Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Front End React Engineer

SPECTRAFORCE

Title: Front End React Engineer

Duration: 3 Months (Potential to convert or extend)

Location: Seattle, WA 98101 (Monday through Thursday - Friday remote)

Interviews: 15 minute manager sync, Then 45 minute technical round.

We are seeking an experienced React UI Developer to design, build, and maintain high-quality, scalable user interfaces for modern web applications. The ideal candidate has deep expertise in React, strong UI/UX sensibilities, and a proven track record of delivering performant, maintainable front-end solutions in complex environments. Working experience with Java services and infrastructure (terraform, AWS cloud, Kubernetes) is a plus.

Key Responsibilities

  • Design and develop responsive, high-performance web applications using React.js
  • Build reusable components and front-end libraries for scalability and consistency
  • Translate UI/UX designs and business requirements into clean, efficient code
  • Optimize applications for maximum speed, accessibility, and cross-browser compatibility
  • Collaborate closely with product managers, designers, and backend engineers
  • Lead front-end architecture decisions and contribute to technical design discussions
  • Mentor junior developers and conduct code reviews to maintain high engineering standards
  • Ensure best practices in state management, component design, and performance optimization
  • Write unit and integration tests to ensure UI reliability and quality
  • Participate in agile ceremonies and contribute to sprint planning and estimation

Required Qualifications

  • 2-3 years of experience in front-end or UI development
  • 2+ years of hands-on experience with React.js
  • Strong proficiency in JavaScript (ES6+), HTML5, CSS3
  • Experience with modern React features: Hooks, Context, functional components
  • Hands-on experience with state management libraries such as Redux
  • Strong experience with RESTful APIs and integrating front-end with backend services
  • Solid understanding of responsive design and cross-browser compatibility
  • Strong problem-solving skills and attention to detail

Preferred Qualifications

  • Experience with TypeScript
  • Familiarity with Next.js or other React frameworks
  • Experience with design systems and component libraries (Material UI, Ant Design, Chakra, etc.)
  • Knowledge of performance monitoring and optimization tools
  • Experience working in large-scale applications
  • Android Native is plus
  • Working experience on Java services is a plus.
  • Experience on AWS cloud, kubernetes, provisioning infrastructure using Terraform is desirable, but not a must.

Soft Skills

  • Strong communication and collaboration skills
  • Ability to work independently and lead UI initiatives
  • Passion for clean code, usability, and user experience
  • Comfortable working in fast-paced, agile environments

Education

Bachelors or equivalent experience

Vacancy posted 9 days ago
Similar jobs that could be interesting for youBased on the Front End React Engineer in Seattle, WA vacancy
  • $50 - $55 per hour

    Judge Group, Inc. is seeking an Engineer 1 - Front End React for Seattle, WA. This hybrid role combines onsite and remote collaboration with a 6-month contract, offering hourly wages between $50.00 and $55.00 USD. The position emphasizes React-based frontend work in a... 
    Suggested
    Hourly pay
    Contract work
    Remote work

    Judge Group, Inc.

    Seattle, WA
    1 day ago
  • $191k - $294k

     ...tracking, simulation and wargaming, hardware, systems engineering, and test and evaluation to build an accredited...  ..., robotics, and more. We absolutely need React experience for this role. You will be owning all front end decisions for a team of 30+ engineers. You’ll make... 
    Suggested
    Full time
    Work experience placement
    Immediate start
    Remote work

    Anduril Industries

    Seattle, WA
    3 days ago
  •  ...Net React DeveloperLocation: Bellevue, WA – OnsiteFulltime EmploymentRoles and Responsibilities:Lead the design and development of scalable...  ...technical guidance and mentorship to development team membersOwn end-to-end feature delivery, including design, implementation, code... 
    Suggested

    AceStack LLC

    Bellevue, WA
    2 days ago
  • $184.9k - $250.2k

     ...from others. We are seeking a talented and passionate Senior Front End Engineer (SDE) who wishes to work at the intersection of Automated Reasoning...  ...- Experience developing with MVC/MVM frameworks (e.g. React.JS, AngularJS, Vue)Preferred qualification - Knowledge of web... 
    Suggested
    Internship
    Flexible hours

    Amazon

    Seattle, WA
    2 days ago
  • $50 - $55 per hour

     ...Location: Seattle, WA Salary: $50.00 USD Hourly - $55.00 USD Hourly Description: Position: Engineer 1 - Front End React Location: Seattle, WA (Hybrid - 4 Days Onsite) Duration: 6+ Month Contract (Potential Extension or Conversion) **W2 Contract**No C2... 
    Suggested
    Hourly pay
    Contract work

    Judge Group, Inc.

