Here is solutions for System Design Interview.

Here is solutions for System Design Master Template.

Here is solutions for Framework Thinking - DSA Mastermind.

Here is solutions for Framework Thinking - System Design Mastermind.

Here is solutions for Golang Drill - Concurrency.

Here is solutions for Design Price Tracking Service - Staff Dive Deep Design.

Here is solutions for Trade-offs, Failure Mode, Follow-up - How do you paginate a large, changing list?

Here is solutions for Trade-offs, Failure Mode, Follow-up - How do you make a write API idempotent?.

Here is solutions for Trade-offs, Failure Mode, Follow-up - How do you rate limit a public API ?.

Here is solutions for Design News Aggregator - Staff Dive Deep Design.

Here is solutions for Design AdClick Aggregator - Staff Dive Deep Design.

Here is solutions for Design Bitly - Staff Dive Deep Design.

Here is solutions for Design Ledger System - Follow-up questions - Intuition First, Need more How.

Here is solutions for Design for Payment Service - Follow-up questions.

Here is solutions for Design for Posting Service.

Here is solutions for Design for ChatGPT - Follow-up questions - Intuition First, Need more How.

Here is solutions for Design Booking System - Follow-up questions.

Here is solutions for Design Design a Global URL Blocking System - Follow-up questions.

Here is solutions for Design Metrics Collection Service - Datadog.

Here is solutions for Design Design Large Streaming Video Youtube - Follow-up questions.

Here is solutions for Design Distributed File System.

Here is solutions for Design Large Upload File Dropbox - Follow-up questions.

Here is solutions for Design a Log Aggregation Service.

Here is solutions for Design Job Scheduler - Follow-up questions.

Here is solutions for Design Auction System - Follow-up questions.

Here is solutions for Design Web Crawler System - Follow-up questions.

Here is solutions for Overview GitOps - Infras in real-world.

Here is solutions for Design Leaderboard System - Follow-up questions.

Here is solutions for Design Collaborative Document System - Follow-up questions.

Here is solutions for Design Notification Service - Follow-up questions.

Here is solutions for Design DoorDash.

Framework to answer the question.

Here is learning concepts for distributed system through implementation.

Here is solutions for system design for cloud pillars

Here is some research about distributed system.

Here is some research about Redis.

Here is some research about SQL Database.

Here is some research about Elastic Search.

Here is some research about Kafka features and configurations.

Here is multiple style to read and take notes for a document.

To understand a document quickly, stop reading it from start to finish on your first pass. Instead, break the text into manageable steps using the Three-Pass Method, which helps you grasp the main idea first and the details later.

Write about ideas and tools to work in ITs

Here is some note about level of learning infrastructure and cloud.

Here is backbone in multiple perspectives of becoming a software engineer.

I am writing about Beyond Coding: How to get promote as Software Engineer

Inspired by GSD (Get Shit Done) — a spec-driven development system for AI coding agents.

Writing system design by data flow to understand to design your system design better.

To find problems in a real system design, work from the outside in:

Đây là 1 chủ đề khá hay mà t ngẫm ra được, t thừa nhận t là 1 thằng quyết định xuất phát từ cái tôi trước, và bây giờ t đang cải thiện bản thân t bằng cách xuất phát từ trách nhiệm và tinh thần ownership hơn.

There’s a secret: when you want to persuade a business, nothing is more compelling than solid metrics—they’re hard to dispute and form the strongest basis for meaningful debate.

Here is the way to learn AWS from CLI, not from “boring” AWS Management tool.

Here is all concepts about AI Engineering: RAG, AI Agents, Context Engineer, MCP, Fine-tuning (Weight Optimization, LoRA).

Here is some backbone Knowledge Base - Patterns - Technologies - Core concepts for System Design Interview.

Here is some problems for Big Tech - System Design Products

Source code: https://github.com/jkmaina/huggingface_book

Here is some notes for 6 pillars of AWS Software Architect.

1. Principle Design

Here is some note for product system design.

Here is the concepts of AWS that I learned for AWS Certified Cloud Practitioner + AWS Associate Software Architect.