Vladimir Cherkasov
Software Engineer at ClickHouse
Netherlands
Summary
🤩
Rockstar🎓
Top SchoolVladimir Cherkasov is a software engineer with 11 years of experience specializing in databases, distributed systems, system-level programming and modern/functional languages. He has worked on high-performance data platforms at ClickHouse and Yandex, and contributed backend improvements to notable open-source projects like ByConity and the popular remark42 comment engine—adding robust image storage, TTL handling, and IPv6-aware database logic. His background in applied mathematics and fundamental computer science underpins a pragmatic focus on correctness, testing, and performance optimization. Based in the Netherlands, he combines production-grade engineering with a taste for low-level systems work that surfaces in subtle infrastructure and storage refinements.
11 years of coding experience
4 years of employment as a software developer
Bachelor's degree, Applied Mathematics and Computer Science, Bachelor's degree, Applied Mathematics and Computer Science at Southern Federal University (former Rostov State University)
Github Skills (15)
testing10
boltdb10
databases10
c-language10
go10
cprogramming-language10
relational-databases10
sql-database10
co10
database10
comment-system9
ip9
ip-address9
data-structures8
data-structure8
Programming languages (14)
Github contributions (5)
ByConity/ByConity
Mar 2021 - Sep 2021
ByConity is an open source cloud data warehouse
Role in this project:
Back-end Developer
Back-end DeveloperContributions:205 commits in 6 months
Contributions summary:Vladimir focused on implementing and optimizing database-related functionality within the ByConity project, a cloud data warehouse. Their contributions include the reuse of functions related to IP address containment and improvements to the handling of IPv6 addresses. Furthermore, they made changes to a dictionary class and modified files in the Common directory, all related to improvements in the database's underlying infrastructure.
datawarehousewarehousedbmsolapclickhouse
umputun/remark42
Oct 2019 - Aug 2020
comment engine
Role in this project:Back-end Developer
Back-end DeveloperContributions:42 reviews, 8 commits, 5 PRs in 10 months
Contributions summary:Vladimir primarily focused on implementing and testing image storage functionalities within the comment engine. Their contributions include adding support for a Bolt image store, including saving, committing, and loading images. The user also added tests for the image service and comment import process, refining existing tests and ensuring proper functionality. Furthermore, they addressed image TTL (Time To Live) using comment timestamps.
remark42disqusprivacycomments-widgetcomment-system
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