Summary
Dmitrii Zyrianov is a Senior Backend Software Engineer with 13 years of experience and a decade of enterprise-grade delivery, now based in London. He specializes in building high-load, fault-tolerant distributed systems and has deep hands-on expertise in C#, Java, MongoDB, and Cassandra. As a tech lead he has repeatedly guided cross-functional teams of up to 10 people through end-to-end projects, from design and QA to CI/CD and monitoring. His track record includes cutting feed freshness from months to 24 hours at Yandex, halving processing latency and tripling deployment speed through profiling and pipeline optimization. Comfortable owning both core backend functionality and developer-facing libraries, he has implemented infrastructure improvements that made e2e testing and microservice interactions significantly easier. Dmitrii combines pragmatic performance tuning with mentoring and product-minded engineering to ship reliable services at scale.
13 years of coding experience
10 years of employment as a software developer
Master's degree Computer Science, Master's degree Computer Science at Ural State University named after A.M.Gorky