64 senior react engineer jobs at 46 companies in Wisconsin

2mo
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
3w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Senior Integration Engineer
Colorado Springs or Alabama or Arizona or California or Colorado or District of Columbia or Florida or Georgia or Hawaii or Illinois or Indiana or Kansas or Massachusetts or Maryland or Michigan or Minnesota or Missouri or Montana or North Carolina or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Rhode Island or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia or United Kingdom or United States
$160k-$220k/yr RemoteFull Time
Slingshot Aerospace
Slingshot Aerospace: Software and data analytics for space operations management.
7+ YOE7+ years software development, 3+ years tech lead experience, bachelor’s in CS/engineering, experience with Java/Kotlin, Python, GraphQL, REST, Docker, React, TypeScript, cloud (Azure/AWS), Kubernetes, Git/GitHub Actions, Kafka; active TS/SCI clearance; travel up to 10%.
Java, Kotlin, Python, GraphQL, REST, Docker, React, TypeScript, Azure, AWS, Kubernetes, Git, GitHub Actions, Kafka, CloudEvents, PostgreSQL, MongoDB, Neo4j, Three.js, HLA, DIS
2mo
Save
Mark Applied
Hide
Senior Software Engineer
United States or Spain or Arizona or Arkansas or California or Connecticut or Florida or Georgia or Idaho or Illinois or Maine or Massachusetts or Michigan or Missouri or Nevada or New Hampshire or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Vermont or Virginia or Washington or Wisconsin
RemoteFull Time
Breezeway
Breezeway: Software platform for hospitality property operations and service management.
7+ YOE7+ years full-stack experience with React and Python/Flask, designing REST/GraphQL APIs, SQLAlchemy ORM, Celery, SaaS experience, and AI/LLM integrations.
Python, Flask, React, REST, GraphQL, SQLAlchemy, Celery, React Native, LLM
1mo
Save
Mark Applied
Hide
Senior Software Engineer
New York City or Arizona or California or Colorado or Connecticut or Florida or Georgia or Maine or Maryland or Massachusetts or Michigan or Minnesota or New Jersey or New York or North Carolina or Oregon or Rhode Island or South Carolina or Tennessee or Texas or Virginia or Utah or Wisconsin
$165k-$185k/yr RemoteFull Time
Electric
Electric: Provides automated IT management and security services for businesses.
8+ YOE8+ years backend experience with modern Python stack, leadership experience, proficiency in Postgres/SQLAlchemy, AWS, Terraform, FastAPI, React/TypeScript, observability, and familiarity with AI-assisted development.
Python, FastAPI, Pydantic, PostgreSQL, SQLAlchemy, Alembic, Temporal, Redis, AWS RDS, AWS S3, AWS SQS, AWS DynamoDB, AWS ECS, AWS IAM, Terraform, React, TypeScript, Claude Code
3mo
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
1mo
Save
Mark Applied
Hide
Senior Software Engineer, FullStack
Alabama or Alaska or Arkansas or Arizona or California or Colorado or Connecticut or Delaware or Florida or Georgia or Hawaii or Iowa or Idaho or Illinois or Indiana or Kansas or Kentucky or Louisiana or Maine or Michigan or Minnesota or Missouri or Mississippi or Montana or North Carolina or North Dakota or Nebraska or New Hampshire or New Jersey or New Mexico or Nevada or Ohio or Oklahoma or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia or Wyoming
$150k-$170k/yr RemoteFull Time
Patch My PC
Patch My PC: Automates third-party application patching for Microsoft IT management tools
8+ YOE8+ years professional software development; strong full-stack experience with .NET, React, and TypeScript; RESTful APIs, MongoDB/NoSQL, Docker, Azure DevOps, CI CD; production ownership and mentoring experience.
.NET, React, TypeScript, RESTful APIs, MongoDB, Docker, Azure DevOps, Microsoft Graph, Microsoft Intune, Microsoft ConfigMgr, WSUS, SignalR, WebSockets, Redux, Kubernetes, Redis, CI CD
3mo
Save
Mark Applied
Hide
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
6d
Save
Mark Applied
Hide
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
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
3mo
Save
Mark Applied
Hide
Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Wausau, Wisconsin, United States
$92k-$164k/yr OnsiteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
6+ YOE6+ years software engineering with strong SQL/Oracle/PL/SQL and Unix scripting; production support experience; experience with Snowflake, Kafka, GitHub, CI/CD, Apache Airflow, APIs and AI/ML; on-call production support experience.
