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Senior Java React Jobs in California (NOW HIRING)

Sr Java Developer

Newark, CA

$64.50 - $82/hr

Sr Java Developer Location: Newark, CA (Onsite), Local candidates are highly preferred Mandatory ... Java + React + Node Job Summary: Seeking an experienced in Java Microservices to design develop and ...

Senior Java Developer

Irvine, CA · On-site

$61.50 - $78.25/hr

Senior Java Developer Location: Irvine, CA 92618 Duration:12Months Must Have Skills: Java ... Secondary Skill Set - REACT JS, Redux, CSS, HTML, JavaScript, Typescript, Backend API based ...

New

Senior Java Developer

Sunnyvale, CA

$68 - $86.75/hr

Our client, a IT Services and Consulting company, is looking for a Senior Java Developer for their ... HTML, CSS, React * UI architecture, modules, and integration * Performance optimization for ...

Senior Java Developer

Sunnyvale, CA

$68 - $86.75/hr

Senior Java Developer Location: Sunnyvale, CA Experience Required: 8+ Years Employment Type ... Frontend exposure (HTML, CSS, JavaScript, React or similar). * Experience in large-scale consumer ...

Senior Java Developer

Sunnyvale, CA · On-site

$67.25 - $85.75/hr

Senior Java Developer Location: Sunnyvale, CA Experience Required: 8+ Years Employment Type ... Frontend exposure (HTML, CSS, JavaScript, React or similar). * Experience in large-scale consumer ...

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Showing results 1-20

Senior Java React information

What is the difference between Senior Java React vs Java Spring Developer?

AspectSenior Java ReactJava Spring Developer
Required CredentialsBachelor's in CS or related, Java, React, experienceBachelor's in CS or related, Java, Spring Framework, experience
Work EnvironmentFront-end and back-end development, collaborative teamsBack-end development, server-side applications, enterprise projects
Industry UsageWeb applications, SaaS, startups, tech companiesEnterprise software, banking, healthcare, large-scale systems
Common Search/ComparisonSenior Java React vs Java Spring DeveloperSenior Java React vs Java Spring Developer

Both roles require Java expertise, but Senior Java React focuses on full-stack development combining React for front-end and Java for back-end, while Java Spring Developer specializes in server-side development using the Spring Framework. The choice depends on whether you prefer front-end or back-end specialization within Java-based projects.

What does a Senior Java React developer do?

A Senior Java React developer is responsible for designing, developing, and maintaining complex web applications using both Java (usually for backend services) and React (for the frontend user interface). They collaborate with cross-functional teams to define project requirements, write efficient code, and ensure high-quality software delivery. In addition to coding, they often mentor junior developers, participate in code reviews, and help set technical standards for the team. Their role bridges server-side logic and client-side experiences, making them key contributors to modern web projects.

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

To thrive as a Senior Java React Developer, you need advanced proficiency in Java, React.js, and related frameworks, along with a bachelor's degree in computer science or a related field. Experience with tools like Spring Boot, RESTful APIs, version control systems (e.g., Git), and CI/CD pipelines is typically required. Strong problem-solving, leadership, and communication skills help you manage complex projects and mentor junior team members. These capabilities ensure the delivery of robust, scalable applications and smooth collaboration within cross-functional teams.

How do Senior Java React developers typically collaborate with cross-functional teams in agile environments?

Senior Java React developers often work closely with product managers, UX/UI designers, and QA engineers within agile teams. They participate in sprint planning, code reviews, and daily stand-ups to ensure that both backend (Java) and frontend (React) components are seamlessly integrated. Effective communication and the ability to translate business requirements into technical solutions are essential, as is mentoring junior developers and driving best practices across the team.
What are the most commonly searched types of Java React jobs in California? The most popular types of Java React jobs in California are:
What job categories do people searching Senior Java React jobs in California look for? The top searched job categories for Senior Java React jobs in California are:
What cities in California are hiring for Senior Java React jobs? Cities in California with the most Senior Java React job openings:
Infographic showing various Senior Java React job openings in California as of June 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution.

$64.50 - $82/hr

Other

Posted 7 days ago


Job description

Sr Java Developer

Location: Newark, CA (Onsite), Local candidates are highly preferred

Mandatory Skills: Java + React + Node

Job Summary: Seeking an experienced in Java Microservices to design develop and maintain scalable microservices based applications

Job Description:

Develop enterprise level applications using Java Microservices architecture

Design and implement RESTful APIs to support business requirements

Utilize Spring Boot framework for building and deploying microservices

Ensure application scalability performance and reliability through robust coding practices

Collaborate with Cross functional teams to integrate microservices with existing systems

Apply best practices for software development including code reviews unit testing and continuous integration

Work in Agile environments to deliver iterative software improvements

Maintain documentation for developed components and services

Troubleshoot and resolve production issues related to microservices

Stay updated with emerging technologies and industry trends relevant to Java Microservices

Roles and Responsibilities:

Lead the design and architecture of microservices based solutions aligned with business needs

Collaborate with stakeholders to translate requirements into technical specifications

Participate in daily scrum meetings and Agile ceremonies to ensure timely delivery

Conduct peer code reviews to maintain code quality and adherence to standards

Mentor junior developers and provide technical guidance

Implement and maintain CICD pipelines to automate build test and deployment processes

Ensure security best practices are followed in microservices development

Monitor application performance and optimize as necessary

Facilitate communication between development QA and operations teams

Contribute to continuous improvement initiatives within the development process