React.js Developer - Frontend Architecture

Description

Key Responsibilities

• Design, develop, and deploy responsive web and hybrid mobile applications using React.js (and React Native if applicable).
• Translate UI/UX wireframes and design mockups into high-quality, maintainable code.
• Build modular, reusable, and efficient components for scalability and long-term maintainability.
• Implement advanced state management using Redux, Context API, or MobX.
• Integrate APIs (RESTful or GraphQL) to support dynamic, data-driven user interfaces.
• Work with Firebase or similar databases for real-time data synchronization.
• Architect and maintain clean, scalable front-end codebases aligned with company coding standards.
• Optimize web performance for speed, responsiveness, and cross-browser compatibility.
• Implement lazy loading, code splitting, and caching strategies to enhance application performance.
• Conduct thorough debugging, testing, and performance profiling.
• Collaborate with backend teams to define data contracts, APIs, and integration logic.
• Partner with UI/UX designers to refine designs and ensure visual and functional consistency.
• Mentor junior developers, perform code reviews, and promote best coding practices.
• Participate in sprint planning, estimation, and Agile ceremonies.
• Ensure code quality, maintainability, and documentation through reviews and testing.
• Write unit and integration tests using frameworks such as Jest, React Testing Library, or Cypress.
• Implement modern authentication and authorization mechanisms (JWT, OAuth).
• Maintain comprehensive documentation for components, workflows, and deployment procedures.
  

Core Skills

Technical Skills & Qualifications:

• Strong proficiency in JavaScript (ES6+), React.js, and Redux.
• Solid understanding of React Hooks, lifecycle methods, and functional component architecture.
• Expertise in HTML5, CSS3, SASS/SCSS, and responsive web design.
• Hands-on experience integrating Firebase, RESTful APIs, or GraphQL endpoints.
• Deep understanding of component composition, parent-child communication, and state management patterns.
• Familiarity with Webpack, Babel, Vite, or similar build tools.
• Experience with CI/CD pipelines for automated testing and deployment.
• Version control proficiency using Git (GitHub, GitLab, or Bitbucket).
• Experience using package managers (npm, Yarn, pnpm).
• Knowledge of unit testing and UI testing frameworks (Jest, Mocha, Enzyme, Cypress).
• Familiarity with ESLint, Prettier, and code quality enforcement tools.
  

Cloud & Backend Integration (Nice To Have)

• Experience working with Firebase Cloud Functions, AWS Amplify, or Azure App Services.
• Familiarity with Node.js/Express for backend integration.
• Knowledge of CI/CD tools such as GitHub Actions, Jenkins, or Azure DevOps.