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.

• 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.

• Strong hands-on experience with *React.js*.

• Experience building large-scale React applications.

• 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.

• Strong knowledge of *JavaScript (ES6+)*.

• 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.

• Experience integrating React applications with *microservices-based backend systems*.
• Strong understanding of *REST APIs* and JSON.

• 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.

• 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.

• Strong experience with *Git and GitHub/GitLab/Bitbucket*.

• Understanding of CI/CD workflows is a plus.

• Experience with *TypeScript* in production applications.
• Experience with *React Query / TanStack Query*.
• Experience with *WebSockets or real-time applications*.
• Experience with *Micro Frontends* is a strong plus.

• Experience writing frontend unit/integration tests using *Jest, Vitest, React Testing Library, or Cypress/Playwright*.
• Understanding of Docker and containerized applications.
• Experience working with cloud environments such as AWS.
• Understanding of application observability and frontend monitoring.
• Experience working in Agile/Scrum teams.

The candidate should have an understanding of how to build frontend applications that can scale as the product grows.

They should be comfortable with concepts such as:

• Strong problem-solving and debugging skills.
• Good communication and collaboration skills.
• Ability to work independently and as part of a team.

• Ability to understand business requirements and translate them into technical solutions.
• Willingness to learn new technologies and modern development practices.
• Comfortable working in a fast-paced product development environment.

We are looking for someone who is not only capable of writing React components but can *think beyond individual screens and build scalable frontend systems*.

The ideal candidate should understand *how a modern frontend communicates with distributed backend services, manages application state, handles failures, performs efficiently, and remains maintainable as the application grows.*

Originally posted on Himalayas