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TypeScript

Optional static type-checking for JavaScript.

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I let Stripe grade my tests: building a billing simulator where no expected value comes from my own code

I let Stripe grade my tests: building a billing simulator where no expected value comes from my own code

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6 min read
Delayed User Reminders: A 7-Day Queue Limit and Cron Enqueue Pattern

Delayed User Reminders: A 7-Day Queue Limit and Cron Enqueue Pattern

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7 min read
Crear un servidor MCP en TypeScript con el SDK v2 (y que hable 2026-07-28)

Crear un servidor MCP en TypeScript con el SDK v2 (y que hable 2026-07-28)

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4 min read
Running Agent-Based Reverse Engineering on Cloudflare Workers

Running Agent-Based Reverse Engineering on Cloudflare Workers

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4 min read
Express Error Tracking Explained — Pino and Winston Integration for Rollback Evidence

Express Error Tracking Explained — Pino and Winston Integration for Rollback Evidence

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5 min read
Running AWS SAM CLI Locally Before Deploying to Cloudflare Workers

Running AWS SAM CLI Locally Before Deploying to Cloudflare Workers

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3 min read
Translation Is Not Agreement: Build a Clarification Handshake for Multilingual Chat

Translation Is Not Agreement: Build a Clarification Handshake for Multilingual Chat

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9 min read
Engineering a Multimodal Travel Planner on a 228,060-Edge Graph

Engineering a Multimodal Travel Planner on a 228,060-Edge Graph

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6 min read
How to Convert JSON to TypeScript Interfaces

How to Convert JSON to TypeScript Interfaces

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3 min read
Welcome Email Deliverability Problems in Transactional Onboarding and Bounce Handling

Welcome Email Deliverability Problems in Transactional Onboarding and Bounce Handling

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7 min read
Why Traditional Sourdough Calculators Have a Hidden 3% Water Error (And How We Fixed It With Rheology & Thermodynamics)

Why Traditional Sourdough Calculators Have a Hidden 3% Water Error (And How We Fixed It With Rheology & Thermodynamics)

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4 min read
Stop Using Fragile Chatbots: Build Standard MCP Agents with TypeScript

Stop Using Fragile Chatbots: Build Standard MCP Agents with TypeScript

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3 min read
I Compared 6 TypeScript Validation Libraries. Here's What Surprised Me 🤔

The hidden danger of mismatched runtime contracts

I Compared 6 TypeScript Validation Libraries. Here's What Surprised Me 🤔

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14 min read
Three of our 24 currencies are written without decimals, and Stripe agrees about one of them

Three of our 24 currencies are written without decimals, and Stripe agrees about one of them

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7 min read
Migrating a Synchronous better-sqlite3 Layer to Async Cloudflare D1 (Without Losing Local Dev)

Migrating a Synchronous better-sqlite3 Layer to Async Cloudflare D1 (Without Losing Local Dev)

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5 min read
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