React Developer

We are looking for a skilled React Developer to build responsive, scalable, and high-performance web applications. The candidate will work with UI/UX designers, backend developers, QA engineers, and product teams to develop and maintain modern web applications using React.js., * Develop responsive web applications using React.js.

• Build reusable and maintainable React components.
• Convert UI/UX designs into functional web interfaces.
• Integrate REST APIs and backend services.
• Manage application state using Redux, Context API, or other state-management solutions.
• Implement routing using React Router.
• Handle form validation and user interactions.
• Optimize applications for performance and scalability.
• Debug and resolve UI and functional issues.
• Write unit and integration tests.
• Work closely with QA engineers to fix defects.
• Participate in code reviews and Agile/Scrum ceremonies.
• Maintain Git repositories and follow branching strategies.
• Collaborate with backend developers for API integration.
• Support CI/CD and application deployment activities.

Required Skills

Frontend

• React.js
• JavaScript / TypeScript
• HTML5
• CSS3
• ES6
• JSX
• Responsive Web Design

React Ecosystem

• React Hooks
• React Router
• Redux / Redux Toolkit
• Context API
• Axios / Fetch API
• npm / yarn

Testing

• Jest
• React Testing Library
• Cypress / Playwright
• Basic understanding of API testing

Tools

• Git / GitHub / GitLab
• VS Code
• Chrome DevTools
• npm

Backend/API Knowledge

Good understanding of:

• REST APIs
• HTTP methods: GET, POST, PUT, PATCH, DELETE
• JSON
• Authentication / Authorization
• HTTP status codes
• API error handling

Good to Have

• TypeScript
• Next.js
• Node.js basics
• Docker
• CI/CD
• AWS/Azure
• Microservices basics
• Web performance optimization
• Accessibility (WCAG)

• Security concepts such as XSS and CSRF, React.js

  JavaScript

  TypeScript

  HTML5

  CSS3

  JSX

  React Hooks

  Redux

  Redux Toolkit

  React Router

  REST API

  Axios

  Jest

  React Testing Library

  Cypress

  Playwright

  Git

  GitHub

  Agile

  CI/CD

  Responsive Web Design

React Developer Interview Topics

For an interview, prepare:

1. What is React and why is it used?
2. Props vs State
3. Functional vs Class components
4. React Hooks useState , useEffect , useMemo , useCallback
5. Virtual DOM
6. Component lifecycle
7. Controlled vs uncontrolled components
8. React Router
9. Redux and Redux Toolkit
10. API integration using Axios/Fetch
11. Error handling
12. Authentication and JWT
13. React performance optimization
14. Unit testing with Jest
15. React Testing Library
16. JavaScript ES6 concepts
17. Promises and async/await
18. Closures
19. Event bubbling and delegation
20. Git and CI/CD

https://job.goodword.io/JobLanding/JobId=3e7b0fe6-7525-4fcb-accc-f3804e7be601?trafficsourceid=0 external

• 2 4 years: React Developer
• 4 7 years: Senior React Developer
• 7 years: Lead/Principal Frontend Engineer