Rossen Chemelekov
About Rossen Chemelekov
Rossen Chemelekov is a Sr. Manager of Security Engineering at Expedia Group with extensive experience in security engineering and a background in computer science from UCLA.
Current Position at Expedia Group
Rossen Chemelekov currently serves as the Sr. Manager of Security Engineering at Expedia Group. He has been in this role since 2021, based in Austin, Texas, United States. His responsibilities likely involve overseeing security engineering initiatives, managing a team of security engineers, and ensuring the integrity and security of Expedia Group's digital assets.
Previous Roles at Expedia Group
Before his current role, Rossen worked as a Sr. Security Engineer at Expedia Group from 2020 to 2021. During his tenure, which lasted 11 months, he was based in Austin, Texas. In this position, he was likely responsible for implementing and maintaining security measures to protect the company's infrastructure.
Experience at Vrbo and PlayStation
Rossen Chemelekov previously worked as a Staff Security Engineer at Vrbo from 2019 to 2020. Prior to that, he was with PlayStation, serving as a Security Operations Engineer from 2018 to 2019 and as an Associate Security Engineer from 2016 to 2018. He also served as a Security Engineering Intern from 2015 to 2016. His experience at these companies provided him with a broad understanding of security operations and engineering.
Educational Background
Rossen Chemelekov earned his Bachelor's Degree in Computer Science from the University of California, Los Angeles (UCLA) between 2012 and 2016. This formal education laid the foundation for his career in security engineering. He also studied Computer Science at Los Angeles City College in 1970 for a short tenure.
Technical Expertise
Rossen has a broad range of technical skills, including proficiency in programming languages such as CLISP and OCaml, which are less common in the industry. He is skilled in using applications like Emacs and Wireshark, essential for security engineering tasks. Additionally, he has experience with hardware and software design tools such as PCAD and Altium Designer, and a diverse set of operating systems including Linux/Unix, Windows, and Mac OSX. His proficiency with mathematical and scientific computing software like Matlab and Mathematica further highlights his problem-solving capabilities in security engineering.