YouTube Free Interview

Learn to design a video streaming platform like YouTube by tackling functional and non-functional requirements, core components, and high-level to detailed design challenges.

Instagram

Prepare for the Instagram System Design interview by mastering core concepts and exploring high-level and detailed solutions for building large-scale, high-performance distributed systems.

Content Delivery Network (CDN)

Prepare for an in-depth evaluation of your system design skills focused on building a Content Delivery Network (CDN), with an emphasis on security and real-world problem-solving.

Google Maps

Prepare to tackle challenging system design questions related to Google Maps. Strengthen your ability to define requirements, create high-level and detailed design, and handle creative questions.

Web Crawler

Prepare to tackle challenging System Design questions focused on web crawlers and strengthen your ability to design solutions for unseen problems.

E-Commerce Store

Prepare for an E-Commerce Store System Design interview by mastering core components, high-level and detailed design, and non-functional requirements, while solving complex problems creatively.

Apple App Store

Prepare for an in-depth evaluation of your system design skills, focusing on designing an App Store. Face challenging questions on architecture, scalability, reliability, and more.

Typeahead System

Master the key challenges in designing a typeahead system: data storage, query optimization, and handling user input variations and misspellings.

Coding Patterns Free Interview

Gain insights and practical experience with coding patterns through targeted MCQs and coding problems, designed to match and challenge your expertise level.

Math and Geometry

Prepare to tackle coding problems efficiently using math and geometry pattern. Expect code completion MCQs, time/space complexities, and detailed coding challenges.

Union Find

Master Union Find concepts through engaging multiple choice questions and code challenges, test your problem-solving skills, and receive feedback tailored to your experience level.

Dynamic Programming

Tackle diverse dynamic programming problems, assess your expertise through MCQs, and solve coding challenges with optimal solutions to enhance your problem-solving skills.

Topological Sort

Gain hands-on experience on topological sort concepts through targeted MCQs and programming challenges, improving your problem-solving skills and understanding of efficient coding patterns.

Trie

Master Trie data structures through multiple-choice questions, hands-on coding challenges, and time-space complexity analysis. Enhance problem-solving skills with interactive feedback.

Backtracking

Prepare to enhance your skills in coding interviews focused on backtracking. Tackle MCQs and coding problems with optimal solutions while understanding their complexities.

Subsets

Engage in a structured coding interview focused on subsets pattern, including MCQs, coding challenges, and complexity analysis for algorithm efficiency.

LinkedIn Coding Interview

Master coding skills for LinkedIn interviews by solving easy to hard problems, understanding time-space complexities, and coding optimally within simulated interview scenarios.

Oracle Coding Interview

Prepare for an Oracle coding interview with engaging MCQs tailored to your experience level, covering code challenges, time-space complexity analysis, and problem-solving techniques.

Microsoft Coding Interview

Prepare for a Microsoft coding interview with fill-in-the-code MCQs, coding problems, and detailed follow-up questions focusing on coding patterns and time-space complexity.

Google Coding Interview

Prepare for a Google coding interview with MCQs and challenges focusing on problem-solving skills, optimal code patterns, and time-space complexity tailored to your experience level.

Netflix Coding Interview

Prepare for a Netflix coding interview with diverse coding MCQs and challenges. Enhance problem-solving skills and receive constructive feedback.

Apple Coding Interview

Prepare for your Apple coding interview with targeted MCQs and coding problems, focused on algorithm efficiency and optimal solutions.

Meta Coding Interview

Practice your Facebook coding interview with targeted MCQs, coding challenges, and coding optimization exercises guided by an expert AI interviewer, tailored to your experience level.

Amazon System Design Interview

Prepare for Amazon's System Design interview by mastering core components, high-level and detailed design, and non-functional requirements, while solving complex problems creatively.

Engineering Manager Behavioral Interview

Experience a behavioral interview simulation for the engineering manager role. Answer scenario-based questions on leadership, communication, decision-making, adaptability, and team management.

Technical Behavioral Interview

Expect questions on problem-solving, collaboration, communication, adaptability, and growth. Enhance your behavioral responses for technical roles effectively.

Leadership Behavioral Interview

Gain insights into key leadership and behavioral skills, including communication, collaboration, decision-making, adaptability, and growth in a structured assessment.

