All articles

July 2026

2026-07-09

Fullstack Case Studies
What Is Latency, and Why Does It Matter?

2026-07-02

Tech Career Experience and Interview Insights
Different Career Paths for Engineers in the AI Era

June 2026

2026-06-28

System Design Tutorial
DDIA Chapter 5 Guide — Encoding and Evolution, Part 1

2026-06-28

System Design Tutorial
DDIA Chapter 5 Guide — Encoding and Evolution, Part 2

2026-06-12

AI Engineering
How to Use AI Without Losing Your Technical Judgment

2026-06-08

System Design Tutorial
The Tradeoffs Between Stateful and Stateless Software Design

2026-06-02

System Design Interview Questions
Frontend System Design: Non-Functional Requirements for Feeds (Performance)

May 2026

2026-05-27

Frontend Engineering
Frontend Performance Optimization: List Virtualization

2026-05-10

System Design Tutorial
DDIA Chapter 4 Guide — Storage and Retrieval

April 2026

2026-04-14

System Design Tutorial
DDIA Ch3 Reading Guide — Data Models and Query Languages

2026-04-13

System Design Tutorial
DDIA Ch2 Reading Guide — Non-functional Requirements

March 2026

2026-03-25

Engineer Must-Read
How to Take Better Technical Notes

2026-03-01

System Design Interview Questions
How Does Netflix's System Support Millions of Simultaneous Live Viewers?

February 2026

2026-02-23

System Design Tutorial
What is the CAP Theorem?

2026-02-21

Backend Engineering
What's the difference between Concurrency and Parallelism?

2026-02-18

Promotion
How to Become a More Influential Engineer?

2026-02-14

AI Resources and Insights
What is FDE? Why Does the Software Industry Need FDE?

2026-02-10

System Design Tutorial
DDIA Ch1 Reading Guide — Tradeoffs in Data-Intensive System Design

2026-02-07

Fullstack Case Studies
How OpenAI Scaled PostgreSQL to Power 800 Million ChatGPT Users

2026-02-03

AI Engineering
What is AI Evaluation (Evals)?

January 2026

2026-01-25

Backend Engineering
What is the N + 1 Query Problem? How to Avoid It Effectively?