Vitalii Gridnev
Staff Software Engineer at YDB
Perímetro Urbano Armenia, Quindío, Colombia
Summary
🤩
Rockstar🎓
Top SchoolVitalii Gridnev is a Staff Software Engineer with 11 years of experience building and leading development of high-throughput distributed SQL systems at YDB/Yandex. He combines deep C++ and Python expertise with gRPC, Protobuf and async patterns to design client SDKs, query execution features and production-grade testing/chaos pipelines that improved YDB performance on real workloads. As a team lead he shipped features like Sequences and StreamIndexLookup that reduced shard overload and boosted index streaming bandwidth in production clusters. Formerly a core upstream contributor to OpenStack Sahara, he brings strong open-source collaboration and release-management experience to cloud-managed database products. Based in Colombia, he pairs hands-on implementation (including client-side balancing and SQLAlchemy adapters) with mentoring and systems-level performance engineering.
11 years of coding experience
11 years of employment as a software developer
Master’s Degree, Mathematics and Computer Science, Master’s Degree, Mathematics and Computer Science at Saratov State University named after N.G.Chernyshevsky
Русский, English
Github Skills (56)
gbm10
xgboost10
catboost10
kaggle10
computation10
python10
mysql10
data-science10
classification10
high-availability10
r10
data-mining10
cpu10
big-data10
machine-learning10
Programming languages (5)
Github contributions (5)
IIKovalenko/ydb-python-sdk
Apr 2019 - Jun 2019
Contributions:38 commits in 1 month
gridnevvvit/gridnevvvit
Nov 2022 - Oct 2023
Contributions:2 pushes, 1 branch in 10 months
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