Best of Interview Questions — 2024

  1. 1
    Article
    Avatar of substackSubstack·2y

    How I Mastered Data Structures and Algorithms

    Mastering Data Structures and Algorithms (DSA) is crucial for clearing interviews at top tech companies like Amazon, Google, and Microsoft. The post provides efficient strategies for learning DSA, including focusing on key topics, learning one topic at a time, using real-world applications, implementing concepts from scratch, and practicing with problems. It also emphasizes the importance of solving problems over theoretical study, recognizing problem-solving patterns, and maintaining consistency and repetition to retain knowledge over time. Regular practice and revisiting challenging problems are key to success.

  2. 2
    Article
    Avatar of communityCommunity Picks·2y

    18 GitHub Repositories to Boost Your Career as a Developer 🚀🧑‍💻

    Staying current with the latest tools and resources is crucial in the evolving field of software development. Here’s a curated list of useful GitHub repositories for roadmaps, data structures, algorithms, interview preparation, job listings, and more. These repositories are community-driven and cover a range of topics including frontend/backend development, DevOps, machine learning, and design patterns. Ideal for both beginners and seasoned professionals, these resources provide structured learning paths to help developers advance their careers.

  3. 3
    Article
    Avatar of communityCommunity Picks·2y

    1 Year of Consistent LeetCoding

    After attempting the Google Foobar challenge and going through several interview rounds with Google, the author didn't get the job but found inspiration to master data structures and algorithms. They committed to solving LeetCode problems daily, resulting in a 365+ day streak. Key learnings included efficient array manipulation, string handling, understanding hash tables, sorting algorithms, and greedy algorithms. Regular practice and tracking progress were vital in improving their skills.

  4. 4
    Article
    Avatar of javarevisitedJavarevisited·2y

    How to Prepare for Coding Interviews in 2024? (with Resources)

    In today's competitive job market, preparing for coding interviews requires a systematic approach. Key areas to focus on include Data Structures and Algorithms, High-Level Design (HLD), Low-Level Design (LLD), CS Fundamentals, and Behavioral questions. Utilize resources such as DesignGuru.io, notable books, video channels, and platforms like Leetcode, Codemia, and Pramp for comprehensive preparation. Mock interviews and company-specific preparation are also essential for success.

  5. 5
    Article
    Avatar of javarevisitedJavarevisited·2y

    How to Design Twitter (X) in a System Design Interview?

    Designing a system like Twitter (X) in a system design interview involves outlining core functionalities such as composing and sharing tweets, following users, and favoriting tweets. Non-functional requirements like scalability, high availability, and stability are crucial for handling large-scale operations. Key aspects include capacity estimation, API design, database design, and understanding queries per second (QPS). Employing a structured approach and utilizing tools like Redis for caching, MySQL for data consistency, and Amazon S3 for media storage are essential. Detailed component design includes load balancers, CDNs, and handling failure scenarios to ensure robust system performance.

  6. 6
    Article
    Avatar of substackSubstack·2y

    20 Patterns to Master Dynamic Programming

    Dynamic Programming (DP) is known as a challenging topic for coding interviews. Learning DP efficiently involves understanding various patterns that solve a wide range of problems. This guide covers 20 DP patterns, from easy to hard, offering insights into their uses and linking to LeetCode problems for practice. Patterns include Fibonacci Sequence, Kadane's Algorithm for maximum subarray problems, the 0/1 and Unbounded Knapsack problems, Longest Common Subsequence, and many others.

  7. 7
    Article
    Avatar of medium_jsMedium·2y

    40 Must-Read White Papers to Learn System Design and Software Architecture

    This post lists 40 essential white papers for learning system design and software architecture. It is geared towards those preparing for system design interviews or aiming to understand complex system architectures. Each white paper provides in-depth technical insights from industry leaders like Google and AWS, covering topics from distributed file systems to data processing models and consensus algorithms.

