At Ozon, I maintain a logical database replication service, onboarding 120+ production databases with zero downtime. I also optimized Kafka replication parameters to scale CDC replication to 500+ MB/s.
At T-Bank, I supported a high-throughput database platform and expanded observability with 30+ custom Prometheus metrics and Grafana dashboards, decreasing incident MTTR by 40%. I also automated recurring operational tasks with Python and Ansible.
At T-Bank, I integrated an AI/LLM-powered RAG assistant into tier-1 incident response workflows, reducing engineer toil by 30%. My work spans reliability, infrastructure automation, Kubernetes, service mesh security, and distributed observability.
