Mikhail Gorshkov developed secure, dynamic configuration management features for the Altinity/ClickHouse and typesense/ClickHouse repositories, focusing on encryption key handling and encrypted configuration loading. He implemented ZooKeeper-based key retrieval for the encrypt_decrypt tool, enabling centralized and dynamic key management with minimal configuration changes. In typesense/ClickHouse, he delivered secure configuration loading and decryption workflows, integrating SSL and ZooKeeper, and separated codec loading from decryption to improve maintainability. His work, primarily in C++ and Python, emphasized robust configuration management, encryption, and documentation, resulting in production-ready features that enhance security posture and operational efficiency without introducing bugs or regressions.