    Seattle, WA
    1 day ago
  • $143.7k - $194.4k

     ...entire business functions. We create end-to-end products that surprise and...  ...base and an exciting charter in front of us that includes solving highly complex engineering and algorithmic problems. We are...  ...Front-End technologies like React, open-source libraries, a full-stack... 
    Internship
    Flexible hours

    Amazon

    Seattle, WA
    2 days ago
  • $143.7k - $194.4k

     ...platform we build is what makes that possible.We're looking for a Front End engineer energized by hard problems on both sides of the stack. You...  ...- Experience developing with MVC/MVM frameworks (e.g. React.JS, AngularJS, Vue)- 2+ years of front-end developer creating... 
    Internship
    Flexible hours

    Amazon

    Seattle, WA
    2 days ago
  • $143.7k - $194.4k

     ...instead of manual processes. AFX is looking for an experienced Front-End Engineer (FEE) to lead the buildout of user experiences across SMGS,...  ...experience- Experience developing with MVC/MVM frameworks (e.g. React.JS, AngularJS, Vue)- 2+ years of front-end developer creating... 
    Internship
    Flexible hours
    Shift work

    AmazonWebServices

    Seattle, WA
    1 day ago
  • Position Overview: As a Front End Engineer I, you will be instrumental in the design and development of engaging user interfaces for our digital platforms. Working closely with UX/UI designers and backend engineers, you will bring to life intuitive and interactive web... 

    Eton Solution

    Bellevue, WA
    2 days ago
  • $168.1k - $227.4k

     ...Slack, and as a Chrome extension.We're looking for a Senior Front-End Mobile Engineer to build the mobile experience for Aza on iOS and Android....  ...feel native, this is that job.The ideal candidate has deep React Native expertise, experience building conversational or voice... 
    Internship
    Flexible hours

    Amazon

    Bellevue, WA
    14 hours ago
  • Join Eton Solution as a Front End Engineer I, an entry-level role focused on designing and implementing engaging user interfaces for our digital platforms. You will work with UX/UI designers and backend engineers to translate designs into responsive, high-performance web... 

    Eton Solution

    Bellevue, WA
    2 days ago
  •  ...you find the best job for you. Job Title: Front End Developer Location: Seattle, WA (Onsite...  ...should have more leadership senior engineering role driving some long-term strategic decisions...  ...model " Thorough understanding of React.js and Next.js and its core principles "... 
    Permanent employment
    Contract work
    Remote work

    Tekfortune Inc

    Seattle, WA
    4 days ago
  •  ...Role: Frontend Developer /Frontend Lead (React /Angular, TypeScript, JavaScript) Employment...  ...-native applications aligned to modern engineering practices. Key Responsibilities: •...  ...solutions on AWS. • Own delivery end to end from design through production support... 
    Permanent employment

    Brillio

    Seattle, WA
    8 days ago
  •  ...Frontend Engineer – Watchtower Labs Location: In Person required. Bellevue, WA. Eligibility...  ...or AI/ML engineers to ensure cohesive end-to-end user experiences. Build...  ...TypeScript and familiarity with Vite (or similar React-based tooling). Deep comfort with... 

    Watchtower Labs

    Bellevue, WA
    a month ago
  • $148.5k - $223.9k

     ...of Salesforce.The ExperienceThe MeshMesh Engineering team is building the next-generation...  ...platform for Salesforce customers. As a Front End Software Engineer, you will build the breakthrough...  ...ReactJS, Flux, Redux, Relay/GraphQL, React Native, Ember.js, or Node.js.You... 
    Full time

    Salesforce

    Seattle, WA
    3 days ago
  •  ...Science, Information Systems, Electrical Engineering, Mathematics, or a related quantitative...  ...firm specializing in delivering top-tier React Native solutions to companies across...  ...Seattle, WA $129,300.00-$223,600.00 1 day ago Front-End Engineer, Seller Success Program... 
    Full time
    Temporary work
    Work at office
    Relocation
    Relocation package

    Tech Consulting

    Seattle, WA
    1 day ago
  • $350k

     ...Job title: Staff Frontend Engineer ⚛️ Location: Seattle Compensation...  ...capabilities feel simple and intuitive to end users. What we're looking for. ~6+ years of front end engineering experience, with...  ...belt. ~ Deep proficiency in React and modern TypeScript ~... 
    Full time
    Shift work

    Harrison Clarke

    Seattle, WA
    14 hours ago
  • $34.67 - $54.18 per hour

     ...APIs using C# and .NET / .NET Core. Experience building reusable React components, hooks, state management, routing, and responsive...  ...layers and collaborate effectively with Product, QA, DevOps, and engineering teams. Mandatory Skills: The pay range that the employer in... 

