Operations SRE/Devops maintaining infrastructure stability for the US Grab RnD Branch. Specialization: Observability Team - Logging/Metrics/Tracing/Alerting (Elasticsearch Stack)

Data Center Engineer (Systems Administrator). Providing full time support for the entire Redfin.com infrastructure. From maintaining server hardware, to all the software deployed throughout the environment. Supported Postgresql, Puppet, CentOS, LAMP, Postfix, Elasticsearch (ELK) and many more programs in an ever changing environment. Established the Elasticsearch cluster to allow developers access to necessary logs in a quick and searchable way. First to react to site issues and fix critical problems. Rolled out Puppet to provide centralized management and thus creating a more homogenized environment for scalability and consistency. Maintain Postgresql cluster, from optimizing databases, hunting down locks and providing 100% uptime, to offloading auxiliary tasks to the AWS environment. Implemented monitoring using Nagios, Icinga, Graphite and Graphana to ensure quick response to environmental issues.