System Design: A Scalable Architecture for a Modern Ride-Sharing Platform

Ever wondered how ride-sharing platforms like Uber handle millions of users, match riders with drivers in seconds, and track locations in real-time? In this deep dive, we'll explore a scalable architecture built with microservices, event-driven communication, and cutting-edge technologies like H3 geospatial indexing. [Read More]

System Design: Building a Scalable Distributed Web Search Engine

Explore the architecture behind a web-scale search engine capable of indexing 100 billion pages. Learn about distributed crawlers, URL frontiers, inverted indexes, sharded databases, and the fascinating engineering challenges of building a system that handles petabytes of data and millions of queries per second. [Read More]

System Design: How Would You Build YouTube? A Beginner's Guide

Continuing our system design series, we dive into building a YouTube-like video platform. Learn about object storage, asynchronous processing, CDNs, video chunking, and how YouTube's architecture evolved from a simple MySQL setup to a globally distributed system handling billions of daily views. [Read More]

System Design: Understanding Twitter's Architecture - A Deep Dive

After a long break, I'm back! In this first blog post about system design interview preparation, I explore the high-level architecture of a Twitter-like social network. Learn about load balancers, caching strategies, database sharding, and the fascinating trade-offs engineers make to handle billions of reads daily. [Read More]

Rewriting a JavaScript Classic in React: A Learning Journey

This post documents the journey of rewriting the 'Blockcode' visual programming toolkit from the book *500 Lines or Less* in React. Follow along to see how a classic JavaScript project was modernized using a component-based architecture, React hooks for state management, and an interactive drag-and-drop interface. [Read More]

Build your own X: Xây dựng ORM framework với Go - Phần 7

Phần cuối trong chuỗi bài xây dựng ORM framework với Go. Bài viết trình bày cách tự động cập nhật cấu trúc bảng database khi struct thay đổi, thông qua tính năng Migrate — hỗ trợ thêm và xóa field mà không cần viết thủ công câu lệnh SQL. [Read More]