Mark Tomlinson is a performance engineering and software testing enthusiast and co-founder of the popular PerfBytes podcasts. Mark's first experiences with computing started in 1992 with a comprehensive two-year test for a life-critical transportation system, a project which captured his interest for software testing, quality assurance and test automation. After extended work with Mercury Interactive, Microsoft, Hewlett-Packard and PayPal he has amassed broad experiences with real-world scenario testing of large and complex systems and is regarded as a leading expert on computer system performance. Mark now helps companies to adopt modern performance testing and engineering strategies, practices and behaviors for better performing technology systems.