Airbnb Front end Developer Interview Questions and Answers

Q1. HTML, CSS, Javascript
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Take home assigment to showcase react based knowledge

Q1. Architecture based questions
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Q1. Promises and Debounce
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First round was a coding question with html, css, javascript to create 5 clickable boxes, change it's colors on click and update count

30mins aptitude test

90 mins coding test for 3 questions

Q1. Why are you choosing this role
Ans. 
I am choosing this role because of my passion for creating user-friendly and visually appealing websites.
• Passion for front end development

• Enjoy creating user-friendly interfaces

• Excited about the creative aspect of web design
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Q2. Why should we write you
Ans. 
I am a dedicated and skilled front end developer with a passion for creating user-friendly interfaces.
• I have a strong understanding of HTML, CSS, and JavaScript

• I have experience with responsive design and cross-browser compatibility

• I am proficient in using front end frameworks like React and Angular
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Q1. Given a matrix zeros and ones find minimum distance for each one to a zero.
Ans. 
Given a matrix of zeros and ones, find the minimum distance for each one to a zero.
• Use breadth-first search (BFS) to find the minimum distance from each one to a zero.

• Start by initializing a queue with all the zeros in the matrix.

• While the queue is not empty, dequeue a zero and enqueue its neighboring ones.

• Keep track of the distance from each one to the nearest zero.

• Repeat until all ones have been visited.

• Return the ma
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Coding a frontend UI from provided image. And creating a fucntional star rating system

Q1. Designing a Component API in React using Typescript.
Ans. 
Designing a Component API in React using Typescript involves defining props, state, and methods for the component.
• Define the props interface to specify the expected input data for the component

• Use typescript types to ensure type safety and prevent runtime errors

• Define the state interface to manage the internal state of the component

• Implement methods to handle user interactions and component logic

• Document the component
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Q2. Create a function that can clear all the timer ids at once.
Ans. 
Function to clear all timer ids at once
• Create an array to store all timer ids

• Iterate through the array and clear each timer id using clearTimeout() function
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Machine coding round

Q1. Explain your project
Ans. 
Developed a web application for managing inventory and sales for a retail store
• Used React.js for front-end development

• Implemented Node.js for back-end functionality

• Utilized MongoDB for database management
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Q2. Tell me about yourself
Ans. 
I am a passionate software developer with experience in Java, Python, and web development.
• Experienced in Java, Python, and web development technologies

• Strong problem-solving skills

• Team player with excellent communication skills
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Second number from array