React.js Developer
Scoutit Delhi, India
Job Description
"Unlock the power of interactive and engaging user experiences as a React.js Developer at Scoutit, where you'll craft responsive and high-performance web applications that leave a lasting impact."
As a React.js Developer, you will be responsible for developing innovative web applications that meet the highest standards of quality, performance, and user experience.
You will work closely with our Product, QA, Backend, and DevOps teams to ensure seamless collaboration and deliver exceptional results.
Why you should learn this:
The demand for skilled React.js Developers is on the rise, with a growth rate of 20% in the past year alone.
Expected Salary: The average salary for a React.js Developer in the United States is between $120,000 and $180,000 per year.
How it works:
- Step 1: Develop a deep understanding of React.js fundamentals, including components, state, props, and lifecycle methods.
- Step 2: Learn to integrate REST APIs/GraphQL and manage async operations efficiently using tools like Axios and Redux.
Core Concepts to Master
React Hooks
A comprehensive guide to using React Hooks, including useState, useEffect, useContext, and more, to manage state and side effects in functional components.
Modern Frontend Architecture
A deep dive into modern frontend architecture, including the benefits and trade-offs of microfrontend architecture, and how to implement it using tools like Webpack and Babel.
TypeScript and ES6+
A thorough understanding of TypeScript and ES6+ features, including type annotations, interfaces, and more, to write maintainable and scalable frontend code.
Interview Questions (Beginner)
- What is React.js and how does it differ from other frontend frameworks?
- Can you explain the concept of props and state in React?
- How do you handle errors and debug issues in a React application?
Job Overview
Advance Questions
- • Can you describe a scenario where you would use a higher-order component (HOC) in React?
- • How do you optimize the performance of a React application, and what tools do you use?
- • Can you explain the concept of context API in React and how it differs from Redux?