React JS Developer jobs in Seattle, WA

Bothell, Washington

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Today

<>Sr. Java/ReactJS DeveloperLocation: Bothell, WA (F2F Required & Onsite from Day 1)Long Term Job Description: Design, develop, and maintain backend components and services using Java. Contribute to all phases of the software development lifecycle. Write clean, efficient, scalable, and testable code. Integrate server side logic with front end elements through APIs. Manage and optimize database schemas and queries. Ensure application performance, quality, and responsiveness. Troubleshoot, debug,

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Contract

$60 - $70

ReactJS Developer for Bothell, WA

Bothell, Washington

•

Today

Must be local ReactJS for Bothell, WA Long term job summary- We are looking for a skilled ReactJS Developer to join our development team. In this role, you will be responsible for developing and implementing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase. To be successful, you should have in-depth knowledge of JavaScript and Rea

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Contract, Third Party

React Developer

Snoqualmie, Washington

•

Today

Hello Everyone, Hope you are doing good My name is Pavan and I work with SPAR Information System., I have a great opportunity for you, please find the job details below, if you are interested in applying please send me your updated resume and best time for you to discuss about this opportunity in details Job title: React Developer Location: Snoqualmie WA We are seeking a Senior Frontend Developer (8+ years' experience) with deep expertise in React.js, Azure authentication mechanisms, and data-d

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Contract

Java Full Stack Developer (React)( F2F Interview Must) for Bothell, WA (Onsite)

Bothell, Washington

•

Today

Face to face interview required Job Title: Java Full Stack Developer (React) Location: Bothell, WA (Onsite) Contract Job Summary We are seeking a skilled Java Full Stack Developer with hands-on experience in React.js for front-end development and Java/Spring Boot for back-end services. The ideal candidate will design, develop, and deploy scalable web applications within a collaborative Agile environment. Key Responsibilities Design and develop end-to-end web applications using Java, Spring Boo

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Full-time, Contract, Third Party

Sr. React JS Developer

Snoqualmie, Washington

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8d ago

Role: Sr. React JS Developer Location : Snoqualmie, WA (Hybrid 3 days) - Locals onlyExp: 12+ Mandatory SKills :Expert in React, as it is central to our frontend development Good experience Next.js , it will improve our server-side rendered React applications.Experience working with SQL databases to manage data and integrate with the backend. MySQL and MariaDB is plus.Experience implementing role-based access control (RBAC) in frontend development to ensure secure user access.Experience in usi

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Contract

Depends on Experience

React Developer (W2 Candidates only)

Remote

•

Today

React Developer Location: 100% Remote Duration: 6 Months Contract-to-Hire Description: Their site is built to handle inventory tracking, end-to-end shipping integrations, API integrations, digital gift card services, platform partnerships w all social media platforms like Instagram/Facebook, mailing integrationsInfrastructure is in AWSThey integrate with HubSpot and a few other third partiesEnd to end fully integrate and customize the whole design including all UI UX which is fully integrated ac

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Contract

Depends on Experience

React Lead Developer

Bellevue, Washington

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Today

Role: React Lead Developer Location: Bellevue, WA (Hybrid Onsite) Long Term contract Responsibilities: Define front-end architecture and tech stack. Lead the development of UI features. Ensure consistency in design, performance, and responsiveness. Coordinate with UI developers and backend teams. Skills to Look For: React (Angular/Vue if preferred) State management (Redux, Context API, etc.) REST API integration Component library (MUI, Ant Design) Unit & E2E testing frameworks (Jest, Cypress)

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Third Party, Contract

ReactJS Developer

Remote

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4d ago

Requisition# NEW REQ (Contracting Only) POSITION: React JS Front End & Java Script Developer & Back End LOCATION: Remote (USA); must work in Pacific Time zone Long-term Contract Position Summary: React JS/Java Developer with Back End APIs requirements and qualifications 4+ years Experience with React, Java & JavaScript development Good understanding of React Front End and JavaScript Dom manipulation Techniques. Strong expertise with React UI, HTML Strong in Back End scripting, APIs, Microse

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Contract

$60 - $70

React Developer with AI experience

Remote or San Jose, California

•

Today

Required Skills & Experience 5-7+ years in front-end development with at least 2+ years in a technical lead / solution design role. Strong expertise in JavaScript (ES6+), TypeScript, HTML5, CSS3/SASS. Deep experience with React.js, redux Collaborate with backend teams to integrate AI/ML APIs, chatbots, recommendation engines, and NLP features. Familiarity with AI/ML API integration (e.g., OpenAI, TensorFlow.js, LangChain, Hugging Face APIs). Strong understanding of front-end architecture, state

