Cracking the Machine Coding Round: A Must-Read Guide

For cracking the Frontend Interviews, the Machine Coding round has become a critical component that can make or break your chances of landing your dream job. This round is designed to assess your coding skills, problem-solving abilities, and how effectively you can translate a design into functional code within a limited time frame.

    Most Asked Machine Coding Interview Questions

    Below are links to some of the most frequently asked machine coding round questions. We highly recommend practicing each of these to sharpen your skills.

    StatusQuestionYoutube
    Building a TicTacToe game using React Video
    Creating a dynamic counter with Start, Pause and Reset button Video
    Building a TypeHead component Video
    Create a Blick click game Video
    Building an N x N Grid of Boxes Video NA
    Implement an Event Emitter in JavaScript Video NA
    Deep cloning an object in Javascript Video
    Flatten Nested Objects in JavaScript Video
    Create a polyfill for the filter array method Video
    Create a polyfill for Object.entries method Video
    Create Currying Functions with Nested Objects Video NA
    Flatten a multi-dimensional array Video
    Creating a polyfill for the map array method in javascript Video
    Creating a Polyfill for the Reduce Method Video NA
    Creating a polyfill for Promise.race method Video NA
    Create a method to Cache multiple API calls Video NA
    Creating an Infinite Scroll with FlatList in React Native Video
    Creating a Polyfill for Promise.all method Video
    Building a Nested Comments and Reply Component Video NA
    Creating an Accordion Component using React Video NA
    Creating a Chat App on Round1, Round2 improvements. Video NA
    Dynamic Chat App with Randomized Replies Video NA
    Mastering Closures: Building a Calculator Function Video
    Implementing Memorization in JavaScript Video
    Fetching and Displaying Data from an API (0-1 Year Experience) NA
    Fetch Posts and get comments for each post (0-1 Year Experience) NA
    Fetch Posts and show images for each post (0-1 Year Experience) NA
    Generate Random image from API and show it (0-1 Year Experience) NA
    Create a contacts app with CRUD Operations (0-1 Year Experience) NA
    Create ToDo List with CRUD Operations (0-1 Year Experience) NA

    Practice Makes Perfect

    To help you ace the Machine Coding round, we have compiled a list of essential most asked interview questions. Most of these questions were asked to me personally in different interviews and I have spent an ample amount of time and done research while collecting these questions. I highly suggest you practice these questions as solving these questions within the interview time frame is what all matters at the end of the day for most of the interviews.

    Why the Machine Coding Round Matters

    The machine coding round is not just about writing code; it’s about demonstrating your thought process, coding practices, and your ability to deliver a clean, maintainable solution. Companies use this round to gauge your:

    • Coding Proficiency: How well you understand and apply coding principles.
    • Problem-Solving Skills: Your approach to breaking down complex problems into manageable chunks.
    • Code Quality: The readability, efficiency, and scalability of your code.
    • Time Management: Your ability to produce a working solution within a stipulated time.
    • Attention to Detail: Ensuring your code meets the given requirements and handles edge cases effectively.

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