Dmitrii Sernii is a seasoned backend developer with 17 years of experience building high-performance systems in C++, Go, and Python from Chișinău, Moldova. He has shipped production services across industries—real-time bidding, gaming, messaging, and large-scale file processing—and optimized search indexing at Booking.com to run five times faster. Comfortable with persistent connections, distributed nodes, and database integrations (Postgres, Tarantool, MySQL), he blends low-level C++ expertise with modern Go services and pragmatic debugging. Currently at Teylor AG, he focuses on reliable backend architecture and firefighting in complex systems. A pragmatic polyglot who has implemented both client-side engines and backend auctions, he often bridges protocol-level work and high-level service design.
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