Jagadeesh poralla

Site Reliability Engineer

American Express

05.2022 - Current

Developed and maintained various monitoring solutions for large scale enterprise platforms .
Managed distributed systems involving Kafka, Cassandra, and Spark for high-throughput processing.
Supported OpenShift-based microservices and RHEL Linux servers in a private cloud environment .
Written various script based solutions to ensure 100% availability of production environment for multiple platforms using linux bash scripting.
Decreased hours of operational tasks to minutes by automating pod restarts , post deployment validations for various cloud hosted applications through shell script wrapper around kubectl commands.
Heavily reduced average MTTR of Incidents from multiple VM based platforms by enabling GDHA solutions , log rotation and auto cleanup of disk space on production servers.
Improved incident management workflows by creating comprehensive documentation on troubleshooting procedures and common issues resolution steps.
Reduced maintenance time of hundreds of RHEL servers upto 75% by automating validation steps through ansible playbooks .
Developed custom scripts/tools as needed to automate routine tasks, increasing overall team productivity and efficiency.
Conducted root-cause analyses after major incidents to identify areas for process improvement or technical enhancement opportunities.
Collaborated with cross-functional teams to develop, test, and deploy scalable software solutions.
Worked on avoiding multiple production issues for consumer applications with adhoc solutions to temporary maintenance changes.
Designed cloud hosted java application to monitor end to end availability of a large enterprise platform using proactive alerting with email , slack and servicenow integrations.
Enabling proactive application monitoring using tools like Dynatrace, Prometheus, and Grafana.
Led multiple service restoration bridges [ SRBs] involving teams from developement , Infrastructure and vendor support .
Collaborated with infrastructure and application teams to assess change impact and enforce reliability standards.
Received appraisals from leadership multiple times as part of proactive supporting of critical platforms.