Front-End Software Engineer – React

Confiz Limited; Seattle, Northern (WA, KY); On-site; USD 90,000 - 120,000; Full time

Job summary

Confiz Limited in Seattle seeks an experienced React UI Developer to design, build, and maintain high-quality, scalable interfaces for modern web applications. The ideal candidate combines deep React expertise with strong UI/UX sensibilities and a proven track record of performant, maintainable front-end solutions in complex environments.

This hybrid role requires onsite presence four days a week (Mon–Thu) and remote Fridays, enabling close collaboration with product managers, designers, and

Qualifications

• 2–3 years of front-end or UI development experience.
• 2+ years of hands-on React.js experience.
• Strong JavaScript, HTML5, CSS3 skills.
• Experience delivering performant, scalable front-end solutions.
• Familiarity with RESTful APIs and backend integration.

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.

Skills

React.js

JavaScript ES6+

HTML5

CSS3

Hooks & Context

Redux

REST APIs

UI/UX

Cross-browser

Testing (unit/integration)

Education

Bachelor's degree or equivalent experience

Tools

Material UI

Ant Design

Chakra UI

Next.js

Job description

One of Confiz’s largest retail clients is 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.

This is a hybrid role, based in Seattle, WA.

Onsite presence of 4 days per week is expected Monday through Thursday, Remote Fridays

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

Qualifications

• Bachelors or equivalent experience
• 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

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, visit: https://www.linkedin.com/company/confiz/