18 senior react developer jobs at 8 companies in Darlington, 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
1mo
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Staff Software Engineer - Full Stack (React, Node)
Pune or San Francisco or Atlanta or Boston or Chicago or Dubuque or Dallas
OnsiteFull Time
OpenGov
OpenGov: Provides enterprise resource planning software to local government agencies.
10+ YOE10+ years full-stack experience with JavaScript/TypeScript, React and Node.js; experience building APIs, database models (SQL/NoSQL), event-driven systems, AI-powered features, and using AI-assisted dev tools.
JavaScript, TypeScript, React, Node.js, Ember.js, GraphQL, REST, PostgreSQL, MongoDB, AWS, Azure, Kubernetes, Docker, GitHub, Claude Code, Cursor, Copilot
2mo
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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
2mo
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Senior Staff Engineer
Austin or Madison
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development, experience with Python and ReactJS, strong SQL and database knowledge, cloud experience (GCP preferred), microservices, technical design and mentorship skills.
Python, ReactJS, SQL, GCP
2mo
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Senior Staff Engineer
Madison or Austin
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development; strong Python and ReactJS experience; familiarity with SQL, ORMs, non-relational databases, microservices, and cloud platforms (GCP preferred); excellent technical writing, communication, and mentoring skills.
Python, ReactJS, SQL, GCP
1mo
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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
2mo
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Senior Staff Software Engineer
Madison or Austin
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development, strong Python and ReactJS experience preferred, good SQL and database knowledge, experience with cloud (GCP preferred), technical writing, design, and mentoring skills.
Python, ReactJS, SQL, GCP
2mo
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Senior Staff Software Engineer
Austin or Madison
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development; strong Python and ReactJS experience; good SQL, ORMs, non-relational DB knowledge; experience with cloud (GCP preferred); excellent technical writing and communication; mentoring experience.
Python, ReactJS, SQL, ORMs, GCP, non-relational databases
2w
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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
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Senior Staff Software Engineer (Uno Health)
Madison or Austin
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development, strong Python and ReactJS experience, good SQL/ORM knowledge, GCP or other cloud experience preferred, excellent technical writing and mentoring skills.
Python, ReactJS, SQL, ORM, Google Cloud Platform (GCP)
1mo
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Senior Staff Software Engineer (Uno Health)
Austin or Madison
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
8+ YOE8+ years professional software development; strong Python and ReactJS experience; good SQL, ORMs, non-relational DB knowledge; preferred GCP/cloud experience; technical writing, architecture, mentoring, and product collaboration skills.
Python, ReactJS, SQL, ORMs, GCP
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
1w
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Senior Engineer, Internal Developer Platform
Madison or Denver or Boston
$99k-$167k/yr HybridFull Time
American Family Insurance
American Family Insurance: Provides diverse insurance products and comprehensive financial services.
Extensive experience building and operating cloud platforms (AWS/GCP), Kubernetes, IaC (Terraform/Crossplane), CI/CD, Backstage, scripting (Python/Go/Bash) and observability (Datadog).
AWS, GCP, Kubernetes, Docker, EKS, GKE, VPC, IAM, S3, Terraform, Crossplane.io, Backstage.io, TypeScript, Node.js, React, GitLab CI/CD, JFrog Artifactory, Python, Go, Bash, Datadog, Git, Argo CD, Flux, Jenkins, GitHub Actions, Bitbucket, CloudFormation, REST, GraphQL
2mo
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Senior Staff Quality Engineer
Madison or Austin
OnsiteFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
5+ YOE5+ years QA experience in agile environments; strong automation skills with Python/PyTest; experience with API automation, test frameworks (keyword-driven, POM), Google Cloud, Elastic Stack, and web technologies; coaching and mentoring experience.
Python, PyTest, Robot Framework, Playwright, Javascript, React, Google Cloud, Elastic Stack
3w
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Senior Software Engineer -Alerts
Atlanta or Austin or Baltimore or Charleston or Chicago or Cleveland or Dallas or Detroit or Houston or Indianapolis or Las Vegas or Los Angeles or Madison or Miami or Orlando or Philadelphia or Phoenix or Salt Lake City or San Francisco or Seattle or Oregon or United States
$156k-$195k/yr RemoteFull Time
New Relic
New Relic: Provides an observability platform for monitoring and improving software performance.
5+ YOE5+ years backend experience; strong Java/Kotlin, multi-threaded services, SQL, distributed systems, API delivery, and agile collaboration skills required.
Java, Kotlin, RESTful APIs, SQL, Kafka, Flink, Spark Streaming, AMQP, RabbitMQ, gRPC, Kubernetes, Docker, Terraform, AWS, GCP, Azure, React, TypeScript, GraphQL, CSS, LLMs, Model Context Protocol (MCP)
3w
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Staff Software Engineer
Austin or Madison
HybridFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
5+ YOE5+ years software engineering experience; deep expertise in backend and frontend, relational and non-relational databases, cloud platforms (GCP), microservices, observability, and strong communication and mentorship skills.
Python, ReactJS, GCP (Google Cloud Platform), Kubernetes, Cloud Functions, SQL, ORMs
3w
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Staff Software Engineer
Madison or Austin
HybridFull Time
Findhelp
Findhelp: Building digital infrastructure for connecting people to social services.
5+ YOE5+ years software engineering experience; design and lead large-scale services; expertise with Python and ReactJS; relational and non-relational databases; GCP and Kubernetes; strong communication and mentoring skills.
Python, ReactJS, SQL, GCP, Kubernetes, Cloud Functions
2w
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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
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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

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