  8. 8
    Article
    Avatar of freecodecampfreeCodeCamp·2y

    Learn Data Structures and Algorithms in 48 Hours

    Master Data Structures and Algorithms in this comprehensive course that covers algorithm analysis, data structures, and core concepts. Learn problem-solving skills, optimize solutions, and prepare for technical interviews.

  9. 9
    Article
    Avatar of javarevisitedJavarevisited·2y

    20 System Design Case Studies, Articles and Videos for Software Developers

    System Design is a crucial yet challenging topic for tech interviews. This collection of 20 case studies, articles, and videos from platforms like ByteByteGo, Design Guru, Exponent, and Educative offers in-depth insights into designing scalable systems. These resources cover real-world problems and solutions, helping developers prepare for interviews and enhance their software design skills. Topics include designing Uber's backend, Twitter's timeline, Facebook Messenger, YouTube's streaming service, and more.

  10. 10
    Article
    Avatar of devtoDEV·1y

    Learn Big O Notation once and for all

    This post provides a comprehensive explanation of Big O Notation, which is used to classify algorithms based on their time and space complexity as the input size grows. Examples for different time complexities like O(n), O(1), O(n^2), O(n*m), O(log n), O(n log n), O(2^n), and O(n!) are provided with detailed algorithms and coding snippets. The goal is to help readers understand and recall these concepts for coding interviews.

  11. 11
    Video
    Avatar of youtubeYouTube·1y

    How I Mastered Data Structures and Algorithms in 8 Weeks

    Learn how to master data structures and algorithms in just 8 weeks through a practical, hands-on approach. Avoid common pitfalls like over-reliance on textbooks and tutorials. Instead, practice solving problems and seek help only when necessary. Form or join a small study group for accountability, consistency, and competitive motivation. Use techniques like the five whys to deeply understand each concept and ensure you can apply your knowledge effectively in coding interviews.

  12. 12
    Article
    Avatar of communityCommunity Picks·2y

    System Design Basics - Caching

    Caching is a crucial technique in system design and software development, enhancing data retrieval speeds, reducing load times, and improving user experience. This post explores various caching strategies, such as client-side, server-side, application-level, database, and distributed caching. It also covers essential concepts like cache replacement policies, cache invalidation methods, hierarchical caching, and caching patterns. These concepts are vital for optimizing performance and scalability, especially during system design interviews.

  13. 13
    Article
    Avatar of javarevisitedJavarevisited·2y

    System Design Basics — Rate Limiter

    A rate limiter is a mechanism used in software systems and network communications to control the rate at which requests or operations are performed. It helps maintain system stability, prevent resource overuse, and ensure fair usage among users. Rate limiters are critical in high-traffic, distributed architectures. Common rate limiting algorithms include Token Bucket, Leaky Bucket, and Sliding Window. Understanding rate limiting is important for system design interviews, where it is often discussed alongside concepts like API gateways and load balancers.

  14. 14
    Article
    Avatar of javarevisitedJavarevisited·2y

    How to Design WhatsApp or Facebook Messenger? [Solved]

    Learn how to design a messaging application like WhatsApp or Facebook Messenger for a system design interview. This guide outlines the key steps, including requirements gathering, data storage choices, API design, and high-level system architecture. It also suggests tools and technologies such as MySQL, AWS S3, Redis, and WebSockets to efficiently build and scale the system. The post emphasizes the importance of a structured approach to leave a strong impression in interviews.

  15. 15
    Article
    Avatar of communityCommunity Picks·2y

    5 JavaSript GitHub Repositories for Interview Prep!📝

    A list of JavaScript GitHub repositories for interview preparation and improving core JavaScript fundamentals.

  16. 16
    Article
    Avatar of devtoDEV·2y

    Computer Science fundamentals are still important.

    Learning Computer Science fundamentals can boost your career by helping you understand unfamiliar systems quickly, solve challenging problems, and perform better in coding interviews.

