and Kubernetes; 4 years working with CI/CD pipelines, DevOps, Kafka, Azure DB, and Oracle; 4 years of RESTful services development using JBoss or Weblogic; 4 years working with caching technology including Coherence and Redis; 4 years working with Agile methodologies; 4 years of code security scanning and vulnerability remediation; 2 years building financial applications using front-end and back-end technologies; 2 years of Full-Stack front-end and back-end development; and 1 year of Splunk and Dynatrace dashboard development.

TRAVEL: None

TO APPLY: Apply by selecting "Apply" on this page and following prompts to attach resume and submit.

JOB CODE: KG612

#P3M

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Our commitment to Equal Opportunity:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contactAskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv's Disability Accommodation Policy for additional information.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements.Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

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