Summary
Ostap Koziy is a Lead Software Engineer based in Lviv with 14 years of experience specializing in Java and backend systems engineering. He currently leads a team building combinatorial optimization and planning algorithms that blend symbolic computation and linear programming to improve student retention and course planning at a growth-stage startup. Ostap combines hands-on feature development, performance tuning, and code review with scrum leadership for teams of up to six, and has broad experience across Spring, Kotlin, MongoDB and AWS. His background includes high-availability web services, online advertising CRM, and user-generated content platforms, reflecting a track record of solving production issues under tight SLAs. Notably, he moved from core Java backend roles to lead algorithmically complex product work, demonstrating both deep technical craft and an aptitude for translating research-style optimization into shipped features.
14 years of coding experience
6 years of employment as a software developer
Master of Computer Science, Automated Control Systems, Master of Computer Science, Automated Control Systems at Lviv Polytechnic National University
English, Ukrainian