QA — Quality Assurance
Guides, checklists and case studies for testers. No fluff — concrete steps and links.
Topics
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Mobile & Game QA
iOS, Android, IAP, real hardware
12 articlesChecklists
Templates ready for regression
5 articlesAutomation
Selenium, Playwright, flaky tests
28 articlesCareer & growth
Soft skills, learning, AI tools
26 articlesBug case studies
Real incidents and lessons learned
1 articleNon-functional
Performance, security, load
10 articlesRecommended reads
Three articles worth reading for both newcomers and veterans.
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adb for mobile QA: 40 commands that save hours
ADB (Android Debug Bridge) is the main tool for mobile QA on Android. A list of commands that are actually used during regression and bug triage.
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Classical QA is dying. What replaces it
The classical QA approach was built on a simple idea — if we test thoroughly before release, we can trust the system after release. Today that no longer works. Here's what needs to change.
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5 books every tester should read
QA as a profession has classic literature — every senior engineer knows it. If you haven't read them, time to fix the gap. 5 books that shaped the modern approach to testing.
Latest
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Phantom Users: Where the 'Bots' in Your Mobile Analytics Come From and How to Tell Them from Fraud
A batch of new users suddenly shows up in your analytics, all on the same old phone model: they open the app, poke around for a minute and leave. The first thought is fraud and a burned ad budget. Often it's Google's own robots from the pre-launch report. How to tell test devices from bots, check the source in five minutes, and filter that traffic out so it doesn't ruin your funnel and retention.
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Memory Leaks: How to Catch the Bug That Only Shows Up After an Hour
The app works perfectly for five minutes and crashes after an hour. A classic memory leak that no short test case catches. We cover what a leak looks like from the QA side, which scenarios expose it, how to measure memory on Android, iOS, Unity and the web, and what to attach to a bug report so a developer finds the cause in an hour, not a week. With a checklist.
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The Right to Say No to a Release: When QA Blocks a Launch and How to Do It Without a War
Friday evening, release in an hour, and you have a bug in hand. Block it or stay quiet? We cover why QA is not a gatekeeper but not a bystander either, when a 'no' is justified, how to phrase it, the options between 'yes' and 'no', and what to do when the release ships against your recommendation. With a checklist.
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Remote Config: How to Test What Changes Without a Release
A Remote Config hotfix didn't apply because an old cached config overrode the new one, and the 'fix' was verified on a build players don't have. A first-person breakdown: config versions, when changes actually reach the player, compatibility with old clients, and a QA checklist.
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Game Balance Breaks Through Numbers, Not Bugs: Catching Exploits with a Simulator
A tester beat my idle game to wave 199 in one evening, even though everything 'worked'. A first-person breakdown: why balance can't be tested by hand, how to write a player simulator, a stress test for a maxed-out build, and the four holes it found. With a QA checklist.
Resource archive
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