57 react jobs at 36 companies in Fort Atkinson, WI

2mo
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Technical Lead Software Engineer (Java, React, Spring boot)
Minnetonka or Madison or St Louis or Omaha
$100k-$150k/yr OnsiteFull Time
Medica
Medica: Provides health insurance coverage and health plan administration services.
5+ YOE5+ years product-related work experience; proficient with Java and React.
Java, React, Spring Boot, Oracle, SQL Server, Azure DevOps, GitHub, Jenkins, CI/CD
2w
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User Experience (UX) Designer
Madison, Wisconsin, United States
$135k-$145k/yr HybridFull Time
EnsoData
EnsoData: AI software for automated sleep study analysis and diagnostics.
5+ YOE5+ years UX design experience, bachelor’s degree in relevant field, portfolio, proficiency with Figma, Material UI, React/React Native workflows, HTML/CSS/JavaScript, user research, usability testing, and comfort using AI tools.
React, React Native, Figma, Material UI, HTML, CSS, JavaScript, AI tools
4w
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Enterprise Application Developer II
Madison or Cedar Rapids
$79k-$102k/yr OnsiteFull Time
Alliant Energy
Alliant EnergyNASDAQ: LNT: Provides regulated electricity and natural gas services to customers.
3+ YOE3 years related experience; preferred bachelor's in IT; experience with React, APIs, Azure, Sitecore, integrations, Agile; apply AI and DevSecOps practices.
React, APIs, Azure, Sitecore, DevSecOps, Artificial Intelligence
9h
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Senior Mobile Software Developer
Watertown, Wisconsin, United States
RemoteFull Time
URUS
URUS: Provides cattle genetics and reproductive services for dairy producers.
6+ YOE6+ years mobile app experience with React Native, offline-first architecture, BLE integrations, synchronization, and mentorship/technical leadership experience.
React Native, Bluetooth Low Energy (BLE), Jira, Gitflow, CI/CD
1mo
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Acculynx - UI Engineer
Beloit, Wisconsin, United States
OnsiteFull Time
AccuLynx
AccuLynx: Business management software for roofing and exterior contractors.
3+ YOE3+ years experience; strong HTML5, CSS3, CSS preprocessors, JavaScript; experience with Vue, React, or Angular; responsive design (Bootstrap); Agile familiarity; accessibility and performance awareness.
HTML5, CSS3, CSS Preprocessors, JavaScript, Bootstrap, Vue, React, Angular
1mo
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Assistant Director, Software Engineering-Real Estate
Milwaukee, Wisconsin, United States
$160k-$240k/yr HybridFull Time
Northwestern Mutual
Northwestern Mutual: Provides life insurance and financial planning services to individuals.
8+ YOE8+ years software and data engineering experience, proven technical leadership, people management, expertise with React, Node.js, REST APIs, dbt, Snowflake, and delivering secure, scalable systems.
React, Node.js, REST APIs, dbt, Snowflake, CI/CD
1w
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Software Engineer - Enterprise Application
West Bend or Madison or Appleton
$97k-$121k/yr HybridFull Time
West Bend Mutual Insurance Company
West Bend Mutual Insurance Company: Provider of property and casualty insurance products and services.
Experience building backend services with .NET/C#, frontend with React, RESTful APIs, CI/CD, source control with Git, cloud (Azure) awareness, test-driven development, and strong communication.
.NET, C#, React, RESTful APIs, Git, Azure DevOps, NuGet, Gradle, NServiceBus, API Management, OpenTelemetry, Application Insights, Splunk, Dynatrace
2w
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Wisconet Web Developer
Madison, Wisconsin, United States
$75k/yr HybridFull Time
University of Wisconsin–Madison
University of Wisconsin–Madison: Public research university providing academic programs and clinical healthcare.
1.5+ YOE18+ months building web apps with React and Tailwind CSS, experience creating weather/environmental visualizations, RESTful APIs, frontend mapping and visualization tools, UX knowledge, strong communication.
React, Tailwind CSS, RESTful APIs, MapBox, Recharts, D3, HighCharts, Git, SVN
1w
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Full-Stack & Mobile Application Developer
Beloit, Wisconsin, United States
OnsiteFull Time
Fairbanks Morse Defense
Fairbanks Morse Defense: Provides naval power and propulsion systems to defense fleets.
3+ YOE3+ years full-stack experience with React, Python, Node.js, Azure, and .NET MAUI; experience with RAG, OCR, offline-first mobile apps, Azure Government Cloud, and secure production deployments.
Microsoft Azure Government Cloud, Azure OpenAI Service, React, Python, Node.js, .NET MAUI, Azure AI Vision, Azure Document Intelligence, Azure AI Search, Microsoft Project, Microsoft Semantic Kernel, LangChain, LangGraph, PouchDB, CouchDB, SQLite, Git, Docker, Blazor Hybrid, SCADA, HMI
3w
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Senior Engineering Manager
Milwaukee or United States
RemoteFull Time
Sift Healthcare
Sift Healthcare: AI-powered platform for healthcare revenue cycle and payment optimization
Proven engineering management experience; deep front-end expertise with React, Next.js, and TypeScript; experience with SMART on FHIR and EMR integrations; familiarity with Python, dbt, and SQL; strong communication and leadership skills.
React, Next.js, TypeScript, Python, dbt, SQL, Claude Code, Cursor, Copilot, SMART on FHIR, SMART/OAuth2, FHIR R4, CDS Hooks, HL7 v2, EMR
3d
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Staff Software Engineer - IntelliScript (Remote)
Brookfield, Wisconsin, United States
$118k-$223k/yr RemoteFull Time
Milliman
Milliman: Global provider of actuarial and risk management consulting services.
