Four Drawers, One Agent
CLAUDE.md is not memory, a vector search is not a decision, and OpenViking is not a nicer RAG. Here is which drawer holds what.
Blog
Thoughts on QA engineering, test automation, and building quality software — 40 posts and counting.
Web-Grounded Answers Without a Server: What Chrome's On-Device AI Can (and Can't) Do
A portfolio chatbot needed to answer questions outside its own knowledge base without shipping a search API key to every visitor. Scoping that feature surfaces a real architectural lesson about...
Self-Hosting an AI Chatbot on a $150 Raspberry Pi 5
No cloud bill, no vendor lock-in, no rate limits, just Nginx, PM2, and a local LLM running 24/7 on a computer the size of a deck of cards. Here's the...
Self-Healing Test Suites: AI-Powered Locator Healing in CI/CD
Frontend renamed a button and your suite went red at 2am? Self-healing locators find it by what it does, not what it's called.
Playwright AI Codegen in 2026: Generating Test Suites from Natural Language
Playwright's codegen --ai writes tests from plain English. I still review everything — but I type about 80% less than I used to.
Automating Complex Interactions in 2026: Selenium BiDi vs. Playwright CDP
Selenium BiDi vs Playwright CDP for drag-drop and network sniffing. Protocol nerd stuff, explained at a whiteboard — not from a spec PDF.
Playwright MCP + Multi-Agent Testing in 2026: A Beginner's Guide
Playwright + MCP + multiple AI agents on one test run. The beginner guide — because one agent driving the browser felt a bit lonely.
XPath ↔ CSS Translation Appendix for SDETs
A compact, one-page XPath 1.0 ↔ CSS 2/3/4 translation reference for SDETs migrating Selenium suites to Playwright engine selectors. Text match, structural nth, ancestor reverse, attribute predicates, boolean combinations, sibling...
XPath Cheatsheet for Test Automation Engineers
The SDET-flavored XPath pocket reference for Selenium, Playwright, and Cypress engineers. Locator priority pyramid, the 13 axes, the 10 functions you'll actually use, predicate recipes, multi-language code samples, framework gotchas,...
XPath for Test Automation: From "I Hate This" to "I Write It in My Sleep"
Built for SDETs who automate with Selenium, Playwright, and Cypress. Mental models, the 13 axes, the 10 functions, 7 locator recipes, the 5 mistakes to avoid, multi-framework API mapping, **complex...
Parallel Cucumber BDD in Java: Clone It, Docker It, Ship It
A beginner-friendly, slightly unhinged tour of cucumberBDDParallel — parallel BDD, web-pattern examples, MCP exploration, Docker one-liner, and enough structure to steal for your own app.
Selenium in 2026: A Beginner's Guide to WebDriver BiDi, MCP Server & AI-Assisted Automation
Everything a beginner needs to start browser automation with Selenium in 2026 — from zero-code setup to running an AI agent that controls your browser for you.
AI-Driven Test Strategy: From Copilot to Multi-Agent Orchestration
How I evolved from GitHub Copilot autocomplete to building multi-agent AI systems that generate, execute, and self-heal test suites autonomously.
Lessons from Automating Healthcare QA at Scale
What I learned leading QA automation for healthcare services — from compliance requirements to building reliable test suites for critical systems.
CI/CD Pipelines for Test Automation: A Practical Guide
How to structure your test automation pipelines for fast feedback, reliable deployments, and meaningful quality gates.
Building BDD Frameworks That Actually Work
BDD frameworks fail when they become documentation graveyards. Here's how to build ones that developers and QA engineers actually use.
Playwright vs Selenium in 2026: Which Should You Choose?
A practical comparison of Playwright and Selenium for modern test automation — covering speed, reliability, multi-browser support, and developer experience.
The Browser Automation Trap: Why Your Tests Flake and Which Framework Actually Fixes It
I've used this analogy in interviews and it usually lands. Picture you're testing whether a restaurant can deliver a meal correctly:
The QA Engineer's Roadmap: From Manual Tester to Automation Lead
A practical roadmap for QA engineers looking to level up from manual testing to automation leadership — based on my 20+ years in the field.
