I am a Lead SRE and software engineer with extensive experience designing and managing large-scale infrastructures, including clusters of hundreds to thousands of servers across multiple data centers. I specialize in system architecture, automation, Infrastructure as Code, and high-availability solutions. I have developed innovative systems such as cross-datacenter ElasticSearch clusters using Kafka, custom host-based firewall control planes, and a DDoS protection system that mitigated over 100 large-scale attacks. I contribute to open-source projects, including Alligator for Prometheus metrics, and have authored technical articles on data structures, system configuration management, and software architecture. I combine hands-on technical expertise with team leadership, fostering know...