Summary
Serhii Mumriak is an experienced software engineer with 11+ years building native iOS and macOS applications and shipping complex multimedia and real-time systems at companies including Facebook/Meta and Apple. He brings deep expertise in Swift, Objective-C, C/C++, Cocoa/Cocoa Touch, Qt, OpenGL and Vulkan, and a proven track record of developing products from scratch as well as fixing and hardening existing codebases. At Meta he contributed to Messenger RTC and Remote Presence foundations and previously helped power creator tools in Spark AR Studio, demonstrating comfort with low-latency, multimedia-rich engineering. Equally fluent with testing frameworks, analytics, and CI/CD tooling, he pairs pragmatic engineering with strong design-pattern and OOP/OOD practices. Based in Seattle with a formal background in applied mathematics and computer engineering, he’s the kind of engineer who writes code for fun and occasionally for money, often exploring cross-platform and graphics tech outside of work.
11 years of coding experience
9 years of employment as a software developer
NTUU "KPI"
Ukrainian, English