10+ YOE10+ years software engineering experience with C#, .NET 8, React, SQL and AWS; strong design, problem-solving, Agile experience, and ability to mentor and operate in ambiguous early-stage environments.
C#, .NET 8, React, SQL, AWS, Scrum, FHIR, HL7, ICD-10
2mo
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Software Development Engineering - Sr Professional
Milwaukee, Wisconsin, United States
OnsiteFull Time
Fiserv
FiservNew York Stock Exchange: FI: Provides financial technology solutions for merchants and financial institutions.
2+ YOEBachelor's degree in CS or CE, 2 years full-stack dev in Java, REST APIs, Spring Boot, React/Angular, and NoSQL/SQL databases; experience with ReactJS, Kafka, security, IAM, networking.
Java, REST API, Spring Boot, React, Angular, jQuery, Oracle, SQL Server, Cosmos DB, MongoDB, Cassandra, Redis, Kafka, Security, IAM Policies, Networking
3mo
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Front-End Designer & Developer
Madison, Wisconsin, United States
OnsiteFull Time
Usona Institute
Usona Institute: Non-profit medical research organization developing psychedelic therapies.
4+ YOE4–6+ years in front-end development and UI/UX design; HTML5, CSS3/Sass, JavaScript; React; Tailwind; WordPress; CraftCMS; Sitecore; Figma; design systems; UX; cross-functional collaboration.
HTML5, CSS3, Sass, JavaScript, React, Tailwind, WordPress, CraftCMS, Sitecore, Figma
3mo
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Front-End Designer & Developer
Madison, Wisconsin, United States
OnsiteFull Time
Promega
Promega: Provides biological reagents and systems for life science research
4+ YOE4–6+ years in front-end development and UI/UX design; HTML5, CSS3/Sass, JavaScript, React, Tailwind; WordPress, CraftCMS, Sitecore; Figma and design systems; UX fundamentals; cross-functional collaboration.
HTML5, CSS3, Sass, JavaScript, React, Tailwind, WordPress, CraftCMS, Sitecore, Figma
1mo
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Software Engineering Manager
Brookfield, Wisconsin, United States
OnsiteFull Time
Best Version Media
Best Version Media: Hyperlocal print and digital advertising for local businesses
5+ YOE2+ MgmtBachelor's degree in CS/Information Systems, 5+ years software development with 2+ years leadership, hands-on experience with AWS, MongoDB/RDS, React, Symfony, Microsoft Suite, CI/CD and modern project management tooling.
AWS, MongoDB, RDS, React, Symfony, Microsoft Suite, CI/CD
1mo
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IT Enterprise Solution Architect
Hartland, Wisconsin, United States
OnsiteFull Time
Batteries Plus
Batteries Plus: Sells and services specialty batteries, light bulbs, and mobile devices.
7+ YOEBachelor's degree in CS/IS/Engineering, 7+ years in solution architecture, expertise with API-first, microservices, cloud-native and serverless, Microsoft Azure, .NET, Angular/React, CI/CD and DevOps practices, experience with enterprise retail platforms.
Microsoft Azure, .NET, Angular, React, CI/CD pipelines, POS, ERP, CRM, eCommerce, WMS, PIM
2d
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Microsoft Word Add-In Developer (Contract)
Madison, Wisconsin, United States
OnsiteContract
AkitaBox
AkitaBox: Facility asset lifecycle management and building operations software.
Experience building and publishing Word add-ins with Office.js/Word JavaScript API, production-level TypeScript and React, REST API integration, OAuth2/MSAL authentication, cross-platform Word compatibility, and strong testing/documentation practices.
Office.js, Word JavaScript API, TypeScript, React, Microsoft Authentication Library (MSAL), OAuth 2.0, Fluent UI, RESTful APIs, Microsoft 365, Microsoft marketplace
2mo
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Senior Staff Quality Engineer
Austin or Madison
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
5+ YOE5+ years QA experience in agile environments; designing and implementing test automation (keyword-driven, POM); API automation; Python and PyTest proficiency; familiarity with Robot Framework or Playwright, JavaScript/React, Google Cloud, and Elastic Stack.
Python, PyTest, Robot Framework, Playwright, Javascript, React, Google Cloud, Elastic Stack (Elasticsearch, Kibana), CI/CD, RESTful, SOAP
3w
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Technical Lead
Milwaukee, Wisconsin, United States
$120k-$140k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOE8+ years experience with Sitecore including headless SXA on XM Cloud, GraphQL, Next.js/React, Sitecore JSS/SXA/Helix, cloud (Azure/AWS), ASP.NET MVC, CI/CD (Vercel), Agile/DevOps; ability to lead teams and communicate with clients.
Sitecore, SXA, XM Cloud, GraphQL, Next.js, React.js, Sitecore JSS, Helix, Sitecore AI, Azure, AWS, ASP.NET, ASP.NET MVC, CI/CD, Vercel, JavaScript, CSS, Angular, Bootstrap
2mo
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Quality Engineer - SDET
Madison or London
HybridFull Time
118 118 Money
118 118 Money: UK-based provider of personal loans and credit cards
Experience in software QA and test automation; hands-on with Playwright, Appium, WebDriverIO, Cucumber/Gherkin, BrowserStack; proficient in REST services, GitHub; knowledge of .NET/C#/TypeScript/JavaScript; AWS and DevOps; strong problem-solving.
Playwright, Appium, WebDriverIO, Cucumber, BrowserStack, REST, GitHub, GitHub Actions, TeamCity, Octopus, Postman, DataDog, .NET, C#, TypeScript, JavaScript, ReactNative, AWS, DevOps, Serverless