Book excerpt: The System Design Interview, by Lewis C. Lin and Shivam P. Patel, is a comprehensive book that provides the necessary knowledge, concepts, and skills to pass your system design interview. It's written by industry professionals from Facebook & Google. Get their insider perspective on the proven, practical techniques for answering system design questions like Design YouTube or Design a TinyURL solution. Unlike others, this book teaches you exactly what you need to know. FEATURING THE PEDALS METHOD(tm), THE BEST FRAMEWORK FOR SYSTEM DESIGN QUESTIONS The book revolves around an effective six-step process called PEDALS: Process Requirements Estimate Design the Service Articulate the Data Model List the Architectural Components Scale PEDALS demystifies the confusing system design interview by breaking it down into manageable steps. It's almost like a recipe: each step adds to the next. PEDALS helps you make a clear progression that starts from zero and ends with a functional, scalable system. The book explains how you can use PEDALS as a blueprint for acing the system design interview. The book also includes detailed examples of how you can use PEDALS for the most popular system design questions, including: Design YouTube Design Twitter Design AutoSuggest Design a TinyURL solution ALSO COVERED IN THE BOOK What to expect and what interviewers look for in an ideal answer How to estimate server, storage, and bandwidth needs How to design data models and navigate discussions around SQL vs. NoSQL How to draw architecture diagrams How to build a basic cloud architecture How to scale a cloud architecture for millions of users Learn the best system strategies to reduce latency, improve efficiency, and maintain security Review of technical concepts including CAP Theorem, Hadoop, and Microservices Here's what readers are saying I just wanted to say that I got the Amazon Senior SDE job offer. I've failed the system design interview several times, and your material is the best resource out there. - Beto A., Senior SDE Just finished the dreaded Facebook Pirate interview. I used a modified version of PEDALS, and I had him grinning from ear to ear. - Jesse T., Software Engineer My recruiter just gave me the Google role, and I accept!!! I couldn't have made it through the technical round without PEDALS and your system design material. - Priya D., Product Manager