- Developed a new architecture considering existing services, drafted a plan, and executed migration to the new model.- Refactored the search functionality, transitioning from PGTRGM to a full-fledged search engine. Proposed and implemented a seamless migration schema with full backward compatibility of the API.- Updated project dependencies with extensive codebase refactoring to enhance performance and ensure security updates.- Provided technical consultation to colleagues… Show more - Developed a new architecture considering existing services, drafted a plan, and executed migration to the new model.- Refactored the search functionality, transitioning from PGTRGM to a full-fledged search engine. Proposed and implemented a seamless migration schema with full backward compatibility of the API.- Updated project dependencies with extensive codebase refactoring to enhance performance and ensure security updates.- Provided technical consultation to colleagues, deliberating on technical solutions for new features. Show less

- Built services for a high-load project- Improved the database architecture to increase the performance of queries- Did a lot of refactoring to improve overall performance

- Developing a backend for an internal social network- I participate in the development of the application architecture and REST API- Redesigned the database schema and tripled the backend response speed- Improved endpoint performance after profiling- Writing tests and increased coverage from 35 to 60 percent

- Maintained an internal framework for automating work with API of Threat Intelligence Platform (TI)- Supported the possibility of asynchronous work with the framework- Created several parsers for enrichment TI pratform- Created an integration service for siem and TI platform

- Legacy Monolithic Application Support- Fixed several critical bugs- Simplified the work of managers by improving the reporting service

- Organized the transition to an ESXi cluster and transfer of software/databases from office to data center- Configured Active Directory domain to restrict user rights- Set up VPN connection for remote employees- Helped to update office network equipment