371 reactjs developer jobs at 216 companies in Illinois
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Java ReactJS Developer
Chicago, Illinois, United States
$82k-$127k/yrOnsiteFull Time
InfosysNYSE: INFY: Global leader in next-generation digital services and consulting.
Strong hands-on experience in Java/J2EE, Spring Boot, microservices, React, APIs, cloud, CI/CD and Oracle; bachelor\u0002s degree or equivalent experience; strong communication and analytical skills.
CommServe Technologies: Michigan-based IT services and software providing managed IT, cloud, cybersecurity, custom development, and business solutions.
5+ YOERequires 5+ years of ASP.NET/.NET Core development with C# or VB.NET, 3+ years of ReactJS, SQL expertise, web API testing, Agile practices, and familiarity with cloud, CI/CD, Git, and Kubernetes.
Navistar: American commercial truck, bus, engine, and parts manufacturer serving North American fleets as a TRATON subsidiary.
2+ YOEBachelor's degree with 2+ years of software engineering experience, master's with 1+ year, or 5+ years of experience. Requires .NET, C#, ReactJS, SQL, APIs, testing, Git, and Kubernetes expertise.
Navistar: American commercial truck, bus, engine, and parts manufacturer serving North American fleets as a TRATON subsidiary.
1+ YOEExperience with .NET Core, ASP.NET, C#, ReactJS, SQL, Kubernetes, Git/TFS, CI/CD; Bachelor's (2+ yrs) or Master's (1+ yr) or 5+ yrs experience; authorized to work in the US.
FIS, Inc.NYSE: FIS: Global leader in financial technology and payment processing services.
2+ YOEPreferred degree in computer science, software engineering, human-computer interaction, or related field; 2–5+ years of front-end engineering experience; proficiency with ReactJs, TypeScript, CSS/SCSS, RESTful APIs, and testing tools.
Modern Woodmen of America: Fraternal financial services organization providing life insurance and annuities.
Associate degree in computer science, information technology, software development, or related field required; software development or technical experience, programming knowledge, analytical skills, and SDLC experience required.
Warrior Insurance Network: Private insurance marketing organization serving independent agents and member carriers with personal and commercial auto products.
5+ YOEBachelor's degree or equivalent experience, 5+ years of software development, and advanced proficiency with C#, .NET, React, Git, Agile, CI/CD, software architecture, testing, and AI-assisted development tools.
C#, .NET, React, Git, Agile, CI/CD, Microsoft Azure, AWS, SQL, REST APIs, Claude Code, Codex, GitHub Copilot
DeanHouston: Privately held B2B marketing firm serving technical product and services companies with integrated growth programs.
3+ YOE3–5 years of web development experience and a bachelor's degree or equivalent experience. Requires HTML, CSS, JavaScript, WordPress, PHP, MySQL, Git, Linux, and web hosting knowledge.
HTML5, CSS3, JavaScript, DOM, Web APIs, Git, GitHub, DNS, Let's Encrypt, SSL, AWS, Microsoft Azure, NGINX, Apache, WordPress, PHP, MySQL, Linux, React, Node.js, Python, LLMs, AI Agents, WCAG, ADA
Alabama or Colorado or Delaware or Florida or Georgia or Illinois or Indiana or Kansas or Louisiana or Maryland or Minnesota or Mississippi or North Carolina or New Jersey or Ohio or Pennsylvania or South Carolina or Tennessee or Texas or Virginia
$80k-$114k/yrRemoteFull Time
Tripoint Solutions: Minority-owned federal technology contractor providing software engineering, process improvement, and lifecycle support to government customers.
3+ YOEBachelor's degree or equivalent experience, 3+ years developing websites or web applications, HTML, CSS, JavaScript, accessibility standards, responsive design, analytics, staged deployments, and Agile collaboration.
Amazon Web Services (AWS), ServiceNow, UiPath, Salesforce Experience Cloud, Salesforce Digital Experiences, Lightning Web Components, HTML, CSS, JavaScript, Jira, React, Angular, Vue, axe, WAVE, JAWS, NVDA, Digital Analytics Program (DAP), Google Analytics, Git
Turing: AI research accelerator and intelligent talent cloud platform.
3+ YOEAt least 3 years of software engineering experience, full-stack application development, scalable production deployment, software architecture, debugging, code review, and strong written and oral communication.
Java, Python, JavaScript, ReactJS, C, C++, Rust, Go
Champaign-Urbana Mass Transit District: Government transit district providing bus, paratransit, and on-demand transportation for Champaign-Urbana-Savoy communities and University of Illinois riders.
3+ YOEBachelor's degree in computer science or related field required; 3 years of software development preferred. Experience with C#, ASP.NET Core, HTML, CSS, TypeScript, React, Next.js, Azure, and Git preferred.
.NET Core, React, Next.js, C#, ASP.NET Core, HTML, CSS, TypeScript, Azure, Git, GTFS, GTFS-RT, SIRI, Web Content Accessibility Guidelines
Tata Consultancy ServicesBSE: 532540: Global leader in IT services, consulting, and business solutions.
