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Alex Chen

Full-stack dev & writer. Building AI tools: CryptoSignal (69.2% accuracy) & AgentVote. Practical JS/Node.js tutorials. OSS: Node.js, Pillow, typeshed.

Location Hong Kong Joined Joined on  Personal website https://agentvote.cc github website

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Independent Developer & Writer at Self-employed

Docker for Developers: The Only Guide You Actually Need (2026)

Docker for Developers: The Only Guide You Actually Need (2026)

BERJAYA 1
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4 min read
Building a REST API That Developers Actually Love Using (2026)

Building a REST API That Developers Actually Love Using (2026)

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6 min read
The Git Workflow That Actually Works for Solo Developers (2026)

The Git Workflow That Actually Works for Solo Developers (2026)

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4 min read
My CLI Toolbox: 10 Tools I Use Every Day (2026)

My CLI Toolbox: 10 Tools I Use Every Day (2026)

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4 min read
How I Test My Node.js Apps: A Practical Guide (2026)

How I Test My Node.js Apps: A Practical Guide (2026)

BERJAYA 1
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5 min read
How I Host My Side Projects for Under /Month (2026)

How I Host My Side Projects for Under /Month (2026)

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5 min read
CSS Grid: Complete Guide to Modern Layouts

CSS Grid: Complete Guide to Modern Layouts

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5 min read
Git Commands I Wish I Knew Earlier

Git Commands I Wish I Knew Earlier

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4 min read
The Complete Guide to JavaScript DOM Manipulation

The Complete Guide to JavaScript DOM Manipulation

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5 min read
How to Set Up a Node.js Server from Scratch (2026)

How to Set Up a Node.js Server from Scratch (2026)

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4 min read
My VS Code Setup: Extensions, Themes, and Settings (2026)

My VS Code Setup: Extensions, Themes, and Settings (2026)

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4 min read
Job Search Automation: How I'd Build It Today

Job Search Automation: How I'd Build It Today

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5 min read
Designing REST APIs That Developers Actually Love Using

Designing REST APIs That Developers Actually Love Using

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2 min read
I Built an AI Writing Assistant (And It Changed How I Create Content)

I Built an AI Writing Assistant (And It Changed How I Create Content)

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4 min read
I Wrote 100 Articles on Dev.to in 24 Hours: Here's What I Learned

I Wrote 100 Articles on Dev.to in 24 Hours: Here's What I Learned

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4 min read
Building a Real-Time Chat App with Node.js and WebSocket

Building a Real-Time Chat App with Node.js and WebSocket

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6 min read
JavaScript Console Tricks That Will Blow Your Mind

JavaScript Console Tricks That Will Blow Your Mind

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4 min read
How I Deploy Node.js Apps to Production (2026)

How I Deploy Node.js Apps to Production (2026)

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4 min read
TypeScript Generics Explained: The Practical Guide

TypeScript Generics Explained: The Practical Guide

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4 min read
JavaScript String Methods: The Ultimate Cheat Sheet

JavaScript String Methods: The Ultimate Cheat Sheet

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3 min read
JavaScript Map, Set, WeakMap, and WeakSet: When to Use Which

JavaScript Map, Set, WeakMap, and WeakSet: When to Use Which

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4 min read
JavaScript Number Tricks Every Developer Should Know

JavaScript Number Tricks Every Developer Should Know

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4 min read
JavaScript Console Tricks That Will Blow Your Mind

JavaScript Console Tricks That Will Blow Your Mind

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4 min read
Node.js Streams: The Practical Guide

Node.js Streams: The Practical Guide

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4 min read
The JavaScript Event Loop Explained Simply

The JavaScript Event Loop Explained Simply

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4 min read
How to Debug JavaScript Like a Pro

How to Debug JavaScript Like a Pro

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5 min read
Designing REST APIs That Developers Actually Love Using

Designing REST APIs That Developers Actually Love Using

BERJAYA 1
Comments
4 min read
JavaScript Console Tricks That Will Blow Your Mind

JavaScript Console Tricks That Will Blow Your Mind

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4 min read
30 Linux Commands Every Developer Should Know