    Capgemini

    Seattle, WA
    14 hours ago
  • $60k

    A leading IT staffing service provider located in Bellevue is seeking a .NET Developer. The role involves developing robust applications and requires strong communication and analytical skills. Candidates should have 5+ years of experience with .NET technologies, including...

    Dellfor Technologies

    Bellevue, WA
    1 day ago
  • $143.7k - $194.4k

     ...beautiful, delightful, and personal. You'll architect scalable front-end solutions that handle high traffic volumes and seamlessly...  ...Video experiences worldwide. You'll work with a talented team of engineers, scientists, and designers to bring new video ad products to market... 
    Internship
    Worldwide
    Flexible hours

    Amazon

    Seattle, WA
    4 days ago
  • $130k - $145k

     ...legal services. Modern Family Law, a fast-growing national law firm specializing in family law, is seeking a Senior Frontend React Engineer. We are building a new technology product for family law, where the quality of the user experience matters because clients... 
    Full time
    Temporary work
    Flexible hours

    Modern Family Law

    Bellevue, WA
    22 days ago
  • $70 - $75 per hour

     ...Design 2.User Research, Prototyping & Design Thinking 3.Web App Report Development Nice to have skills Detailed Job Description Build end to end full stack web Apps, integrating UIUX, backend services, and customer data across Azure and Databricks. Build endtoend... 
    Contract work

    Long Finch Technologies

    Bellevue, WA
    23 days ago
  • Capgemini in Seattle, WA seeks an experienced back-end and front-end engineer to develop modern, scalable web applications. You will build REST APIs in C#/.NET and create reusable React components while aligning with Azure cloud services and security best practices. You... 

    Capgemini

    Seattle, WA
    14 hours ago
  •  ...to help clients scale AI with speed and confidence.You AreA front-end engineer passionate about creating human-centered, intuitive, visually...  ...developing modern web applications using JavaScript, TypeScript, React, Next.js, Angular, Vue, or similar frameworks.Experience... 
    Work experience placement
    Live in
    Work at office
    Local area

    Accenture

    Seattle, WA
    1 day ago
  •  ...JavaScript Engineer (AI Training) About The Role What if your JavaScript expertise could directly influence how AI writes code for millions...  ...hands‑on experience with modern JavaScript frameworks such as React, Node.js, or Vue Strong instincts for clean, readable,... 
    Hourly pay
    Ongoing contract
    Contract work
    Freelance
    Remote work
    Worldwide
    Flexible hours

    Alignerr Corp.

    Seattle, WA
    3 days ago
  • $143.7k - $194.4k

     ...and new team members. - Lead engineering excellence initiatives for the...  ...and candidate-centric in the end-to-end experience. We accomplish...  ...non-internship professional front end web or mobile software development...  ...such as angular and react - 1 years of agile software... 
    Full time
    Internship
    Worldwide
    Flexible hours

    Amazon

    Seattle, WA
    2 days ago
  • $124.9k - $220k

     ...we’d love to meet you. What we do   At The Trade Desk, Front-end Software Engineers deliver complex and data-rich UIs to our internal users...  ...~ You have deep experience in in JavaScript/TypeScript, React, and browser APIs   ~ You are passionate about building... 
    Full time
    Temporary work
    Worldwide

    The Trade Desk

    Seattle, WA
    9 hours ago
  • $45 - $50 per hour

     ...Developer for a remote position with occasional travel. The ideal candidate should have over 3 years of front-end development experience, particularly with JavaScript, React, and Angular. Responsibilities include designing intuitive user interfaces and collaborating with... 
    Remote job
    Hourly pay

    INSPYR Solutions

    Bellevue, WA
    14 hours ago
  •  ...Job Description Job Description Job Title: Senior UX Engineer / Front-End Engineer Location: Bellevue, WA – Remote (PST) Duration...  ...development — strong proficiency in at least one modern framework (React, Angular, or Vue); hands-on with TypeScript, HTML5, CSS3,... 
    Remote work

    Artech LLC

    Bellevue, WA
    17 days ago
  •  ...technologies and best practices. Develop and maintain both front-end and back-end components, ensuring seamless integration and optimal...  ...and retrospective meetings. Minimum 2-3 years of software engineering experience Have built mobile apps (and/or web apps) full-... 
    Full time

    Cheez

    Seattle, WA
    3 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Front End React Engineer. Be the first to apply!