Dmitry Saprykin
Software Developer at National Center for Biotechnology Information (NCBI)
Rockville, Maryland, United States
Summary
👤
Senior🎓
Top SchoolDmitry Saprykin is a seasoned Software Developer with 13+ years building high-performance, high-load systems and distributed data storages, currently focused on C++ solutions. At NCBI he led the migration and long-term support of GenBank storage from Sybase to Apache Cassandra, handling exponential growth (4B records, 100+ TB) and designing replication between on-prem and cloud. His expertise spans low-level development, ETL pipelines, and capacity/reliability planning for services serving hundreds of thousands of requests per second with millisecond latencies. He favors pragmatic tool selection and prioritizes efficiency, scalability, fault tolerance, and simplicity in production systems. Past roles in high-load web services and custom Nginx/PHP extensions demonstrate a strong background in performance tuning and systems integration. Based in Rockville, MD, he combines deep distributed-storage know-how with hands-on deployment and backup tooling across AWS/GCP.
13 years of coding experience
9 years of employment as a software developer
Computer Science, Computer Science at The University of BirminghamMaster's degree, Computer Science, Master's degree, Computer Science at Bauman Moscow State Technical University
English, Russian
Github Skills (36)
cassandra9
csharp9
php9
cpp9
backup9
multiset8
grpc8
database8
python8
health8
ruby8
objective-c8
apache7
nginx5
stl5
Programming languages (4)
Github contributions (5)
dmitry-saprykin/cassandra
Aug 2015 - Mar 2025
Contributions:2 PRs, 13 pushes, 9 branches in 9 years 8 months
cassandraapachedatabaseapache-cassandrajava
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