Isira Savinda Ketakumbura

Architected and maintained enterprise-grade Elasticsearch infrastructure supporting 500+ TB daily log ingestion across 200+ monitored endpoints, ensuring 99.9% uptime for critical security monitoring systems. Developed a Python automation framework that reduced log processing time by 65% and eliminated 40+ hours of manual monthly tasks, enabling real-time alerting for critical security events with sub-minute detection. Designed and deployed scalable AWS log ingestion pipelines integrating Elasticsearch with S3, EC2, and Lambda services, reducing infrastructure costs by 30% through optimized data retention policies and automated lifecycle management. Created 20+ custom Kibana dashboards serving 50+ stakeholders across security, infrastructure, and development teams, improving incident response time by 45%. Implemented automated security alerting identifying 150+ critical anomalies monthly, reducing mean time to detection (MTTD) from 4 hours to 15 minutes. Led cross-functional collaborat

Developed IoT monitoring systems and REST APIs for industrial automation equipment, enabling real-time data collection from 30+ sensors. Collaborated with engineering teams to design scalable backend solutions, reducing system downtime by 20% through proactive monitoring capabilities.