8+ YOERequires strong Java and Spring Boot experience, distributed application development, React JS, coding skills, Agile and test-driven development; AWS and AI knowledge preferred.
Java, Spring Boot, J2EE, EJBs, Spring MVC, Hibernate, RESTful services, JMS, Kafka, Elasticsearch, React JS, AWS, AI
Utah or Wisconsin or Alaska or West Virginia or District of Columbia or Washington or Virginia or Vermont or Texas or Tennessee or South Dakota or South Carolina or Rhode Island or Puerto Rico or Pennsylvania or Oregon or Oklahoma or Ohio or North Dakota or North Carolina or New York or New Mexico or New Jersey or New Hampshire or Nevada or Nebraska or Montana or Mississippi or Minnesota or Michigan or Massachusetts or Maryland or Maine or Louisiana or Kansas or Iowa or Indiana or Illinois or Idaho or Georgia or Florida or Delaware or Connecticut or Colorado or California or Arkansas or Arizona or Alabama or Virgin Islands, U.S. or Missouri or Wyoming
$80k-$90k/yrRemoteFull Time
Harris Computer: Global provider of mission-critical vertical market software solutions.
3+ YOEBachelor\u0002s or equivalent experience, 3+ years software development, strong Java (11/17+), Spring/Spring Boot, REST API, databases, search tech, React/Next.js, and familiarity with AI-assisted development.
Java, JVM, Spring, Spring Boot, RESTful API, PostgreSQL, MySQL, MongoDB, Elasticsearch, React, Next.js, Material UI, GitHub Copilot, Claude, Cursor, ChatGPT
Preferred Risk Insurance Services: Insurance-services providing accounting, marketing, legal, claims, and technology support to insurance businesses.
5+ YOE5+ years professional software development experience; advanced proficiency with C#, .NET, React; Git; CI/CD and automated testing experience; bachelor's in CS/Engineering or equivalent.
C#, .NET, React, Git, Microsoft Azure, AWS, Claude Code, Codex, GitHub Copilot, SQL
Jacksonville or Dallas or Cincinnati or Los Angeles or Sacramento or Richmond or Minneapolis or Boston or Kansas City or Chicago or Tampa or Washington or San Antonio or Houston or Colorado Springs or Nashville or San Diego or Pittsburgh or Tacoma or New York or Phoenix or Miami or Fayetteville
HybridFull Time
Wounded Warrior Project: U.S. nonprofit veterans service organization providing programs, services, and advocacy for post-9/11 wounded veterans, service members, and families.
7+ YOE7+ years designing and implementing Salesforce solutions; 5+ years with Apex, LWC, Visualforce and integrations; Salesforce Platform Developer II required; Bachelor’s in CS/IS/software engineering or equivalent.
Salesforce CRM (Sales and Service Cloud), Force.com, Visualforce, Apex, Lightning Web Components, Cascading Style Sheets (CSS), HTML, Java, .NET, Data Loader, AppExchange, React, React Native, SQL
RedMane Technology: RedMane is a privately held application software consulting and systems integration firm serving public-sector and commercial clients.
3+ YOERequires 3+ years of Java 8 web application development, Core Java, application servers, JSP, servlets, OOD/OOP, JavaScript frameworks, SQL Server, and a bachelor's degree in a related field.
IBMNYSE: IBM: Global technology and consulting focusing on cloud and AI.
High school diploma/GED required; programming proficiency and systems development coursework required. Familiarity with web applications, cloud, AI, databases, and modern development frameworks. Must work without visa sponsorship.
CorpayNYSE: CPAY: Corporate payments and expense management.
4+ YOE4+ years professional C#/.NET development experience, ASP.NET MVC/Web API, Entity Framework, SQL Server, cloud (Azure/AWS) experience, CI/CD and source control (Git); leadership and communication skills.
.NET, C#, ASP.NET MVC, Web API, Entity Framework, JavaScript, HTML, CSS, Angular, React, SQL Server, Azure, AWS, Git, Docker, Kubernetes
Grand Rapids or Denver or Chicago or Massachusetts or New Hampshire or New York or North Carolina or Oregon or Texas or Utah or Vermont or Virginia or United States or Canada
$120k-$160k/yrRemoteFull Time
Campspot: Campground reservation software and outdoor-stay marketplace serving campground operators and campers across North America.
3+ YOE3+ years professional software development; experience with Claude Code and Anthropic API; strong TypeScript and React; knowledge of prompt engineering, REST APIs, async patterns; ability to review AI-generated code and write tests.
Claude Code, Anthropic API, TypeScript, React, REST APIs
Chicago or United States or Canada or South America or Europe
$125k-$150k/yrRemoteFull Time
TXI: Employee-owned custom software consulting firm building AI-powered workflows for companies running complex operations.
Experienced engineer able to develop back-end and front-end code, reason about infrastructure and production, advocate for maintainable architecture and testing, use AI-assisted development tools, and partner with clients.