47 reactjs developer jobs at 25 companies in Watertown, WI

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
2mo
Save
Mark Applied
Hide
Engineer II
Austin or Madison
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
3+ YOE3+ years professional software development; experience with Python and ReactJS preferred; strong SQL, ORM and NoSQL knowledge; experience with microservices; clear technical communication and on-call participation.
Python, ReactJS, SQL
2mo
Save
Mark Applied
Hide
PHP Developer
Auburn Hills or Juneau
OnsiteFull Time
Whisker
Whisker: Designs and manufactures automated pet care products and appliances.
2+ YOE2–3+ years web development with PHP; experience with MVC (Laravel or Symfony); REST APIs; relational databases; Agile; BS in CS/CE or equivalent.
PHP, Laravel, Symfony, REST APIs, SQL, JavaScript, React, Vue, Angular, SASS/LESS, Webpack, Gulp, Grunt, Docker, Git, Azure
2w
Save
Mark Applied
Hide
Senior Software Engineer
Milwaukee or United States
$114k-$222k/yr RemoteFull Time
Northwestern Mutual
Northwestern Mutual: Provides life insurance and financial planning services to individuals.
4+ YOEBachelor's degree plus 4 years software development experience; 3 years with data mining/BI tools, ETL, CI/CD (GitLab, IaC), modern viz (React, Matplotlib, Plotly, D3), and Power BI; experience with Snowflake, Snowpipe, DBT, Python, TypeScript, SQL, Terraform, and AWS.
Snowflake, Snowpipe, DBT, Python, React/Redux, TypeScript, SQL, Terraform, AWS, GitLab, Matplotlib, Plotly, D3, Microsoft Power BI
1mo
Save
Mark Applied
Hide
Senior Software Engineer (C#/SQL) - Plex
Mayfield Heights or Milwaukee
HybridFull Time
Rockwell Automation
Rockwell AutomationNYSE: ROK: Sells industrial automation hardware and digital manufacturing software solutions.
5+ YOEBachelor's degree or equivalent experience; legal US work authorization required (no sponsorship). Prefer 5+ years development experience with C#, SQL/database design, web (HTML/CSS/JavaScript), version control (Git), and software development best practices.
C#, SQL, Microsoft SQL Server, Oracle, HTML, CSS, JavaScript, Git, Mercurial, Subversion, .NET Core, React, Knockout, Docker, Kubernetes, Apache Kafka, Go, Plex
3mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
Staff Software Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
Fiserv
FiservNew York Stock Exchange: FI: Provides financial technology solutions for merchants and financial institutions.
4+ YOEBachelor's degree in CS or related field; 4+ years in software development; experience with React, TypeScript, Java, Spring Boot; REST APIs; MySQL and MongoDB; distributed web systems; agile practices; leadership experience.
React, Webpack, TypeScript, CSS, HTML, Jest, MySQL, MongoDB, Java, SpringBoot
1w
Save
Mark Applied
Hide
Software Engineer - Agentic AI (Amazon Bedrock)
Hopkins or Minneapolis or Irving or Brookfield or Atlanta or Chicago or Cincinnati
$60k-$135k/yr HybridFull Time
Wipro
WiproNYSE: WIT: Global technology services and consulting for digital transformation.
5+ YOE5+ years software engineering experience with cloud-native development; experience with Amazon Bedrock, agent frameworks, Python or Java, microservices, CI/CD, Docker/Kubernetes, LLMs and RAG architectures.
Amazon Bedrock, AWS, Autogen, Semantic Kernel, LangChain, Agent SDKs, Python, Java, REST APIs, LLMs, RAG, Azure Functions, Azure Storage, Azure DevOps, Azure Service Bus, Docker, Kubernetes, CI/CD, React
1d
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
Senior Staff Engineer
Madison, Wisconsin, United States
$180k-$220k/yr HybridFull Time
Recovery.com
Recovery.com: Matches patients with mental health and addiction treatment centers.
10+ YOE10+ years professional software engineering experience; deep TypeScript/full-stack expertise; proven architecture, API, scalability, and reliability experience; strong communication and mentorship skills.
TypeScript, React, Next.js, Node.js, PostgreSQL, Algolia, AWS, GCP, Vercel, Cloudflare
1mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
AI Solutions Engineer
Milwaukee or United States
$124k-$235k/yr HybridFull Time
Baker Tilly
Baker Tilly: Provides audit, tax, and consulting services to business clients.
