Position: Ruby on Rails Developer
Category: Ruby
English level: fluent
Years of experience: 1.5


While working at AWS from Aug 2022 - Sep 2023

AWS Kinesis Data Analytics
• Played a pivotal role in championing the adoption of Cloud Native solutions for a streaming service with
over 10,000 customers, ranging from large corporations to small startups.
• Achieved $600,000 annual savings and ensured GDPR compliance by automating the deletion of unused
customer code from the S3 bucket, while also deploying fixes across 26 regions.
• Ensured service availability in two private/air-gapped secret regions by authoring a comprehensive System
Security Document that encompassed the entire service ecosystem.
• Eliminated 1600 system security issues, by automating the deletion process of unused/stale environments
within the service.
• Upgraded Runtime Environment of one of the key/strategic products within the service, greatly impacting
the release of a new major version.
• Leveraged knowledge: Java, Apache Flink, Kubernetes, Docker, AWS, Ruby, Golang

While working at Yandex from Jun 2021 - Sep 2021

Yandex.Drive
• Developed the backend system for a carsharing service that processes     .
• Tracked down the key weak points of a backend system by analyzing   of log entries.
• Optimized car assigning algorithm by    by reducing the time complexity from O(n²) to O(log n).
• Boosted geoscopical data querying by % by integrating , which improved time complexity from O(n) to O(log n).
• Designed a -  , that tracks the riding behavior of a user.
•  : C/C++, in debugging with gdb, Git, PostgreSQL, Postman.