As AI continues to speed up software delivery, the need for comprehensive quality assurance has never been greater. Full Stack Testing is your essential guide to high-quality software testing across every layer of modern web and mobile applications. Industry expert Gayathri Mohan explores 10 different testing skills across functional and nonfunctional testing and automation, including a dedicated focus on adopting AI-driven tools and workflows. This updated second edition covers mobile, web, data, security, performance, accessibility, and other testing types and presents concrete strategies, tool selection criteria, and automation techniques proven to scale. Packed with actionable insights and exercises on over 40 testing tools, it prepares readers to build high-quality software immediately in fast-paced, high-stakes environments. Implement effective testing strategies and test automation across web, mobile, and backend systemsAddress essential nonfunctional requirements testing such as performance, security, and accessibility, among many othersIncorporate AI testing tools for both functional and nonfunctional testing and automationIntegrate testing in CI/CD workflows for faster, safer releasesExpand your career potential by building a well-rounded testing skill set