Performance Test Engineer
CurrentPerformance testing, tuning and stability of the Circuit, and Unified Communications products.• Increased customer quality and reduced outages by running performance, stability and fault injection tests on new sprints and hotfixes. • Debugged complex issues from the testing, wrote effective fault reports for development to further analyze, provided threat analysis of issues found for management. • Planned, built and maintained a large 160K user Circuit environment with >100 Virtual machines. Environment was built using VMware powerCLI scripting. • Ensured secure products by using production security standards in testing. Included integrating IDS and SIEM/AHPS elements, running and testing linux and database hardening scripts, and using self-generated certificates to ensure full TLS operation• Achieved a 25% reduction in production VM machine costs by analyzing performance test results and tuning the VMware and Linux resources required.• Showed excellent time management and planning skills by achieving multiple simultaneous objectives, on schedule with a minimum of supervision.• Helped ensure smooth migration to GCP cloud environment by building load test tools in GCP and running load test on a pre-production GCP environment.• Wrote groovy performance scripts that allow the simulation of WEBRTC based clients.• Agile tools including JIRA, confluence, and continuous integration with Jenkins/Blue Ocean.• Lead engineer for testing and tuning of Cassandra, Elasticsearch, and swift object storage.• Reduced outage times by working with customer service on production field problems.
