Why await Doesn't Make JavaScript Run in Order
Learn why await only pauses one async function—not the whole program—with a two-function example, log timeline, and when Promise.all() is better.
Designly Blog
Practical engineering guides for developers building AI-enabled, full-stack systems.
Jay Simons
Full-stack and systems engineer. Field notes on AI tooling, TypeScript, SvelteKit, Cloudflare, and production engineering.
Latest posts
Don’t Waste Your Money on GitHub Actions—Do This Instead!
Stop overspending on GitHub Actions. Learn how to build a disposable EC2 build server that runs faster, costs pennies, and deploys in minutes.
A Complete Guide to JWT Authentication in SvelteKit
An easy-to-follow complete guide on JWT authentication in SvelteKit—with example project!
Filling the Memory Gap: Building MCPMem to Fix AI Assistant Forgetfulness
How I hacked together a semantic memory system for AI assistants with the Model Context Protocol