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React Js Java Developer Jobs in Illinois (NOW HIRING)

NGTalentTech Group LLC

UI React Developer

Chicago, IL · On-site

$51.50 - $67/hr

We are seeking a talented and experienced UI React Developer to join our development team. The ... Develop responsive and interactive web applications using React.js. * Build reusable components and ...

Apex Informatics

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

Java Developer Location: Chicago , IL ( 3 days onsite 3 days remote) look for nearby Candidates only ( only W2 required) Must Have Skills : java, react, AWS

Seven Seven Software

Java Developer

Chicago, IL · On-site

$52.50 - $68/hr

* Strong experience in Core Java (Java 11+), Functional Programming, Spring, ORM (JPA/Hibernate ... Experience in web development and modern JS Frameworks (JavaScript, HTML 5, Ember, ReactJS or ...

Agile Defense

IL · On-site

$110K - $150K/yr

Integrate React applications with Java and .NET backend services and RESTful APIs. * Build ... Strong proficiency with React.js, TypeScript, SPA architecture, and modern JavaScript tooling.

Sonsoft Inc

Java Developer/Angular JS

Chicago, IL

$52.50 - $68/hr

No H1B & OPT-EAD At least 4 years of experience of development and testing experience with Portal development using any of the frameworks such as Angular JS/React JS. At least 4 years of experience ...

Apollo ITS

Java Developer

Chicago, IL · Hybrid

$52.50 - $68/hr

Java Developer Duration: 9 Months Location: Chicago, IL Worksite flexibility : Hybrid Employment ... Required skills, experience, etc.: 6+ years of experience with Java, SQL, React, JavaScript, CSS ...

Purple Drive Technologies

React JS with Azure

Chicago, IL · On-site

$56.75 - $70.25/hr

React JS with Azure Location: Chicago, IL and Atlanta, GA ReactJS with Azure (Majority work ... The ideal candidate is a ReactJS frontend engineer with Azure cloud deployment expertise who can ...

Purple Drive

React JS with Azure

Chicago, IL

$56.75 - $70.25/hr

React JS with Azure Location: Chicago, IL and Atlanta, GA ReactJS with Azure (Majority work ... The ideal candidate is a ReactJS frontend engineer with Azure cloud deployment expertise who can ...

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React Js Java Developer information

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How much do react js java developer jobs pay per hour?

As of Jun 18, 2026, the average hourly pay for react js java developer in Illinois is $54.94, according to ZipRecruiter salary data. Most workers in this role earn between $47.50 and $61.49 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a React JS Java Developer, and why are they important?

To thrive as a React JS Java Developer, you need strong proficiency in Java, JavaScript, React.js, and foundational knowledge of front-end and back-end development concepts, typically supported by a degree in computer science or related experience. Familiarity with tools such as Git, RESTful APIs, Maven, and build systems, as well as certifications like Oracle Certified Java Programmer, are often expected. Excellent problem-solving skills, collaboration, and effective communication differentiate top performers in this role. These skills and qualities are crucial for building scalable, maintainable applications and ensuring seamless integration between front-end and back-end systems.

What are React Js Java Developers?

React Js Java Developers are software professionals skilled in both React.js, a popular JavaScript library for building user interfaces, and Java, a robust programming language commonly used for backend development. These developers are capable of creating dynamic, responsive web applications by integrating React.js for the front end and Java-based frameworks like Spring Boot for the back end. Their combined expertise allows them to build full-stack applications, ensuring seamless communication between the client and server sides. This unique skill set is highly sought after in industries looking for scalable and efficient web solutions.

What is the difference between React Js Java Developer vs Java Developer?

