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QA
QA

SW Testing & SW QA - related work

Aerospace-grade QA Lean workflow
Aerospace-grade QA Lean workflow poster

Integrated process of everything I've learned over 12 years of building QA knowledge and hands-on experience. It may look complex, but it's actually very fast and fully compatible with Agile Scrum. And it's not some "ivory-tower" theoretical dreaming - it's hands-on-experience proved and recognized even by seasoned, initially skeptical, senior Developers. This is how I do business (when I'm allowed to.)

The last QA knowledge transfer slides
The last QA knowledge transfer: 12 years of advanced QC, QA and SW Safety

Brief but concise summary of the advances I learned and put to practice troughout the 13+ years of my QA career. Explains limitations of Basic Positive Testing and Unit Tests; need to include env and interop influences in system testing; how to start using Test Classes Cheatsheets which improved Test Coverage by 400%; difference between QC and preventive QA; the basics of Software Safety (SPoF vs. Fail-Safe) and why everyone needs FMECA not to miss most issues; and how to use Function Lists to reduce refactoring and defects in Agile way.

Slides for when metrics kill
When perfectly reasonable metrics destroy products and companies: Goodhart's law and how to fight it

When I was sitting as one of the experts on Broadcom MSD's New QA Metrics workgroup, I've thought and realized a lot about metrics. From shared destructive patterns trough Systems-Thinking analysis of how metrics actually work to how to fix the caveats in 3 rational steps, this critically acclaimed presentation outlines my findings.

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Advanced QA: Test Analysis techniques and processes

My full-day course to teach full spectrum of advanced Test Analyst and Safety Analyst skills or at least knowledge: Equivalence Partitions Dependency Islands, State Transition Testing, Fault Tree Analysis and Failure Mode Effect Analysis, Integrity levels, Test Classes and even All-Pairs Ortogonal Arrays testing.

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Kurz QA pro studenty ČVUT

Čtyřdílný cyklus přednášek pro studenty ČVUT na SiliconHill Akademii. Cílová skupina jsou studenti vývoje softwaru. Proto kurz nebyl laděn pro testery/QA, ale spíše aby si vývojáři uvědomili, co všechno a jak se jim může v kódu pokazit, jak závažné následky to může mít, a proti čemu všemu musí naprogramovat sanitizaci.

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QA is not testing Mk.2

Refined and improved version of popular Share&Learn session I first delivered in 2021. Mostly "kicking holy cows" of what supposedly is "QA", but actually is not. Also, debunking automation myths and popping every kool-aid bubble. Frankly, I was quite surprised with the overwhelmingly positive reaction of the audience.

Aerospace-grade QA
Aerospace-grade QA

Summary of all the innovations I've brought to the company by "cherry-picking" and "lean-izing" Aerospace QA tools and techniques. FHA, FMECA, FTA, Function Lists, Generic Lists aka Test Classes, QA coverage levels, and how it all maps together.

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A manager's practical guide to SW Quality caveats

Lessons learned about everything that I've ever encountered to go bad in QA, test automation and test metrics. Debunking the Code/Path/Test Coverage myths, adressing the Testing workflow and Test Design deficiency, showcasing Goodheart's law regarding testing Metrics, important practical lessons regarding TestAuto.

QA úvod - co, proč, jak slides thumb
Úvod do software QA: co, proč, jak

Co je software QA - a co není? Jak by určité techniky test analýzy mohly zabránit smrtícím nehodám způsobeným SW bugy? A jak začít dělat QA? Na to odpovídala přednáška pro studenty ČVUT.

Testing maturity levels
QA maturity levels poster

Colorized poster graphically depicting the 4 QA levels with their characteristics.
Best printed on the A3 format.

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Test Classes Cheat Sheet

Single A4 page print reminding QAs what Test Classes to cover.

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Example work: electric kettle test cases

My take at the „devise test cases for electric kettle” mental excercise: 50 High-Level Test Cases.

FTA reminders thumn
FTA Reminders

Condensed FTA cheat-sheet on 2 A4 pages. Issued for the final excercise on my Advanced QA course.

FMEA core simplified
Simplified excercise FMEA form

Excercise „core of FMEA” form to be used for teaching „lightweight” FMEA within „Agile”-based, documentation-hating software development teams.

SW Testing Lectures and talks

I spent 14 years as a Software Tester/SDET. And I learned exponentialy more by iteratively sharing the knowledge I had, self-improving and cycling around: