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Senior React Js Developer Jobs in Seattle, WA (NOW HIRING)

Webtellect, LLC

FE Developer + React

Seattle, WA · On-site

$118K - $137K/yr

We are looking for a Front End Developer to help design and develop green field innovations in our ... Our current stack consists of a series of microservices using technologies like React.js, Node.js, ...

Webtellect, LLC

FE Developer + React

Seattle, WA · On-site +1

$118K - $137K/yr

We are looking for a Front End Developer to help design and develop green field innovations in our ... Our current stack consists of a series of microservices using technologies like React.js, Node.js, ...

Avani Technology Solutions, Inc.

Sr. Developer

Seattle, WA · On-site

$62 - $82/hr

JS, moment.js etc - Sound knowledge of pre-processor scripting languages such as SCSS, Less etc - Expertise in component life cycle events - Expertise in implementing React Router - Hands on ...

krg technology inc

"Sr. Developer"

Redmond, WA

$61.25 - $75/hr

Angular 2 Heavier front-end focus. candidate who has successfully completed 2+ projects on Angular JS, React, TypeScript etc Well verse with Microsoft technologies, C#, .Net Strong communication ...

Zen3

.Net Full Stack Developer

Redmond, WA

Microsoft Role: .Net Full Stack Developer Location: Redmond, WA Type: Contract Duration: 12+ Months ... Good knowledge in Design patterns * experience in Java script, Angular JS or React JS is preferred ...

Zen3

.Net Full Stack Developer

Redmond, WA · On-site

Company Description JOB DETAILS: Client: Microsoft Role: .Net Full Stack Developer Location ... Good knowledge in Design patterns * experience in Java script, Angular JS or React JS is preferred ...

Softpath

Fullstack UI Developer

Redmond, WA

React.js and TypeScript development * JavaScript (ES6+) and frontend fundamentals (HTML, CSS) * REST API integration * Basic backend knowledge (Node.js / APIs) * Database exposure (DynamoDB or ...

Sonsoft Inc

UI Developer (GC--USC)

Redmond, WA · On-site

$56 - $72.75/hr

... React.js, Angular.js, Bootstrap.js, Node js, dynamic HTML and JSON Should have good knowledge of React js, Redux, Angularjs 2, DurandalJS, KnockoutJS, Telerik frameworks At least 3 years of ...

Vy Systems

Full Stack UI Developer

Redmond, WA · On-site

Full Stack / UI Developer is responsible for building scalable web applications with a focus on ... React.js and TypeScript development JavaScript (ES6+) and frontend fundamentals (HTML, CSS) REST ...

PamTen Inc

React Developer

Bellevue, WA · On-site

$116K - $135K/yr

PamTen Inc is seeking a Senior Software Engineer with strong expertise in modern front end ... Express.js • Testing frameworks: Playwright, Cypress, Jest • UI frameworks: Material UI or ...

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Senior React Js Developer information

See Seattle, WA salary details

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

As of Aug 11, 2026, the average hourly pay for senior react js developer in Seattle, WA is $70.25, according to ZipRecruiter salary data. Most workers in this role earn between $59.62 and $78.80 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior React JS developer?

To thrive as a Senior React JS Developer, you need advanced proficiency in JavaScript, React, front-end architectures, and a solid understanding of web development principles, typically supported by a relevant degree or equivalent experience. Expertise in tools and systems like Redux, TypeScript, RESTful APIs, version control (Git), and familiarity with testing frameworks and CI/CD pipelines is highly valued. Strong problem-solving, communication, and leadership skills help you drive technical decisions and mentor junior developers. These skills are crucial for building scalable, maintainable applications and ensuring project success in dynamic, collaborative environments.

What does a senior React JS developer do?

A Senior React JS Developer is responsible for designing, developing, and maintaining complex user interfaces using the React JavaScript library. They lead front-end development efforts, provide technical guidance to junior developers, and ensure best practices in code quality and performance. Additionally, they collaborate with cross-functional teams to deliver scalable and efficient web applications, often participating in architectural decisions and code reviews.

What are some common challenges faced by senior React JS developers when leading a front-end development team?

Senior React JS Developers often encounter challenges such as balancing the adoption of new technologies with project stability, ensuring consistent code quality across team members, and effectively communicating technical decisions to both technical and non-technical stakeholders. They are also responsible for mentoring junior developers, which requires patience and strong leadership skills. Navigating complex project requirements and integrating React with various back-end systems can add further complexity to their daily responsibilities.
What are the most commonly searched types of React Js Developer jobs in Seattle, WA? The most popular types of React Js Developer jobs in Seattle, WA are:
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Senior React Js Developer jobs near you
Infographic showing various Senior React Js Developer job openings in Seattle, WA as of August 2026, with employment types broken down into 80% Full Time, 5% Part Time, and 15% Contract. Highlights an 83% Physical, 5% Hybrid, and 12% Remote job distribution, with an average salary of $146,122 per year, or $70.3 per hour.

FE Developer + React

Webtellect, LLC

Seattle, WA • On-site

$118K - $137K/yr

Contractor

Re-posted 21 days ago

Job description

Company Description

Webtellect is an established software consulting firm.  We are equivalent to the finest "custom home builders" as it applies to software.  We build software for those companies who have funding but not the resources or for those companies who have the resources but not bandwidth.  We analyze, design, develop, test, deploy, maintain, and learn from our engagements to improve for the next.  We all share a passion and joy for software excellence.  As such, Webtellect consultants are highly coveted.

Job Description
  • We are looking for a Front End Developer to help design and develop green field innovations in our industry.
  • This role is responsible for prototyping, analysis, design, development, and delivery of the next generation product line along with bringing best practices to the current business.
  • We are building a next generation multi-channel multi-product e-commerce platform. Our current stack consists of a series of microservices using technologies like React.js, Node.js, Java, Spring Boot, Redis, HTML5/CSS3, Amazon Web Services, Docker and Big Data.
  • We execute an agile process that focuses on a biweekly delivery of quality software to production.
  • We are committed to using the latest technology and challenging ourselves.
Qualifications
  • 5+ years of Front End development including React and JavaScript
  • Experience with web application frameworks like Express, Strongloop, RoR, or Spring Boot
  • Experience building large-scale distributed systems using RESTful web services
  • Experience with front end technologies like CSS pre-compilers, templating, React and responsive design
  • Solid foundation in data structures, algorithms, OO Design and patterns
  • Comfortable in a fast paced agile process embracing Test-Driven-Design and APIs leading to CI/CD
  • B.S. in Computer Science, Electrical or Computer Engineering.
Additional Information

Notes:

  • 6 month contract.
  • ** No 3rd parties. **
  • ** No Visas allowed **

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