18 senior react engineer jobs at 14 companies in Greenfield, WI
6d
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Senior Mobile Software Developer
Watertown, Wisconsin, United States
RemoteFull Time
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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Senior Software Engineer, Design Systems
North Chicago, Illinois, United States
$97k-$184k/yr HybridFull Time
5+ YOEExpert React and TypeScript skills, front-end design-system experience, Claude Code skills and agentic AI workflow development, Python/Node.js backend capability, Storybook/GitHub/Axe proficiency, accessibility (WCAG) and strong communication.
React, TypeScript, Python, Node.js, Storybook, GitHub, Axe, Claude Code, Figma, OutSystems, Angular, HTML, CSS, MCP
1w
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AI Engineer
Watertown, Wisconsin, United States
RemoteFull Time
10+ YOEBachelor's preferred; 10+ years software development; 3+ years AI/ML and LLM experience preferred; experience with RAG, vector databases, agent frameworks, prompt engineering, deployment and observability; React/TypeScript and cloud familiarity.
LLM, Retrieval-Augmented Generation (RAG), vector databases, Model Context Protocol (MCP), React, TypeScript
4w
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Senior Engineering Manager
Milwaukee or United States
RemoteFull Time
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
2w
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Senior Software Engineer - Full Stack
Brookfield or Hopkins or Irving
HybridFull Time
5+ YOEBachelor's or equivalent, 5+ years experience, expertise in Java/Spring Boot and React.js, cloud and microservices experience, familiarity with Kafka, CI/CD, Kubernetes, RDBMS/NoSQL, agile and DevOps practices.
Java, Spring boot, React.js, Angular JS, Azure, AWS, GCP, Apache Kafka, Spark, Spring Security, Oauth2, Openid connect, PostgreSQL, MS SQL, Cassandra, MongoDB, JavaScript, Flux, Redux, Immutable.js, Jenkins, Cloud bees, Apigee, Kubernetes, Rancher, GenAI, AI/ML
3mo
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Staff Software Engineer
Milwaukee, Wisconsin, United States
OnsiteFull Time
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
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Software Engineer
United States or Austin or Boston or Chattanooga or Chicago or Dallas or Denver or Houston or Jefferson City or Kansas City or Madison or Milwaukee or Minneapolis or Nashville or Omaha or Providence or Springfield or Saint Louis or Washington
$76k-$234k/yr HybridFull Time
5+ YOEBachelor's or equivalent,5+ years application engineering experience,full‑stack proficiency with backend focus,experience with generative AI and cloud deployment (Azure preferred),strong architecture and communication skills.
Python, Javascript, TypeScript, React, Vue, Azure, CI/CD, LLM APIs
1mo
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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
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
2w
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Technology Engineer II – Platform & Full Stack Engineering
North Chicago, Illinois, United States
$110k-$209k/yr HybridFull Time
2+ YOEBachelor's+experience (varies by degree), CI/CD and pipeline engineering, backend and frontend development, Docker/Kubernetes, AI-assisted development tools, DevOps toolchains, observability and compliance in regulated environments.
GitHub Copilot, Claude Code, OpenAI, Git, Docker, Kubernetes, Terraform, CloudFormation, Datadog, Grafana, Splunk, OpenTelemetry, .NET, Python, React, AWS, Azure
6d
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Front End Developer
Germantown, Wisconsin, United States
HybridFull Time
5+ YOE5+ years front-end experience with HTML/CSS/JavaScript and modern frameworks; experience with Makeswift or BigCommerce page builders, accessibility (WCAG), responsive design, API integration, and Git. Bachelor's degree preferred.
HTML, CSS, JavaScript, Makeswift, Big Commerce B2B Page Builder, BigCommerce B2B Page Builder, React, Vue, Angular, Git
2mo
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Javascript - Senior Developers - AI Training - Milwaukee, US
Milwaukee or United States
$50/hr RemoteContract
BS/MS/PhD in CS or related field, professional experience building scalable JavaScript/TypeScript web apps, ability to solve LeetCode Medium–Hard problems, deep JS knowledge (event loop, closures, async), and strong code quality standards.
JavaScript (ES6+), TypeScript, React, Node.js, Vue, Angular, Jest, Cypress, Webpack, Vite, GraphQL, RESTful APIs, LeetCode
2w
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Director of Development
Vernon Hills, Illinois, United States
$150k-$195k/yr OnsiteFull Time
10+ YOE3+ MgmtBachelor's in CS/SE/IT or equivalent,10+ years enterprise software development,3+ years leading engineering teams,expertise in enterprise architecture,Agile delivery,cloud and data platforms,strong communication and leadership.
C#, .NET, ASP.NET Core, Python, RESTful API, Microsoft SQL Server, Microsoft Power BI, Azure DevOps, Azure, Git, CI/CD, React, Microsoft Graph API, OAuth, OpenID Connect, Microsoft Entra ID, Claude Code, GitHub Copilot, Cursor, OpenAI Codex, Azure SQL
6d
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Manager, Software Engineering - IntelliScript (Remote)
Brookfield, Wisconsin, United States
$118k-$223k/yr RemoteFull Time
10+ YOE3+ Mgmt10+ years software engineering experience including 3+ years managing engineers; strong backend, data pipeline, cloud (AWS), C#/.NET, React, API, CI/CD and Agile experience; GenAI-enabled development familiarity.
C#, .NET, React, AWS, CI/CD, REST
1mo
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Assistant Director, Software Engineering-Real Estate
Milwaukee, Wisconsin, United States
$160k-$240k/yr HybridFull Time
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
3w
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Assistant Director, Software Engineering - Public Investments
Milwaukee or New York City
$176k-$264k/yr HybridFull Time
8+ YOE8+ years software and data engineering experience, prior people leadership, experience with public investment systems, strong full‑stack (React, Node.js) and data platform (dbt, Snowflake) expertise, REST API design, and technical leadership.
React, Node.js, REST APIs, dbt, Snowflake, Aladdin Enterprise, Calypso, Bloomberg, Charles River
2mo
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Chief Technology Officer
Milwaukee, Wisconsin, United States
$230k-$265k/yr RemoteFull Time
10+ YOE10+ years leading technology teams; proven startup/scale experience; health tech or fintech/payments focus; experience with payment orchestration, ledgering, money movement, and vendor management.
.NET, C#, React, Microsoft Azure, SQL
2mo
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Software Development Engineering - Sr Professional
Milwaukee, Wisconsin, United States
OnsiteFull Time
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
1mo
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Software Engineering Manager
Brookfield, Wisconsin, United States
OnsiteFull Time
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