Summary
Sergey Demidenko is a seasoned Senior Software Engineer and VP based in New York with over 17 years in Java-centric, open-standards software development and a formal engineering education from ITMO. He specializes in system architecture, high-performance and high-load backend systems, ETL and data processing, and has repeatedly driven performance optimizations and concurrency improvements for financial and real-time platforms. Sergey has led technical teams and delivered mission-critical features across banks and enterprise vendors, combining hands-on core development, TDD, and production L3 support. His career spans low-latency ad platforms, realtime diagram rendering, and backend services—plus practical experience with NoSQL, REST APIs, and integration patterns—while more recently contributing backend Laravel work on GitHub. Colleagues rely on him for pragmatic architecture decisions that balance scalability with operational resilience.
8 years of coding experience
19 years of employment as a software developer
Saint-Petersburg State University Information Technologies, Mechanic and Optics (University ITMO)
Russian, English