The Role of a Functional Tester in the Secure Development Lifecycle
How functional testers contribute to application security across every phase of the SDLC — from requirements to operations.
The Secret to Secure Software Development: An SDET's Comprehensive Guide
Secrets in code have burned every SDET eventually. Java, C#, whatever — here's how I manage them without cosplaying as DevSecOps.
Mastering GraphQL: Key Concepts and Best Practices for Modern APIs
GraphQL: ask for exactly what you need, skip the rest. Key concepts, best practices, and the mistakes I made so you don't have to.
Why Choose Hasura Over Other GraphQL Tools?
I stopped hand-writing resolvers. Hasura generates a GraphQL API from your database in minutes. Here's when you reach for it vs. Apollo or building from scratch.
Modernizing Your Skills: Embracing GraphQL for Efficient Data Management
I picked up GraphQL because REST kept making me fetch 47 fields when I needed 3. A tester's guide to modernizing — hype-free edition.
Why and When to Use Hasura with Graph API and Hot Chocolate
Movie DB, SQL backend, REST actor API — one GraphQL layer on top. How I wired Hasura + Hot Chocolate without losing the plot.
Graph API vs GraphQL: Choosing the Right API for Your Data
When to use Microsoft Graph (REST) vs GraphQL — and why the choice matters more than you think.
Shift Left Using a Regression Suite: A Practical Approach
Your regression suite shouldn't wait for QA sign-off. Run it in dev — catch the 'works on my machine' lie before it ships.
Step-by-Step Tutorial for SDETs to Learn Security Testing
Security testing isn't a checkbox at the end — it's a habit. A step-by-step walkthrough for SDETs who'd rather find vulns before prod does.
Handling HTML Encoded Strings in C# .NET 8.0 with Microsoft Playwright
Playwright found the text but Assert.AreEqual failed anyway? HTML encoding. Here's how I decode it in .NET 8 without losing my sanity.
Comparing BDD, ATDD, and TDD: Key Differences and Complementary Strengths 🚀
BDD, ATDD, and TDD all sound like alphabet soup until your team has to pick one. Here's the honest diff — no buzzword bingo, I promise.
Mastering .NET 8.0 with Playwright: A Comprehensive Framework Building Guide
Building a reusable Playwright framework in .NET 8.0 with dependency injection, so you're not copy-pasting test code across projects.
Comprehensive Guide to Testing in SDLC
Testing isn't one phase in the SDLC — it's the thread running through all of them. A map of what to test, when, and why it matters.
Mock Servers vs Contract Testing
Mocks get you moving fast. Contracts keep you honest when the real service finally shows up. Here's when to use which — and when you need both.
The Software Testing Pyramid: A Developer's Secret Weapon
The testing pyramid isn't magic — but it stopped me from writing 400 E2E tests that all broke on one CSS change. Here's how I actually use it.
Framework Development Guide for Selenium C#
I've rebuilt Selenium C# frameworks more times than I'd like to admit. Here's the xUnit + SpecFlow + DI setup that actually survives production.
Azure Cosmos DB CRUD: A Practical Guide to Building Maintainable Data Services
How to implement CRUD operations in Cosmos DB without building yourself into a corner — architecture patterns that actually survive beyond the POC.
Mastering Asynchronous Operations in C# with Microsoft Playwright
When your test clicks a button, you can't just assume the API response landed. Here's how to actually wait for it—and get the data into your assertions.
Unlock Seamless Interactions: Mastering Drag-and-Drop in C# Selenium
Eight methods to handle drag-and-drop in Selenium C# when OpenQA.Selenium.Interactions fails — JavaScript fallback, offsets, waits, and more.
Mastering E2E Testing with C# and Microsoft Playwright: Top Tips and Tricks
How to set up Playwright, drive cross-browser testing, make API calls, validate against a SQL Server database, and capture traces and videos on failure.
Selenium Page Locator Strategies and NoSuchElementException
A beginner-friendly guide to Selenium locator strategies — ID, class, CSS, XPath — and how to avoid NoSuchElementException.
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