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Key Responsibilities and Required Skills for a React UI Developer

💰 $95,000 - $145,000

Software DevelopmentFront-End DevelopmentUI/UXTechnology

🎯 Role Definition

A React UI Developer is the creative force at the heart of our user-facing applications. This role is all about bridging the gap between imaginative design and robust technical execution. You are not just a coder; you are an architect of the user experience, translating visual concepts, wireframes, and user stories into tangible, interactive, and beautiful web applications. Your primary focus is on developing a seamless, responsive, and performant user interface using the React.js ecosystem. You'll work hand-in-hand with UI/UX designers to breathe life into their visions and collaborate with back-end engineers to ensure our data flows smoothly to the user. Ultimately, your work directly shapes how our customers interact with our brand and products every single day.

📈 Career Progression

Typical Career Path

Entry Point From:

  • Junior Front-End Developer
  • Web Developer
  • JavaScript Developer

Advancement To:

  • Senior React Developer or Senior Front-End Engineer
  • Front-End Architect
  • Lead Front-End Engineer or Engineering Manager

Lateral Moves:

  • Full-Stack Developer
  • UX Engineer
  • Technical Product Manager

Core Responsibilities

Primary Functions

  • Develop, test, and maintain high-quality, responsive, and scalable user-facing features using React.js and its core principles.
  • Translate complex UI/UX design wireframes and mockups from tools like Figma or Sketch into pixel-perfect, functional code.
  • Architect and build a library of reusable, well-documented front-end components and libraries for future use, ensuring consistency across the application.
  • Collaborate closely with product managers, designers, and back-end engineers to conceptualize, build, and launch new features in an agile environment.
  • Write clean, modern, and maintainable code in JavaScript (ES6+), TypeScript, HTML5, and CSS3/Sass, adhering to internal style guides and best practices.
  • Implement robust state management solutions using libraries such as Redux, Zustand, or the built-in React Context API to manage complex application data.
  • Optimize application components for maximum performance, speed, and scalability across a wide array of web-capable devices and browsers.
  • Conduct thorough peer code reviews to provide constructive feedback, enforce code quality standards, and promote knowledge sharing within the team.
  • Integrate with back-end services by consuming and shaping data from RESTful or GraphQL APIs.
  • Develop and execute comprehensive unit and integration tests using frameworks like Jest and React Testing Library to ensure application stability and reliability.
  • Ensure the technical feasibility of proposed UI/UX designs, providing valuable feedback to designers to strike a balance between aesthetics and functionality.
  • Troubleshoot, debug, and resolve complex front-end issues, identifying root causes and implementing effective, long-term solutions.
  • Actively participate in all Agile/Scrum ceremonies, including sprint planning, daily stand-ups, sprint reviews, and retrospectives.
  • Guarantee application accessibility by implementing and adhering to W3C standards, including WCAG and ARIA guidelines.
  • Manage and configure front-end build pipelines and development environments using tools like Webpack, Vite, and CI/CD platforms.

Secondary Functions

  • Mentor junior developers, providing guidance on best practices, coding standards, and effective problem-solving techniques.
  • Stay abreast of the latest front-end technologies, frameworks, and industry trends, advocating for their adoption to improve our product and processes.
  • Contribute to the continuous improvement of our team's front-end development standards, tooling, and internal component libraries.
  • Assist in troubleshooting and resolving production support issues related to the user interface, ensuring a swift and positive user experience.
  • Create and maintain clear technical documentation for front-end architecture, components, and workflows to support team alignment and onboarding.

Required Skills & Competencies

Hard Skills (Technical)

  • React.js Mastery: Deep understanding of React, its core principles (components, hooks, state, props), and the broader ecosystem, including frameworks like Next.js.
  • JavaScript & TypeScript: Expert-level proficiency in modern JavaScript (ES6+) and a strong command of TypeScript for building scalable, type-safe applications.
  • HTML5 & CSS3: Rock-solid foundation in semantic HTML and advanced CSS, including pre-processors like Sass or LESS and methodologies like BEM or CSS-in-JS.
  • State Management: Hands-on experience with state management libraries like Redux (with Redux Toolkit), Zustand, or MobX, as well as React's Context API.
  • API Integration: Proven ability to work with RESTful and/or GraphQL APIs, including handling asynchronous requests, caching, and error management.
  • Front-End Testing: Proficiency in writing and maintaining tests using frameworks such as Jest, React Testing Library, and end-to-end tools like Cypress or Playwright.
  • Build & Version Control: Experience with modern build tools (Webpack, Vite) and package managers (npm, Yarn), along with expert use of Git for version control.
  • Web Performance: Strong knowledge of front-end performance optimization techniques, including code splitting, lazy loading, and browser rendering analysis.
  • UI/UX Acumen: A keen eye for design and the ability to interpret and implement UI/UX principles, ensuring a polished and intuitive user experience.
  • Accessibility (a11y): Familiarity with web accessibility standards (WCAG 2.1 AA) and ARIA attributes to build inclusive products.

Soft Skills

  • Collaborative Spirit: You thrive in a team environment, actively listening and contributing to create better outcomes together.
  • Proactive Problem-Solver: You don't just fix bugs; you identify root causes and are always thinking about how to prevent future issues.
  • Exceptional Communicator: Ability to clearly articulate complex technical ideas to both technical and non-technical stakeholders.
  • Meticulous Attention to Detail: A passion for precision, from pixel-perfect layouts to flawlessly functional interactions.
  • Adaptable & Eager to Learn: The tech landscape changes fast, and you have a genuine desire to learn new tools and techniques.

Education & Experience

Educational Background

Minimum Education:

Bachelor's degree in a relevant field or equivalent professional experience. We believe great developers come from all backgrounds, and a strong portfolio can be just as valuable as a degree.

Preferred Education:

A Bachelor's or Master's degree in Computer Science, Software Engineering, or a related discipline.

Relevant Fields of Study:

  • Computer Science
  • Software Engineering
  • Information Technology
  • Human-Computer Interaction

Experience Requirements

Typical Experience Range:

3-7 years of professional experience focused on front-end development, with a significant portion of that time dedicated to building applications with React.

Preferred:

A demonstrable portfolio of live websites or applications you have built is highly encouraged. Experience working in a product-focused company within an Agile/Scrum framework is a major plus.

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