Learn how to run Playwright tests in parallel using workers, fully parallel mode, sharding, and best practices. This step-by-step demo shows real examples for Playwright parallel execution, including: Running tests in full parallel mode Using workers effectively Playwright test sharding Parallel execution in Python & JavaScript Speeding up CI pipelines Whether you're using Playwright for UI automation, API testing, or end-to-end flows, mastering parallel execution will cut your test time by 40%–80%. 🚀 What you’ll learn: 00:00 Intro 00:49 What is Playwright parallel execution? 02:11 Fully parallel vs workers vs sharding 03:45 Playwright workers explained (examples) 06:22 Playwright fullyParallel demo 08:03 usage 10:40 Playwright sharding demo 12:50 Parallel execution in Python 15:11 CI pipeline parallelization 17:30 Common mistakes + fixes 19:04 Final best practices