JavaScript Testing Course
Master JavaScript testing by building a real task manager. Learn Jest, Vitest, Cypress, and Playwright, design testable code, write solid unit and E2E tests, integrate with CI, and ship reliable, maintainable production apps faster.

flexible workload from 4 to 360h
valid certificate in your country
What will I learn?
This JavaScript Testing Course teaches you how to design testable code, choose the right tools, and build reliable unit and end-to-end tests for a real task manager app. You will set up Jest, Vitest, Playwright, or Cypress, write stable E2E flows, handle flakiness, integrate tests into CI, measure coverage, and maintain clear, well-documented test suites that prevent regressions and speed up delivery.
Elevify advantages
Develop skills
- Design testable JS modules: write clean, isolated logic ready for fast testing.
- Master unit testing tools: configure Jest/Vitest, mocks, spies, and snapshots.
- Build robust E2E suites: script Playwright/Cypress flows with stable selectors.
- Plan smart test coverage: map features to unit, integration, and E2E checks.
- Automate quality in CI: run, debug, and maintain JS tests in GitHub/GitLab pipelines.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I'm grateful for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.

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