SQL, Oracle, PL/SQL, Unix Scripting, AI/ML, Snowflake, APIs, GitHub, Git, Jenkins, GitLab, Kafka, Apache Airflow, Tivoli Workload Scheduler (TWSd), Java, .NET, React, Rally, Jira
1mo
Save
Mark Applied
Hide
Senior Software Engineer (Breakthrough)
Green Bay, Wisconsin, United States
HybridFull Time
U.S. Venture
U.S. Venture: Distributes energy products, automotive parts, and logistics data solutions.
10+ YOE10+ years software engineering experience, bachelor's in CS or related (or equivalent experience), proficiency with modern tools and frameworks, strong problem-solving, collaboration, and mentoring skills.
Python, Postgres, Node, React, TypeScript, GraphQL, Google Cloud Platform (GCP), Terraform, Docker, BigQuery, dbt, GCP Monitoring
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
Sr Software Engineer
Raleigh or Neenah
OnsiteFull Time
Jewelers Mutual
Jewelers Mutual: Provides insurance and risk management for the jewelry industry.
5+ YOE5+ years software engineering experience with deep React expertise, JavaScript/TypeScript, state management, RESTful/GraphQL APIs, platform modernization, mentoring, and Agile experience.
React, JavaScript, TypeScript, GraphQL, RESTful APIs, Angular, C#, Node, AWS, Databricks, CI/CD, Scrum, Kanban
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Alabama or Arkansas or Arizona or Florida or Georgia or Idaho or Indiana or Kansas or Maine or Michigan or Missouri or Mississippi or North Carolina or New Mexico or Oklahoma or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or Wisconsin or West Virginia
RemoteFull Time
Knowtion Health
Knowtion Health: Revenue cycle management and medical claims recovery services.
8+ YOE8+ years software development, Bachelor's in CS or related field, strong C#/.NET and SQL Server skills, SSIS and ETL experience, Azure familiarity, CI/CD and Agile experience.
C#, Entity Framework, .NET, MVC, HTML5, CSS3, REST APIs, Bootstrap, jQuery, Angular, React, Node.js, Microsoft SQL Server, T-SQL, SQL Server Integration Services (SSIS), Azure SQL, Azure App Services, Azure Cache for Redis, Azure Key Vault, Azure Data Factory, ARM templates, PowerShell, GitLab, Jenkins, Azure DevOps
1mo
Save
Mark Applied
Hide
Senior Full Stack Developer
Rothschild or Alabama or Arkansas or Arizona or Colorado or Florida or Georgia or Illinois or Indiana or Kentucky or Louisiana or Maryland or Michigan or Minnesota or Missouri or Mississippi or North Carolina or New Jersey or Nevada or New York or Ohio or Oklahoma or Oregon or South Carolina or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin
$100k-$125k/yr RemoteFull Time
Foundation Finance
Foundation Finance: Point-of-sale consumer financing for home improvement projects.
5+ YOEBachelor's in CS/Engineering, 5+ years development experience, expertise in front-end/middleware/back-end, test-driven development, REST/GraphQL, security and performance optimization.
JavaScript, GraphQL, Jest, Kafka, MongoDB, Express, React, Node.js, NestJS, Redis, SQL, TypeScript, Jira
4w
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
Staff Software Engineer, Platform
Arkansas or California or Colorado or Connecticut or Florida or Illinois or Louisiana or Massachusetts or Michigan or Minnesota or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or Tennessee or Texas or Virginia or Washington or Wisconsin
$163k-$185k/yr RemoteFull Time
EasyLlama
EasyLlama: Mobile-first platform for employee compliance and harassment prevention training.
10+ YOE10+ years software engineering experience; expert Ruby on Rails and React; deep Kubernetes, Docker, AWS, CI/CD, distributed systems, API design, and production reliability experience.
Ruby on Rails, React, Kubernetes, Docker, AWS, CI/CD, Terraform, Helm, RabbitMQ, SQS, NATS, Stripe, SQL
1mo
Save
Mark Applied
Hide
Senior Software Engineer, Elixir
Arkansas or Arizona or Colorado or Connecticut or Florida or Georgia or Idaho or Illinois or Indiana or Kentucky or Maryland or Michigan or Minnesota or Missouri or North Carolina or New Hampshire or Oklahoma or Oregon or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin
RemoteFull Time
PDQ
PDQ: Provides software deployment and IT asset management solutions.
5+ YOE5+ years developing Elixir/Erlang applications, bachelor's degree or equivalent experience, experience with GraphQL, GCP, PostgreSQL, Stripe, observability tools, Git, CI/CD, and strong communication and problem-solving skills.
Elixir, Erlang, Rust, React, Typescript, GraphQL, Stripe, CI/CD, Google Cloud Platform (GCP), PostgreSQL, Prometheus, Grafana, Git