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QA Tech Labs
Free library

Everything about QA, organised

Seven tracks, from first principles to advanced. Each track links to guides, free recordings, downloads and the live course if you want to go deeper. New guides land every week.

Automation with Playwright + TypeScript

From your first TypeScript file to a CI pipeline.

  • TypeScript for testers
  • Locators and auto-waiting
  • Fixtures and Page Objects
  • Authentication and test data
  • Visual and accessibility testing
  • GitHub Actions and sharding
  • Flaky test strategy
  • Selenium and Cypress compared

API Testing

HTTP, REST, GraphQL, Postman and automation in code.

  • HTTP and status codes
  • Authentication: Basic, Bearer, OAuth2
  • Postman collections and scripts
  • Newman in CI
  • API tests in Playwright
  • Schema validation
  • Contract testing
  • Mocking

Performance Testing

Load, stress and soak with k6 and JMeter.

  • Load vs stress vs soak
  • Percentiles and throughput
  • k6 scripting and thresholds
  • JMeter correlation
  • Grafana dashboards
  • Finding the bottleneck
  • Performance in CI

Want the guided version?

The library is free forever. When you want a mentor, a cohort and a project with weekly code review, join a live batch.

Or practise for your next interview on interview.qatechlabs.com