Customer-facing Behavioral Interview

Prepare for an insightful interview focused on communication, customer relationships, teamwork, problem-solving, adaptability, and continuous learning in customer-facing roles.

Vending Machine

Experience a comprehensive evaluation of your object-oriented design skills by designing a robust vending machine system, emphasizing approach, patterns, and class relationships.

Stock Brokerage System

Evaluate your understanding of object-oriented design principles while creating a stock brokerage system, covering design approaches, design patterns, class identification, and class relationships.

Stack Overflow

Engage in designing Stack Overflow through phases covering design approach, design patterns, class structures, and their relationships. Understand core system requirements and best practices.

Restaurant Management System

Expect a thorough evaluation of your object-oriented design skills as you conceptualize a Restaurant Management System, covering design approaches, patterns, and class relationships.

Parking Lot

Gain insights into object-oriented design through a structured evaluation focusing on designing a parking lot system, covering design approach, patterns, classes, and their relationships.

Movie Ticket Booking System

Assess your understanding of the core concepts of designing a movie ticket booking system, covering design approaches, patterns, key classes, and their relationships.

Meeting Scheduler

Expect a structured, insightful session focused on designing a meeting scheduler, covering various aspects like design approaches, patterns, class diagrams, and relationships.

LinkedIn

Analyze your understanding of the crucial aspects of object-oriented design while creating a LinkedIn-like system and practice systematic problem-solving through insightful questions.

Zoom

Prepare to navigate through API design, identify requirements, craft service endpoints, and tackle intricate concepts about Zoom's video conferencing application.

YouTube

Learn to design a robust API for YouTube, focusing on requirements, services, and handling real-world challenges with scalability and efficiency.

Uber

Learn to design a robust API for a ride-hailing service like Uber, focusing on requirements, services, and handling real-world challenges with scalability and efficiency.

Stripe

Prepare to design a robust API for Stripe, tackling real-world challenges through strict evaluation of your technical skills, problem-solving abilities, and critical thinking.

LeetCode

Dive into a rigorous API design interview focusing on functional, non-functional requirements, services, endpoints, architecture, and advanced API concepts for LeetCode.

Google Maps

Gain insights on API design for a navigation platform like Google Maps, covering functional/non-functional requirements, service endpoints, architectural styles, and advanced concepts.

Evernote

Learn about API design for Evernote, exploring functional and non-functional requirements, key services, architectural choices, and handling real-world challenges.

CamelCamelCamel (C3)

Prepare to design a dynamic API for CamelCamelCamel, showcasing your expertise in API design, functional requirements, architectural styles, and critical problem-solving.

Frontend React Developer

Sharpen your ReactJS skills across 9 key areas, from JavaScript basics to advanced testing and accessibility, in a structured, real-world format.

JavaScript and TypeScript Frontend Developer

Hone your JavaScript and TypeScript skills through a tailored, experience-level interview covering core concepts to advanced topics.

AWS Solutions Architect Role

Prepare for an in-depth evaluation of your AWS skills and understanding of the services with real-world problem-solving.

Machine Learning Fundamentals

Prepare for an in-depth evaluation of your core machine learning knowledge, focusing on clarity of concepts, analytical thinking, and practical problem-solving across various scenarios.

Fundamentals of Generative AI

Engage in a dynamic, AI-driven Q&A that adapts in real time to test your technical depth, creativity, and communication skills.

ChatGPT

Challenge your knowledge with probing questions on designing GenAI systems like ChatGPT, focusing on model serving, prompt management, and scalable inference.

ElevenLabs

Test your skills designing GenAI-powered text-to-speech systems like ElevenLabs, covering real-time audio synthesis, low-latency model serving, and voice cloning at scale.

DALL·E

Tackle realistic problems in designing robust GenAI services for image generation, from DALL·E’s model training to secure and scalable deployment.

Sora

Hone your expertise by tackling questions on designing GenAI video generation systems like Sora, focusing on efficient video synthesis, massive data handling, and real-time content streaming.

ZooKeeper

Sharpen your skills through rigorous questions on designing a scalable distributed coordination system like ZooKeeper, covering synchronization and high availability.

Google Bigtable

Evaluate your system design expertise with real-world scenarios on Bigtable, including tablet splitting and seamless scaling.

Kafka

Tackle advanced scenarios in building a Kafka-inspired distributed log system, including leader election, consumer offsets, and scalability bottlenecks.