Frontend Developer (React.js) - Egypt

We are looking for a skilled and motivated Frontend Developer with strong experience in React.js and modern frontend development practices. The ideal candidate should be comfortable building scalable, responsive, and high-performance web applications and integrating them with RESTful APIs and microservices-based backends .
You will work closely with backend engineers, product managers, designers, and QA engineers to develop modern, maintainable, and user-friendly applications.
Requirements
Develop and maintain modern web applications using React.js .
Build reusable, scalable, and maintainable UI components.
Integrate frontend applications with REST APIs and microservices .
Work with backend teams to understand API contracts, authentication, error handling, and service integrations.
Implement application state management using Redux / Redux Toolkit or other appropriate state-management solutions.
Develop responsive and mobile-friendly interfaces across different devices and screen sizes.
Follow modern frontend architecture and development best practices.
Optimize application performance, page load time, rendering performance, and bundle size.
Implement proper loading, error, empty, and success states across the application.
Handle authentication and authorization flows, including token-based authentication.
Work with asynchronous API calls and efficiently manage server-side data.
Write clean, reusable, modular, and well-documented code.
Participate in code reviews and contribute to frontend coding standards.
Troubleshoot and resolve frontend bugs and production issues.
Collaborate with QA engineers to ensure high-quality and reliable releases.
Work with Git-based development workflows and participate in pull-request/code-review processes.
Contribute to improving the overall frontend architecture as the product evolves.
Required Technical Skills
React.js
Strong hands-on experience with React.js .
Strong understanding of:
- Functional Components
- React Hooks
- Component lifecycle
- Props and state
- Context API
- Custom Hooks
- Reusable component design

Experience building large-scale React applications.
State Management
Strong experience with Redux / Redux Toolkit .
Understanding of global vs local state management.
Experience handling asynchronous state and API data.
Familiarity with alternatives such as React Query / TanStack Query is a plus.
Modern Frontend Development
Strong knowledge of JavaScript (ES6+) .
Good understanding of TypeScript .
Experience with modern CSS and responsive design.
Experience with component-based UI development.
Understanding of frontend architecture and design patterns.
Experience with modern build tools such as Vite, Webpack, or similar .
Understanding of code splitting, lazy loading, caching, and frontend performance optimization.
Microservices & API Integration
Experience integrating React applications with microservices-based backend systems .
Strong understanding of REST APIs and JSON.
Understanding of:
- API authentication
- Authorization
- HTTP methods and status codes
- API error handling
- Pagination
- Filtering and sorting
- File uploads
- Webhooks/events from a frontend perspective

Ability to work with multiple backend services/APIs within a single frontend application.
Understanding of service boundaries and how frontend applications interact with distributed backend systems.
HTML / CSS
Strong knowledge of HTML5, CSS3, and responsive design .
Experience with modern CSS frameworks such as Tailwind CSS, Bootstrap, or Material UI .
Ability to convert UI/UX designs into clean and responsive frontend implementations.
Good understanding of accessibility and cross-browser compatibility.
Git & Development Practices
Strong experience with Git and GitHub/GitLab/Bitbucket .
Experience with:
- Feature branches
- Pull requests
- Code reviews
- Merge conflicts
- Release workflows

Understanding of CI/