Peter Cselenko is an accomplished software engineer and tech lead with extensive experience in developing complex applications and migrating systems to cloud infrastructure, particularly with AWS. Currently at Adyen since May 2020, Peter focuses on two-factor authentication for payments. Prior experience includes a role as a Full Stack Engineer at Tessa, where an event-driven marketing platform for Unilever was developed, and as a Senior Software Developer at ABN AMRO Bank N.V., managing the migration of applications to AWS and enhancing application performance. Additional roles at LogMeIn, GE Healthcare, and Ericsson involved full stack development and automation testing. Peter holds a Master of Science and a Bachelor of Science from Budapest University of Technology and Economics.