3+ YOEBachelor's in CS/IT or equivalent; 3+ years in cloud apps (AWS); AI/Agent-based solutions; API data integration; Python/JavaScript; AWS containers/serverless; experience with AI tools; US work authorization.
AWS, Python, JavaScript, Node.js, React, SQL, NoSQL, Sage Intacct, APIs, Amazon Bedrock, Cursor, Windsurf, Claude Code
2mo
Save
Mark Applied
Hide
Senior Fullstack Engineer, Solve
Austin or Madison or San Francisco
$145k-$217k/yr HybridFull Time
Zendesk
Zendesk: Provides cloud-based software for customer service and support.
3+ YOE3+ years of production software experience; backend-first with APIs, async systems, integrations, and real-time systems; ownership of features end-to-end; experience with real-time or event-driven tech such as WebSockets/WebRTC.
Python, FastAPI, React, TypeScript, WebRTC, Redis, MongoDB, LLM / speech
3w
Save
Mark Applied
Hide
Full Stack Engineer Manager
New York or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
8+ YOEBachelor's degree or equivalent experience; 8+ years Python; 2+ years platform engineering; 1+ year with two of Linux admin, Docker/Kubernetes, modern JavaScript framework or DevOps; 1+ year Terraform; strong communication and problem-solving.
Python, Linux, Docker, Kubernetes, React, NodeJS, Terraform, EC2, Lambda, EKS, Fargate
1mo
Save
Mark Applied
Hide
Software Engineer, R&D - IntelliScript (Remote)
Brookfield or Alaska or California or Connecticut or Illinois or Maryland or Massachusetts or New Jersey or New York City or Pennsylvania or Virginia or Washington or District of Columbia
$79k-$199k/yr RemoteFull Time
Milliman
Milliman: Global provider of actuarial and risk management consulting services.
4+ YOE4+ years software engineering experience; strong C#, .NET 8, React, SQL skills; AWS/cloud experience; Agile/Scrum familiarity; full SDLC and strong design, debugging, and collaboration skills.
C#, .NET 8, React, SQL, AWS, Agile, Scrum, TDD, GenAI, AI/ML, FHIR, HL7, ICD-10, microservices, event-driven
2w
Save
Mark Applied
Hide
Lead Engineer, Internal Developer Platform
Madison or Denver or Boston
$131k-$220k/yr HybridFull Time
American Family Insurance
American Family Insurance: Provides diverse insurance products and comprehensive financial services.
Extensive platform engineering experience across AWS and GCP, Kubernetes, Terraform/Crossplane, CI/CD (GitLab), Backstage, scripting (Python/Go/Bash), Datadog, and strong DevEx/DevOps and SRE practices.
Backstage, TypeScript, Node.js, React, AWS, GCP, VPC, IAM, S3, EKS, GKE, Terraform, Crossplane.io, Docker, Kubernetes, GitLab CI/CD, JFrog Artifactory, Python, Go, Bash, Datadog, REST, GraphQL, Git, Argo CD, Flux, Jenkins, GitHub Actions, Bitbucket pipelines, CloudFormation
1mo
Save
Mark Applied
Hide
Principal Agentic Engineer
San Francisco or Madison
$175k-$300k/yr OnsiteFull Time
MGT Insurance
MGT Insurance: AI-driven neo-insurer providing commercial insurance for small businesses.
6+ YOE6+ years experience building LLM-based agents and autonomous systems; expertise with OpenAI GPT/Anthropic Claude, LangChain/CrewAI; strong software engineering in Python and TypeScript; agent architecture and observability experience.
OpenAI GPT, Anthropic Claude, LangChain, CrewAI, Python, TypeScript, React
1mo
Save
Mark Applied
Hide
Senior AI Engineer
Minnetonka or Madison
$113k-$170k/yr HybridFull Time
Medica
Medica: Provides health insurance coverage and health plan administration services.
3+ YOE3+ years AI work experience; 5+ years software/platform engineering; Bachelor's degree or equivalent.
Java, Angular, React, Node.js, Flutter, MuleSoft, AWS, Azure, CI/CD, Enterprise search, Content management systems