Senior React UI Developer

  • Seattle, Washington, United States
  • Full-time
  • Information Technology
  • 1867

We are seeking an experienced Senior React UI Developer to design, build, and maintain high-quality, scalable user interfaces for modern web applications. The ideal candidate brings deep expertise in React, strong UI/UX sensibilities, and a proven track record of delivering performant, maintainable front-end solutions in complex, large-scale environments.

This role requires close collaboration with cross-functional teams and the ability to lead front-end initiatives while upholding best engineering practices.

Responsibilities

  • Design and develop responsive, high-performance web applications using React.js.

  • Build and maintain reusable components and front-end libraries to ensure scalability and consistency.

  • Translate UI/UX designs and business requirements into clean, efficient, and maintainable code.

  • Optimize applications for performance, accessibility, and cross-browser compatibility.

  • Collaborate closely with product managers, designers, and backend engineers to deliver end-to-end solutions.

  • Lead front-end architecture decisions and contribute to technical design discussions.

  • Mentor junior developers and conduct code reviews to maintain high engineering standards.

  • Enforce best practices in state management, component design, and performance optimization.

  • Write and maintain unit and integration tests to ensure UI reliability and quality.

  • Participate in Agile ceremonies, including sprint planning, estimation, and retrospectives.

Qualifications

  • Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent professional experience.

  • 8–10 years of experience in front-end or UI development.

  • 5+ years of hands-on experience with React.js.

  • Strong proficiency in JavaScript (ES6+), HTML5, and CSS3.

  • In-depth experience with modern React features including Hooks, Context API, and functional components.

  • Hands-on experience with state management libraries such as Redux.

  • Experience integrating front-end applications with RESTful APIs and backend services.

  • Solid understanding of responsive design principles and cross-browser compatibility.

  • Strong analytical and problem-solving skills with exceptional attention to detail.

We have a global team of amazing individuals working on highly innovative enterprise projects & products. Our customer base includes Fortune 100 retail and CPG companies, leading store chains, fast growth fintech, and multiple Silicon Valley startups.

What makes Confiz stand out is our focus on processes and culture. Confiz is ISO 9001:2015 (QMS), ISO 27001:2022 (ISMS), ISO 20000-1:2018 (ITSM) and ISO 14001:2015 (EMS) Certified. We have a vibrant culture of learning via collaboration and making workplace fun.

People who work with us work with cutting-edge technologies while contributing success to the company as well as to themselves. 

To know more about Confiz Limited, visit https://www.linkedin.com/company/confiz

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