TypeScript Coffee

i built a social platform where everything vanishes after 24 hours

genjutsu is a fast-paced, developer-focused social network where everything vanishes every 24 hours.... Read More

Suffering from BUGS: How I Almost Deleted My Entire Project

You know that iconic DJ Khaled album, "Suffering from Success"? The one where he looks overwhelmed by... Read More

I Let AI Rewrite 40% of My Codebase. Here’s What Actually Happened.

AI is no longer a novelty in development. It’s not a toy. It’s not magic. It’s not replacing... Read More

How Fishjam.io Built a Multi-Speaker AI Game using Gemini Live

Picture a lively dinner party: glasses clinking, half-finished sentences, and three people laughing... Read More

I overpowered AI by inventing "Brilliant" code by AI opinion itself

As it always happens to me, I started from describing a simple API client, then I started playing... Read More

Building a Production-Grade Table Editor with React and XState

Introduction Table editors look simple. Add rows. Edit cells. Resize columns. But once... Read More

Your Dialog Has role='dialog'. That Doesn't Make It Accessible.

How I built a focus trap, click-outside hook, and roving tabindex from scratch — and what I learned about the gap between ARIA attributes and actual accessibility. Read More

Type-Safe CustomEvents: Better Messaging with Native APIs

The native EventTarget is a hidden gem for internal messaging. It is built-in, fast and stays out of... Read More

I built an open-source alternative to Toast and Square for restaurant management

The Problem If you run a small restaurant, your options for online ordering and management... Read More

Building Agent Teams in OpenCode: Architecture of Multi-Agent Coordination

In early February 2026, Anthropic shipped agent teams in Claude Code -- the ability for a lead AI... Read More

I built 10 free Claude Code tools in a weekend - here's what I learned

I've been using Claude Code daily for months. At some point I noticed I kept doing the same tedious... Read More

Building a CRM for Freelancers: Architecture Decisions Behind Lazy CRM

Most CRMs are built for sales teams of 50+. They come with dashboards you'll never use, integrations... Read More

How I Built a Type-Safe Excel Library with Zod

Every project I've worked on eventually needs to import or export Excel files. Customer data,... Read More

Stop Writing Step Functions by Hand

If you've worked with Step Functions at any real scale, you know the concept is great — orchestrate... Read More

I’m 13 and I built a Bun framework that’s 2x faster than Express 🚀

It’s a 97kB (2.4kB gzipped) Bun-native framework that hits 21,748 req/s. 👑 Why... Read More

Why I Built nevr-env — And Why process.env Deserves Better

I got tired of crashing apps, leaked secrets, and copy-pasting .env files on Slack. So I built an... Read More

anilogin: a reactive authentication ui with anime character gaze tracking

authentication forms are usually boring. text fields, a submit button, maybe some validation... Read More

Code Review for TypeScript React: What to Look For

I've reviewed over 1,000 React PRs. Early on, I nitpicked everything: indentation, variable names,... Read More

Localising your React app the "Tailwind" way: no keys & no JSON, just code

So, you want to localise your app Most i18n solutions push you towards a familiar... Read More

I Stopped Context-Switching Between Validation, Forms, and Pipelines

There's a moment every TypeScript developer knows. You're staring at a form bug — a server error that... Read More

React Native offline sync with SQLite queue

I log sets offline first. Always. I queue writes in SQLite, not AsyncStorage. I replay the queue... Read More

Kinetic SQL: Why I Ditched Heavy ORMs and Built a Real-Time SQL Engine for Node.js

Meet Kinetic SQL — a lightweight, type-safe wrapper for Express and NestJS with native... Read More

I Built a Hosting Comparison Platform with Astro, Svelte 5 & Hono

I got tired of hosting comparison websites. You know the ones. "Top 10 Best Hosting 2024" articles... Read More

I Built a Free Hemingway Editor Alternative That Runs in Your Browser

Readability scoring has a problem. Most writing tools check your text against a single formula —... Read More