React JS Developer jobs in California

React Developer (AG-Grid, D3 library) - W2 Position

Remote

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60+d ago

Role: React/TyperScript Engineer with AG-Grid & D3 Exp: 10 Yrs Location: Remote Note: Financial services domain knowledge, AG-Grid and D3 library experience Description: Develop and maintain scalable React applications with TypeScript and modern state management (Redux, Zustand, Context API).Optimize rendering (SSR, SSG, CSR) for speed, SEO, and user experience.Design and develop front end using libraries like Ag Grid and charting libraries like D3Build reusable, high-performance UI components a

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Contract

Depends on Experience

W2 Role : React JS Developer

Irvine, California

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Yesterday

Required tech Stack - REACT JS, CSS, HTML, JavaScript, Typescript, Redux, Backend integration, React hooks,Good to have tech Stack Responsive design and library (Bootstrap), Node JS, Angular, AWS, AzureStrong Hands-on experience in ReactJSInvolvement in Analysis, Coding, ImplementationBug fixing and troubleshooting the fixes of the existing application.Participation in Agile Development Process and all SDLC layersMust be able to design and develop independentlyShould be a team player and mentor

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Depends on Experience

Lead React Developer

Hybrid in Mountain View, California

•

Today

Key Responsibilities:Technical Leadership:Lead and mentor a team of React developers, ensuring adherence to coding standards, performance optimization, and UI/UX best practices.Conduct design and code reviews, and provide technical guidance on complex front-end challenges. Application Development:Architect and develop responsive, dynamic, and interactive web applications using React.js, Redux, and modern JavaScript (ES6+).Integrate front-end components with RESTful APIs and microservices-based b

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Full-time

120000 - 130,000

Java React Developer (50/50 split) - Remote - W2 only - 12+ years candidates only

Remote

•

Today

Role: Java React Developer (50/50 split) Location: Seattle, WA/Sunnyvale California/ Bentonville, Arkansas/ Charlotte, NC/Plano, TX (Hybrid) Duration: 6+ months CTH W2 only Primary Levels: SeniorStaffPrincipal What you'll bring: 5+ years of relevant experience in building highly resilient, highly scalable systems. A good understanding of Java and Microservices. Hands-on experience with Java, React, Spring Boot, Cloud (Azure/Google Cloud Platform/AWS), Kafka (or other messaging service), Memca

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Contract

Depends on Experience

React Js Developer :: Mountain View, CA (Hybrid) :: Local Preferred :: W2 Only

Mountain View, California

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Today

We seek outstanding React JavaScript developers with strong foundation in core web technologies. Our collaborative team environment offers a lively exchange of ideas on building ever better experiences for our customers. Ensure high quality components are produced and published. We are looking for candidates that are self-directed, familiar with Agile methodology to take requirements and turn them into delightful experiences for our customers. Qualifications: Strong experience in web development

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React Developer

Remote or Portland, Michigan

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10d ago

Who we are! At 4Ci our mission is to build long term relationships, based on trust, integrity, and knowledge with all our employees and business affiliates. 4Ci has been in business for 20 years and has employees working on mission critical projects nationwide. We provide computer programming, testing, and system design services to develop and maintain multi-year, multi-million-dollar mission critical applications for the US Government. Examples of such applications are Medicaid MMIS systems, He

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Full-time

Depends on Experience

Java + React Developer (W2 only)

Remote

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4d ago

Job Description: Hybrid 2 days/ week onsite at local office Experience with Open System development skills such as Java, JEE, JSP, Spring, Spring Boot, Spring JPA, REST, JSON, Junit, JavaScript, HTML, Spring Batch and XML are required. Strong experience with API development including experience with Rest Experience with API gateways and patterns Working Knowledge with message streaming infrastructure Kafka Experience with relational database (MS SQL) Working Knowledge with Micro Service Architec

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Depends on Experience

Lead Software Engineer - React Developer

Palo Alto, California

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Today

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer - React Developer at JPMorgan Chase within the Commercial and Investment Banking - Digital Platform Service Team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. As a core technical contributor, you are responsible f

Full-time

USD 152,000.00 - 215,000.00 per year

Fullstack Database Developer (React/Python APIs)

Hybrid in Menlo Park, California

•

Today

Fullstack Database Developer (React/Python API s). Overview Seeking a software developer to build a chemical inventory system that integrates seamlessly with our existing Lab Management System (LIMS). The goal is to improve material tracking, safety documentation, and experimental workflow integration. Requirements: Ingest materials using barcode scanning or UI inputRetrieve and store hazard information, SDS, and related dataIntegrate with the LIMS backend to support sample/material quantity upd

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Contract

$65 - $80

Senior Python Developer (React, FastAPI, Coding exp Must)

Remote

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2d ago

Position: Senior Python Developer (React and FastAPI) Location: Remote Duration: 6 Months Contract to Hire About R Systems: R Systems is a leading digital product engineering company that designs and develops chip-to-cloud software products, platforms, and digital experiences that empower its clients to achieve higher revenues and operational efficiency. Our product mindset and engineering capabilities in Cloud, Data, AI, and CX enable us to serve key players in the high-tech industry, inclu

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Contract

Depends on Experience

Front-End (React) Lead / Sr. Developer with strong expertise in modern AI frameworks and tools

Santa Clara, California

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13d ago

Job Title: Front-End (React) Lead / Sr. Developer with strong expertise in modern AI frameworks and tools Location: Santa Clara, CA (Onsite from Day 1 5 day work from office) Req Experience: 10+ year working with reputed clients We're seeking a talented Front-End Developer with strong expertise in modern AI frameworks and tools to join our team. The ideal candidate will develop intelligent, responsive web applications while collaborating with cross-functional teams to deliver cutting-edge user e

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Contract, Third Party

$60 - $80

Senior Full Stack Developer (React.js / Next.js/Bedrock) 10+ (Mandatory)

Remote

•

Today

Role : Senior Full Stack Developer (React.js / Next.js) Location: Knoxville, TN / Remote Type: Full time / W2 Experience required: 10+ (Mandatory) Stack: React.js, Next.js, Node.js, AWS, Amazon Bedrock Build modern UI experiences using React.js & Next.js Develop backend services and APIs (Node.js or Python) Integrate with AWS services (Lambda, API Gateway, S3, DynamoDB, RDS) Build generative AI features using Amazon Bedrock Deploy via AWS-native CI/CD pipelines What You Bring 10+ years full-stac

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Full-time

$100,000 - $100,001

REACT FRONTEND DEVELOPER

Remote or Hybrid in Chicago, Illinois

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29d ago

Job Title: React Frontend Developer Location: Alpharetta, GA (3 days onsite minimum) Duration: 3-6 months (Contract to hire) Job Summary: Good years of software development experienceExpert in software development domain and principles, including design pattern, code structure, programming language, continuous integration, and deployments.Expertise in single Page Applications, Rich Internet Application design and implementation.Strong command of browser-side client technologies including AJAX, H

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Contract

$60 - $70

FULL STACK DEVELOPER 10+ Years with React and API Tech, someone who can start without much handholding - 20 to 40 Hours per week, 100% Remote 6+ months, NO H1B

Remote

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21d ago

Prefer PST Time FULL STACK DEVELOPER 10+ Years with React and API Tech, someone who can start without much handholding - 20 to 40 Hours per week, 100% Remote 6+ months, NO H1B Job Title: Application and Integration Developer About the Role We are seeking a skilled and motivated Application and Integration Developer to join our development team. In this role, you will support the design, development, and integration of modern applications and data solutions across our enterprise ecosystem. The id

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Contract

$50 - $60

Full Stack Developer (Python/React.js)

Remote

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4d ago

TO BE CONSIDERED, CANDIDATES MUST BE US CIT AND LOCATED IN THE CONTINENTAL UNITED STATES AND BE WILLING TO WORK DURING EASTERN TIME ZONE HOURS CANDIDATES LOCAL TO THE DC/MD/VA METRO AREA ARE PREFERRED AND WILL RECEIVE PREFERENCE BUT THIS POSITION HAS THE ABILITY TO BE 100% REMOTE Formed in 2011, Inadev is focused on its founding principle to build innovative customer-centric solutions incredibly fast, secure, and at scale. We deliver world-class digital experiences to some of the largest feder

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Full-time

$90,000 - $120,000

Front end developer (Pro in React and Javascript)

California

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Today

Job Description: Front-End Developer (React & JavaScript) Job Description: Front-End Developer (React & JavaScript)

Third Party

Fullstack .NET Developer with React

Remote

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4d ago

Role :: .NET Software Engineer with Azure AI Location - Remote (Need to work in PST time zone) Tech Mahindra-Microsoft Mandate: C#, .Net, react Full StackAzure ServicesSQL, CosmosMicrosoft ecosystem, project experience preferredAzure DevOps, CI/CDGood to Have: Azure AI Foundry, CoPilot Studio Azure OpenAI ServTech Mahindra-Microsoft

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Full-time

Depends on Experience

Python developer with React JS (local only)

San Francisco, California

•

Today

Strong experience in Python and one or more frameworks (Django, Flask, FastAPI).Proficiency in React.js, JavaScript (ES6+), HTML5, and CSS3.Experience with REST APIs, microservices, and backend integrations.Hands-on knowledge of SQL/NoSQL databases (PostgreSQL, MySQL, MongoDB, etc.).Familiarity with version control systems (Git).Understanding of CI/CD pipelines and cloud environments (AWS/Azure/Google Cloud Platform) is a plus.Strong debugging, problem-solving, and communication skills.

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Contract

Depends on Experience

Full Stack Developer (Java and React) : Santa Clara, CA (3 days Hybrid)

Santa Clara, California

•

Today

Job Title : Full Stack Developer (Java and React) Location : Santa Clara, CA (3 days Hybrid) Duration : Long term Contract Job Description We need a strong Full Stack Developer (Java and React) 50% on Java and 50% on React, or 60 (Java)-40(React) ratio will also work Skills Needed Java React Google Cloud Platform Cloud (highly preferred) or any cloud exp Spring Boot Microservices NOSQL- MongoDB

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Contract

Depends on Experience

Frontend Developer with ReactJS - W2

Sunnyvale, California

•

Today

Hi, The following requirement is open with our client. Title: Frontend Developer with ReactJS Location : Sunnyvale, CA (Onsite) Duration : 12+ Months Relevant Experience (in Yrs.): 8+ Visa: -EAD, TN, USA and OPT-EAD (before 1995) only W2 Job Description: 6+ years of professional JavaScript development experience.6+ years of hands-on experience with React and modern frontend frameworks.5+ years of experience building and integrating APIs (REST/GraphQL).Strong understanding of GraphQL concepts

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Depends on Experience

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React JS Developer jobs in California, USA