AspectReact Js Java DeveloperJava Developer
Required SkillsJava, React.js, JavaScript, HTML/CSSJava, Spring, Hibernate, SQL
Work EnvironmentFront-end and back-end development, web applicationsBack-end development, enterprise applications
Industry UsageTech companies, startups, web development firmsFinancial, healthcare, enterprise sectors
CertificationsJava SE/EE, React certificationsOracle Java certifications, Spring certifications

The React Js Java Developer combines front-end skills with Java back-end expertise, focusing on building interactive web interfaces with React.js while integrating with Java-based servers. In contrast, a Java Developer primarily works on server-side applications, APIs, and enterprise systems using Java technologies. Both roles require Java knowledge, but React Js Java Developers also need proficiency in front-end frameworks and JavaScript, making their skill sets complementary yet distinct.

How do React JS Java Developers typically collaborate with backend and frontend teams in a project?

React JS Java Developers often serve as a bridge between frontend and backend teams. They work closely with frontend developers to ensure seamless integration of user interfaces built with React JS, while also collaborating with backend teams to design and consume APIs, often implemented in Java. Effective communication and regular code reviews are key to aligning on project requirements and technical standards. This collaboration helps deliver cohesive, scalable, and maintainable applications.
What are popular job titles related to React Js Java Developer jobs in Illinois? For React Js Java Developer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching React Js Java Developer jobs in Illinois look for? The top searched job categories for React Js Java Developer jobs in Illinois are:
What cities in Illinois are hiring for React Js Java Developer jobs? Cities in Illinois with the most React Js Java Developer job openings:
React Js Java Developer jobs near you

Python & React.js LEAD with AGRICULTURAL MANUFACTURING || onsite in Moline IL

1 Point System

Moline, IL

$126K - $155K/yr

Other

Posted 2 days ago

Job description

Title ; Python & React.js LEAD with AGRICULTURAL MANUFACTURING INDUSTRY EXPERIENCE

Location                            Moline IL ( LOCAL )

Duration                           12-36 month

Lead Full Stack Engineer – Python & React.JS

Overview

We are hiring a Lead Full Stack Engineer with 10+ years of experience in building scalable enterprise applications using Python and React.js. The ideal candidate brings hands-on development expertise, strong system design skills, and leadership capability, along with experience in AGRICULTURAL MANUFACTURING

Key Responsibilities

Technical Leadership

  • Lead architecture, design, and delivery of full-stack applications
  • Define coding standards, best practices, and design patterns
  • Mentor engineers and drive technical excellence
  • Participate in solution design, estimations, and code reviews

Frontend Development (React)

  • Develop modern UIs using:
    • React.js (Hooks, Context API, Redux)
    • TypeScript (preferred)
  • Build responsive, high-performance dashboards and data-driven interfaces
  • Optimize performance using lazy loading, memorization, and efficient state management

Backend Development (Python)

  • Build scalable backend services using:
    • FastAPI / Flask
  • Develop secure, robust REST APIs and microservices
  • Implement async processing and efficient data handling

API & Integration

  • Design APIs for seamless React integration
  • Ensure consistency in:
    • API contracts
    • Error handling
    • Versioning
  • Integrate with enterprise systems and third-party services

Cloud & DevOps

  • Design and deploy cloud-native solutions on AWS:
    • Lambda, API Gateway, S3, RDS/DynamoDB, ECS/EKS
  • Implement CI/CD pipelines and ensure system scalability and reliability

Domain Expertise (John Deere)

  • Experience working with John Deere Systems
  • Exposure to telematics, dealer systems, or equipment lifecycle data preferred

Required Qualifications

  • 10+ years of full-stack development experience
  • Strong expertise in:
    • Python (FastAPI/Flask)
    • React.js (Redux, Hooks, Context API)
  • Proven experience in:
    • API design and integration
    • Microservices architecture
    • Async programming

Preferred Skills

  • Experience with Kafka / event-driven architecture
  • Real-time systems (WebSockets, streaming)
  • Exposure to AI/GenAI integration
  • Strong knowledge of data pipelines and ETL processes

Leadership Expectations

  • Lead Agile ceremonies, sprint planning, and delivery
  • Collaborate with product managers and stakeholders
  • Drive technical decisions and delivery timelines
  • Support hiring and mentoring of engineering teams

Apply