Sergey Kolosov is an experienced software engineer with a robust background in leading technical teams and developing software solutions. Currently serving as a Staff Software Engineer at Snap Inc. since March 2021, Sergey previously held similar positions at Facebook and Oracle, contributing significantly to software engineering efforts. Prior experience includes roles at Amazon, Mail.Ru, Service Plus Group, Luxoft, and Enterra, where Sergey demonstrated expertise in Java development and software engineering principles. Sergey holds an Engineer degree in Computers and Automated Systems Software Development from Altai State Technical University, completed in 2003.