Today, we're diving deep into the world of automation testing, with a special focus on Netflix's innovative tool, SafeTest. Joining us is Moshe Kolodny, the senior full-stack engineer at Netflix who is behind this exciting new tool, which is bridging the gap between end-to-end and unit testing. SafeTest, a tool that's been making significant strides in the industry, has garnered widespread community support and impressive traction in a remarkably short time. As we delve into its capabilities, we'll discover how SafeTest seamlessly integrates with popular libraries like Playwright and Jest, offering robust testing capabilities without imposing intrusive dependencies. Moshe will delve into the philosophy behind SafeTest, underlining the importance of practical, iterative test writing and the pitfalls of over-engineering. We'll explore SafeTest's adaptability, which ensures test consistency across environments with Docker mode, and the bidirectional communication it enables between browser and Node.js, enhancing the overall testing experience. Our conversation will shed light on the exciting future of SafeTest, from potential additions to the test runner to the introduction of custom reporting features. Moshe will also underscore the tool's commitment to developer experience, exemplified by SafeTest's debugging aids like videos and trace viewers. It's no secret that SafeTest reflects Netflix's robust approach to quality assurance. It aligns closely with the day-to-day experiences of UI engineers and addresses the intricate challenges of complex user interactions and service integrations. Stay tuned as we unpack the story of SafeTest's inception, core features, practical applications, and why Moshe believes it's a versatile choice for most testing scenarios.