Front End Engineer - React

Confiz; Seattle (WA); On-site; USD 110,000 - 160,000; Full time

Job summary

Confiz Limited in Seattle seeks an experienced React UI Developer to design, build, and maintain scalable interfaces for modern web applications. You will translate UI/UX designs into efficient code and collaborate with product, design, and backend teams.

The role emphasizes performance, accessibility, and cross‑browser compatibility, with opportunities to mentor juniors and influence front‑end architecture in a fast-paced agile environment.

Qualifications

• 2–3 years of front-end or UI development experience.
• 2+ years of hands-on React.js experience.
• Strong proficiency in JavaScript (ES6+), HTML5, CSS3.
• Experience with Hooks, Context, and functional components.
• Hands-on experience with Redux for state management.
• Strong RESTful API integration with back-end services.
• Solid understanding of responsive design and cross-browser compatibility.
• Strong problem-solving skills and attention to detail.

Responsibilities

• Design responsive, high-performance UIs using React.js.
• Build reusable components and front-end libraries.
• Translate UI/UX designs into clean, efficient code.
• Optimize for speed, accessibility, and cross-browser compatibility.
• Collaborate with product, design, and backend teams.
• Lead front-end architecture discussions and design decisions.
• Mentor juniors and conduct code reviews to uphold standards.
• Enforce best practices in state management and performance.
• Write unit and integration tests for UI reliability.
• Participate in agile ceremonies and sprint planning.

Skills

React.js

JavaScript (ES6+)

HTML5

CSS3

Hooks

Context API

Redux

REST APIs

UI/UX

TypeScript

Tools

Next.js

Material UI

Ant Design

Kubernetes

Terraform

AWS

Jest

CI/CD

Job description

Confiz is seeking an 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.

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 standardsEnsure 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 plus.
• Experience on AWS cloud, kubernetes, provis

Requirements

• 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 ioning 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

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/