🌤️ Good afternoon

Welcome,

The road from zero to automation tester starts on page one.

next on the road · phase 0: The Machine

0.1 — What is a program?

A recipe of tiny instructions, executed stupidly fast.

the road — zero to automation tester

Twelve regions, walked in order — each one has its own page that explains, in plain words, what it teaches and why it matters. The stretch you’ve walked is inked in; the rest waits in pencil.

you are here

The Machinethe foundation

“What is a program, and how does JavaScript actually run?”

5 lessons, ready step inside →

up next: 0.1 What is a program?

Values & Variablesthe foundation

“What happens in memory when I create a variable?”

11 lessons, ready step inside →

Making Decisions & Repeating

“How does a program choose and loop?”

8 lessons, ready step inside →

Functions

“How do we package behavior — and what are scope and closures, really?”

11 lessons, ready step inside →

Collections

“How arrays and objects REALLY work: memory, O(1), hashing, references”

14 lessons, ready step inside →

Under the Hood

“Execution contexts, the call stack, hoisting, prototypes, this”

9 lessons, ready step inside →

Time & Async

“The event loop, callbacks, promises, async/await”

9 lessons, ready step inside →

The Browser & DOM

“The DOM tree, selectors, events — the automation tester’s hunting ground”

9 lessons, ready step inside →

Modern JS & Tooling

“Modules, npm, debugging, ES6+, a taste of TypeScript”

6 lessons, ready step inside →

Node.js

“JS without the browser: the terminal, process & env, files, Node’s event loop — where Playwright lives”

8 lessons, ready step inside →

Testing Mindset

“Why we test, assertions, the test pyramid, Vitest”

7 lessons, ready step inside →

Playwright

“Setup, config, locators, fixtures, test data, network, cross-browser, CI — job-ready”

18 lessons, ready step inside →

🏁

job-ready: automation tester

every region walked, every concept teachable

Welcome, friend✏️

Welcome,