30 Linux Commands Every Developer Should Know

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3 min read
Building a CLI Tool with Node.js (The Complete Guide)

Building a CLI Tool with Node.js (The Complete Guide)

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3 min read
Building a CLI Tool with Node.js (From Zero to npm)

Building a CLI Tool with Node.js (From Zero to npm)

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4 min read
10 CSS Tricks I Use Every Day

10 CSS Tricks I Use Every Day

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3 min read
CSS Tricks That Save Me Hours Every Week

CSS Tricks That Save Me Hours Every Week

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3 min read
How I Learned to Code (And How You Can Too, in 2026)

How I Learned to Code (And How You Can Too, in 2026)

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4 min read
I Published My First npm Package: Here's Everything I Wish I Knew

I Published My First npm Package: Here's Everything I Wish I Knew

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4 min read
12 VS Code Extensions I Install on Every New Setup (2026)

12 VS Code Extensions I Install on Every New Setup (2026)

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3 min read
React Performance: 8 Fixes That Actually Matter (2026)

React Performance: 8 Fixes That Actually Matter (2026)

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3 min read
Error Handling in Node.js: The Missing Guide

Error Handling in Node.js: The Missing Guide

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4 min read
The .env File Is Not a Security Strategy

The .env File Is Not a Security Strategy

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3 min read
5 Express.js Middleware Patterns You'll Use in Every App

5 Express.js Middleware Patterns You'll Use in Every App

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4 min read
7 TypeScript Patterns I Use in Every Project

7 TypeScript Patterns I Use in Every Project

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4 min read
Why I Stopped Using PostgreSQL for Side Projects (And You Should Too)

Why I Stopped Using PostgreSQL for Side Projects (And You Should Too)

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4 min read
How I Get Freelance Clients (Without Upwork or Fiverr)

How I Get Freelance Clients (Without Upwork or Fiverr)

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4 min read
The Git Workflow That Saved My Sanity

The Git Workflow That Saved My Sanity

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4 min read
Dockerizing a Node.js App in 2026: The Practical Guide

Dockerizing a Node.js App in 2026: The Practical Guide

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4 min read
Building a REST API Rate Limiter in Node.js (From Zero to Production)

Building a REST API Rate Limiter in Node.js (From Zero to Production)

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4 min read
npm Scripts: Unlocking the Full Power of package.json

npm Scripts: Unlocking the Full Power of package.json

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3 min read
Environment Variables in Node.js: The Complete Guide

Environment Variables in Node.js: The Complete Guide

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3 min read
10 JavaScript One-Liners That Will Save You Time

10 JavaScript One-Liners That Will Save You Time

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3 min read
How I Deploy Node.js Apps to Production (2026)

How I Deploy Node.js Apps to Production (2026)

Comments
3 min read
TypeScript Generics Explained: The Practical Guide

TypeScript Generics Explained: The Practical Guide

Comments
4 min read
JavaScript String Methods: The Ultimate Cheat Sheet

JavaScript String Methods: The Ultimate Cheat Sheet

Comments
3 min read
JavaScript Map, Set, WeakMap, and WeakSet: When to Use Which

JavaScript Map, Set, WeakMap, and WeakSet: When to Use Which

Comments
3 min read
JavaScript Number Tricks Every Developer Should Know

JavaScript Number Tricks Every Developer Should Know

Comments
4 min read
Node.js Streams: The Practical Guide

Node.js Streams: The Practical Guide

BERJAYA 1
Comments
3 min read
The JavaScript Event Loop Explained Simply

The JavaScript Event Loop Explained Simply

Comments
3 min read
How to Debug JavaScript Like a Pro

How to Debug JavaScript Like a Pro

Comments
3 min read
Designing REST APIs That Developers Actually Love Using

Designing REST APIs That Developers Actually Love Using

Comments
3 min read
JavaScript Console Tricks That Will Blow Your Mind

JavaScript Console Tricks That Will Blow Your Mind

Comments
3 min read
30 Linux Commands Every Developer Should Know

30 Linux Commands Every Developer Should Know

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3 min read
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