AlexWebLab

Explore a wide range of web development topics, from JavaScript to React and beyond, and uncover valuable insights to enhance your skills.

Motorcyclists riding through mountain scenery

A desk workspace with a laptop and notebook

Latest 2 articles:

A Model Leaderboard Cannot Choose the Model for Your Product

September 8, 2026

AI Engineering ✨

Pairwise evaluation and ranking algorithms provide useful preference signals for open-ended AI work, but a public leaderboard compresses context, assumes more stable preferences than users have, and cannot substitute for a product-specific evaluation and rollout plan.

When One Giant Prompt Becomes a Reliability Problem

September 6, 2026

AI Engineering ✨

A complex AI workflow should not become a single ever-growing prompt. Deliberate decomposition creates observable contracts and parallel work, but it also adds latency, cost, state, and failure modes that must be evaluated end to end.

Read all the articles