AI Guides for Builders

How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.

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Karpenter v1: Smart Kubernetes Node Autoscaling Guide

Production guide to Karpenter v1: NodePools, EC2NodeClass, Spot, and consolidation on EKS.

10 min read·Kodetra Technologies

Today

Intermediate

Implement phishing-resistant passkey login in Node.js: registration, signin, recovery.

12 min read·Kodetra Technologies

2d ago

Intermediate

Build a Redis + Postgres idempotency layer that survives retries, races, and crashes.

9 min read·Kodetra Technologies

4d ago

Intermediate

Build dropdowns, tooltips, and menus natively in 2026 — no JavaScript, no Floating UI.

9 min read·Kodetra Technologies

4d ago

Intermediate

Run AI-generated TypeScript in JS isolates - faster startup than containers.

5 min read·Kodetra Technologies

8d ago