  17. 17
    Article
    Avatar of devtoDEV·2y

    How I got a job at AWS

    Transitioning from a mid-level developer to securing a dream job at AWS requires diligent preparation. Key steps include studying coding challenges, attending Amazon's interviewing workshop, developing stories for Amazon's Leadership Principles, learning and applying useful design patterns, understanding trees and O(n) notation, and preparing thoughtful questions for the interviewer. Taking extensive notes and practicing adaptability are crucial for success. The interview process may involve phone screening, coding tests, and several in-person interviews focused on system and software design.

  18. 18
    Article
    Avatar of rich_tech123Tech Pioneers·1y

    Mastering "Tell Me About Yourself

    Learn how to effectively answer the common interview question, 'Tell me about yourself'. Focus on keeping your response concise, researching the company, using the PPF method (Past, Present, Future), showcasing personality, and practicing your delivery. This approach can help you stand out in interviews.

  19. 19
    Video
    Avatar of youtubeYouTube·2y

    LeetCode was HARD until I Learned these 15 Patterns

    Understanding patterns is more critical than solving numerous problems to excel in competitive coding and coding interviews. This post covers 15 key patterns like prefix sum, two-pointers, sliding window, fast and slow pointers, and dynamic programming among others. These patterns not only make solving problems easier but are commonly tested by major companies like Amazon and Google. Each pattern is explained with examples and related practice problems.

  20. 20
    Article
    Avatar of devtoDEV·2y

    AI Interview Simulator

    AI Interview Simulator is a web application that uses AI technology to provide feedback and improve interview preparation. It analyzes answers, provides constructive feedback, and offers a close experience to real interviews.

  21. 21
    Video
    Avatar of youtubeYouTube·1y

    15 Years of Software Engineer Knowledge in 1 hour 30 mins

    The post shares the journey of a software engineer with 15 years of experience who worked at companies like Pinterest and Meta before starting his own company. Key topics covered include developing fundamental coding skills, effective networking, job search strategies, succeeding at work, debugging techniques, and the importance of feedback. The author emphasizes the value of practice, avoiding over-reliance on tutorials, and the significance of building a professional network. Practical advice on interviewing and dealing with imposter syndrome is also provided.

  22. 22
    Article
    Avatar of javarevisitedJavarevisited·2y

    Top 10 System Design Interview Books in 2024

    A list of the top 10 system design interview books in 2024 is provided. These books are written by experienced authors, including former Google and Amazon engineers, and offer comprehensive guidance and solutions for system design interview preparation. Additional resources and courses are also recommended for better preparation.

  23. 23
    Article
    Avatar of communityCommunity Picks·2y

    JavaScript DOM Mastery: Top Interview Questions Explained

    Mastering the Document Object Model (DOM) is crucial for any JavaScript developer, especially during technical interviews. This guide covers key DOM-related questions like selecting elements by ID, using querySelector and querySelectorAll, adding and removing elements, event delegation, and more. It explains critical concepts such as the differences between innerHTML and textContent and how to dynamically change an element's style using JavaScript.

  24. 24
    Article
    Avatar of javarevisitedJavarevisited·2y

    Top 8 YouTube Channels for System Design Interview Preparation

    Top YouTube channels for System Design Interview preparation that offer valuable insights and tutorials on key software design concepts like scalability, high availability, failover, sharding, and replication.

  25. 25
    Article
    Avatar of javarevisitedJavarevisited·2y

    DesignGurus.io vs Codemia.io? Which is Best for System Design Interview Preparation?

    This post reviews and compares DesignGurus.io and Codemia.io, two popular platforms for system design interview preparation. DesignGurus.io is known for its comprehensive theoretical content like the 'Grokking' series, while Codemia.io offers extensive practice problems, interactive learning features, and community feedback. The post highlights the strengths of each platform and includes a detailed feature and pricing comparison to help users decide which suits their learning style better.

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