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.

Dynamic Programming: Palindromic Subsequence

Discover the foundations of Dynamic Programming through challenging problems on palindromic subsequences, MCQs, and in-depth coding exercises tailored to your experience level.

Dynamic Programming: Longest Common Substring

Explore the Longest Common Substring pattern in dynamic programming through tailored MCQs, code challenges, and complexity evaluations to enhance your coding skills.

Dynamic Programming: Recursive Numbers

Explore Dynamic Programming by solving recursive number patterns through tailored MCQs and coding problems, enhancing problem-solving abilities and algorithmic thinking.

Dynamic Programming: 0-1 Unbounded Knapsack

Master the Unbounded Knapsack Pattern with MCQs and programming challenges focused on dynamic programming optimization and complexity analysis.

Dynamic Programming: 0-1 Knapsack

Discover and master the 0/1 Knapsack Pattern in Dynamic Programming through targeted MCQs and coding challenges designed to evaluate and enhance your problem-solving skills.

Data Structures

Advance your problem-solving skills in data structures with tailored MCQs, coding challenges, and time-space complexity questions to gauge your expertise level accurately.

Dynamic Programming Patterns

Master dynamic programming techniques through interactive questions on knapsack problems, recursive numbers, palindromic substrings, and longest common subsequences, enhancing your coding proficiency.

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.

Microsoft System Design Interview

Prepare to tackle challenging System Design questions during a Microsoft interview. Strengthen your ability to design unseen problems like web crawlers.

Google System Design Interview

Prepare to tackle challenging system design questions during a Google interview. Strengthen your ability to define requirements, high-level and detailed design, and handle creative questions.

Netflix System Design Interview

Prepare for an in-depth evaluation of your System Design skills focusing on building a high-performance distributed system for Netflix, emphasizing security, and real-world problem-solving.

Meta System Design Interview

Grasp essential System Design concepts by exploring high-level and detailed solutions for creating high-performant, large-scale distributed applications during the Meta System Design interview.

Apple System Design Interview

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.

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.

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.

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.

Cricinfo

Assess your understanding of designing a complex cricket stats and live commentary system while showcasing your object-oriented design skills. Engage confidently!

Airline Management System

Gain insight into designing an airline management system covering critical aspects like design approaches, essential design patterns, class structure, and class relationships.

Jigsaw Puzzle

Evaluate your understanding of object-oriented design by schematically creating a jigsaw puzzle system. Improve skills in design approaches, patterns, classes, and their 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.

Facebook

Evaluate your comprehension of Facebook's System Design by analyzing design approaches, selecting appropriate design patterns, and defining class structures and relationships effectively.

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.

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.

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.

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.