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Kostiantyn Teltov

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Design Patterns for QA Automation: Build effective test solutions

phew! Good. Finally I have finished this article.

Jul 25, 2022

Design Patterns for QA Automation: Build effective test solutions

Jul 25, 2022

AI SKILLS: Don’t Just Prompt. Teach AI a Profession.

From ancient times, people had professions. Blacksmiths forged metal, potters shaped clay, merchants traded goods.

Apr 7

AI SKILLS: Don’t Just Prompt. Teach AI a Profession.

Apr 7

Breaking Silos with QA Guilds as a Community of Practice

Hi folks,

Mar 3

Breaking Silos with QA Guilds as a Community of Practice

Mar 3

MCP SERVERS: The Tool Awakens

Hi folks,

Feb 2

MCP SERVERS: The Tool Awakens

Feb 2

My Journey Through TestWarez 2025 and Testing United 2025 conferences

Dear quality enthusiasts, First of all, this is my first attempt at writing in this format, so please don’t judge me too harshly. Over the…

Nov 19, 2025

My Journey Through TestWarez 2025 and Testing United 2025 conferences

Nov 19, 2025

How Playwright Test Agents Are Changing the Game in E2E Automation

Hi colleagues,

Oct 27, 2025

How Playwright Test Agents Are Changing the Game in E2E Automation

Oct 27, 2025

Layered Test Automation with Cursor AI: Following the Testing Pyramid

Hi Dear Reader,

Sep 29, 2025

Layered Test Automation with Cursor AI: Following the Testing Pyramid

Sep 29, 2025

How a joke among the QA community turned into a series of Vibe Coding experiments.

May 20, 2025

How a joke among the QA community turned into a series of Vibe Coding experiments.

May 20, 2025

SDET: The Magic of Python Data Structures

Greetings, fellow wizards of the quality and code,

May 5, 2025

SDET: The Magic of Python Data Structures

May 5, 2025

Quality Gates: The Watchers of Software Quality

Hello to all quality enthusiasts. Today’s article is not technical. Sometimes it is nice to talk about processes and quality in general…

Mar 17, 2025

Quality Gates: The Watchers of Software Quality

Mar 17, 2025

Kostiantyn Teltov

Kostiantyn Teltov

QA Tech Lead / SDET / QA Architect (C#, JS/TS, Python, Java)/Blogger/Speaker from Ukraine. Passionate about testing, automation, teaching, speaking.

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