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Contract

Depends on Experience

Senior Ruby/React Developer (Remote Opportunity)

Remote

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11d ago

VetsEZ is seeking a Senior Full Stack Developer with expertise in React/Redux for the frontend and Ruby on Rails for the backend to support a Department of Veterans Affairs (VA) project. The ideal candidate will design, build, and maintain scalable applications by developing intuitive user interfaces and robust server-side logic. This role involves integrating APIs, optimizing performance, and ensuring compliance with software standards. The Senior Developer will also contribute to system planni

Full-time

$120,000 - $135,000

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

Remote

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28d 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

Java Developer with React

Seattle, Washington

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Today

Role Full Stack Developer( Java + React JS + Python & Node) Onsite Seattle, WA Working 5 days office 8+ Years of US Experience Responsibilities: Design, implement, and launch high-quality software systems that solve complex problems and have a significant impact Leverage a wide range of AWS technologies to build full-stack web applications, distributed systems, and automation workflows Collaborate cross-functionally with engineering, product, customers, and business stakeholders to drive inn

Third Party, Contract

Senior UI Developer-Angular/React - FTC - Redmond, WA

Redmond, Washington

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7d ago

React/Angular CI/CD PipelinesKubernetes-PrototypingAzure Services -Azure DevOps

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Full-time

$50 - $60

(React.js) - Front-End Web Developer

Remote

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6d ago

Front-End Web Developer (React)Contract (W2) Remote About the Company A digital financial services organization is building a next-generation cryptocurrency and digital asset platform designed for performance, compliance, and user trust. Job Description Were hiring a Front-End Web Developer (React.js) to design and develop modern, responsive web applications powering a large-scale digital asset platform. Youll work closely with backend and product teams to ensure a smooth and performant user exp

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Contract

Depends on Experience

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

Remote

•

Today

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

Full Stack Developer -React / React Native with Mobile App experience its a Remote role - US, Canada, India

Remote

•

Yesterday

Job Title: Full Stack Developer (React / React Native / AWS / EHR Integration / AI Enabled) Remote - Canada/ Remote/ India / US About the Role: We re seeking a Full Stack Software Developer (Contract) to help build and scale the FAIT (Food Allergy Intelligence Technology) app, an AI powered HIPAA compliant SaaS platform that streamlines how allergists test, treat, and monitor patients. The ideal candidate is fluent in React, React Native, AWS, and EHR system implementation, with a passion for

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Third Party, Contract

Depends on Experience

Senior Front-End Developer - React / Azure / Entra ID - Portal

Remote

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: MBI (T2) Job Family: Software Engineering Job Qualifications: Skills: Automated Testing, DevOps, Git, Web Applications Certifications: None Experience: 5 + years of related experience ship Required: No Job Description: Transform technology into opportunity as a Web/Mobile Developer Senior at GDIT. Shape what's next for mission-critical govern

Full-time

USD 93,500.00 - 126,500.00 per year

Python Developer with React

Remote

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4d ago

Title : Python Developer with React Location : Remote Description Strong proficiency in Python and at least one web framework (Flask, Django, or Fast API)Hands-on experience with js, Redux, or React QuerySolid understanding of RESTful API design and integrationExperience with version control (Git/GitHub)Familiarity with Docker and CI/CD pipelinesGood knowledge of SQL and NoSQL databases (e.g., PostgreSQL, MongoDB)Understanding of web security, authentication (OAuth/JWT), and authorization princi

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Contract, Third Party

Depends on Experience

Full Stack Developer (Python/React with Health Tech)

Remote

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13d ago

Company Description: Our client is an academic private health system, focused on delivering compassionate, high quality care and putting discovery and innovation into practice at the bedside. Our client is an integrated network of care, delivering 25 percent of all hospital care in urban, suburban and rural communities across the state where they are located. They put academic medicine within reach through primary and specialty care delivered at 11 hospitals, as well as through a network of Urge

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Full-time

$135,000 - $160,000

Full Stack Developer (Python, React, AWS, UAT) - 100% Remote

Remote

•

Yesterday

Full Stack Developer (Python, React, AWS, UAT) - 100% Remote Must Haves - Python, AWS environment. 90% backend. Full production UAT. Client-facing ready as they spend time translating bad requirements via live call with engineers/PM facilitating. Nice to Have - React NodeJS, not a ton of front end. Client Experience. Telecom experience (OEMs, carriers, reverse logistics) Location: Remote, Central Time Zone preferred but open to any continental US time zone. Interview Process: CoderByte assessme

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Contract

$50 - $55

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React JS Developer jobs in Seattle, WA, USA