quality blog / edition 2026

We share knowledge about AI, smart home and QA.

A blog about quality - in AI, in smart home, in testing. Practical guides, experiments and lessons from the field. No paywalls, no marketing fluff.

Home Assistant Claude/ChatGPT Automation IoT Prompt Engineering
Articles
75
Languages
PL · EN
Latest
Jul 29

Latest posts

All posts →
01 Jul 29, 2026 9 min read

A Tester in Code Review: What You Can Contribute Even If You Don't Write Code Every Day

What a tester should look for in submitted changes, a checklist for your first reviews, and a plan for joining the process without stepping on developers' toes or slowing the team down.

qa code-review
Grzegorz Holak
02 Jul 27, 2026 9 min read

AI in Smart Home, Part 8: A Home That Keeps Watch - Cameras, Privacy, and Local Event Analysis

The eighth part of the AI in smart home mini-series. We assemble local monitoring: Frigate for detection, a vision model for event descriptions, Home Assistant for notifications - and we draw the privacy boundaries a camera should never cross.

ai smart home
Julia Sielska & Grzegorz Holak
03 Jul 24, 2026 9 min read

AI for Flaky Test Analysis: From CI Chaos to a List of Root Causes

A workflow where an agent collects CI run history, groups failures by error signatures, classifies the root causes of flaky tests, and sets the order of fixes.

ai qa
Grzegorz Holak
04 Jul 23, 2026 9 min read

Evals for Regular People: How Do You Know Your Prompt Works at All?

A minimal prompt evaluation process without a framework: a golden set of ten cases, binary criteria, an A/B comparison table, and three traps that ruin the measurement.

ai prompt-engineering
Grzegorz Holak
05 Jul 22, 2026 9 min read

Test Debt: How to Measure It, Show It to the Business, and Pay It Down Without Stopping the Team

An operational definition of test debt, six measurable signals, pricing in hours and risk, and a repayment strategy that does not require halting delivery for a fix-it sprint.

qa test-debt
Grzegorz Holak
06 Jul 21, 2026 15 min read

Argus and Hephaestus: Two AI Agent Teams, One Builds, One Inspects

How I built two teams of specialized subagents in Claude Code: Hephaestus delivers software, Argus hunts bugs. Roles, coordinators, how they cooperate, and when orchestration is overkill.

ai agents
Grzegorz Holak